./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/array01-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ --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-dbf71c6-m [2022-10-17 10:43:36,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:43:36,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:43:36,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:43:36,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:43:36,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:43:36,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:43:36,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:43:36,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:43:36,718 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:43:36,719 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:43:36,722 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:43:36,722 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:43:36,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:43:36,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:43:36,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:43:36,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:43:36,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:43:36,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:43:36,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:43:36,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:43:36,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:43:36,752 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:43:36,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:43:36,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:43:36,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:43:36,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:43:36,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:43:36,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:43:36,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:43:36,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:43:36,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:43:36,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:43:36,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:43:36,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:43:36,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:43:36,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:43:36,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:43:36,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:43:36,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:43:36,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:43:36,779 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-10-17 10:43:36,836 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:43:36,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:43:36,838 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:43:36,838 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:43:36,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:43:36,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:43:36,841 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:43:36,841 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:43:36,841 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:43:36,841 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:43:36,843 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:43:36,843 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:43:36,843 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:43:36,843 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:43:36,844 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:43:36,844 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:43:36,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:43:36,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:43:36,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:43:36,845 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:43:36,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:43:36,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:43:36,846 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:43:36,847 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:43:36,848 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:43:36,848 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:43:36,848 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:43:36,848 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:43:36,849 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:43:36,849 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:43:36,849 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:43:36,851 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:43:36,851 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_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c01598788c0e593641b4d52eb46aec8832108f2ffb3b67e30286093c8a1926f8 [2022-10-17 10:43:37,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:43:37,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:43:37,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:43:37,158 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:43:37,159 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:43:37,160 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/array-memsafety/array01-alloca-2.i [2022-10-17 10:43:37,233 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/data/5d4a4c439/be07d53c53264f4f964b2c02a20a80ab/FLAG78ea5d3bb [2022-10-17 10:43:37,818 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:43:37,823 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/sv-benchmarks/c/array-memsafety/array01-alloca-2.i [2022-10-17 10:43:37,848 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/data/5d4a4c439/be07d53c53264f4f964b2c02a20a80ab/FLAG78ea5d3bb [2022-10-17 10:43:38,084 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/data/5d4a4c439/be07d53c53264f4f964b2c02a20a80ab [2022-10-17 10:43:38,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:43:38,088 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:43:38,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:43:38,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:43:38,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:43:38,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:43:38" (1/1) ... [2022-10-17 10:43:38,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6db27805 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:43:38, skipping insertion in model container [2022-10-17 10:43:38,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:43:38" (1/1) ... [2022-10-17 10:43:38,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:43:38,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:43:38,626 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:43:38,638 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:43:38,698 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:43:38,740 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:43:38,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:43:38 WrapperNode [2022-10-17 10:43:38,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:43:38,743 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:43:38,743 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:43:38,744 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:43:38,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:43:38" (1/1) ... [2022-10-17 10:43:38,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:43:38" (1/1) ... [2022-10-17 10:43:38,808 INFO L138 Inliner]: procedures = 116, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 54 [2022-10-17 10:43:38,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:43:38,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:43:38,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:43:38,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:43:38,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:43:38" (1/1) ... [2022-10-17 10:43:38,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:43:38" (1/1) ... [2022-10-17 10:43:38,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:43:38" (1/1) ... [2022-10-17 10:43:38,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:43:38" (1/1) ... [2022-10-17 10:43:38,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:43:38" (1/1) ... [2022-10-17 10:43:38,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:43:38" (1/1) ... [2022-10-17 10:43:38,853 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:43:38" (1/1) ... [2022-10-17 10:43:38,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:43:38" (1/1) ... [2022-10-17 10:43:38,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:43:38,869 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:43:38,870 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:43:38,870 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:43:38,871 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:43:38" (1/1) ... [2022-10-17 10:43:38,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:38,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:38,910 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:38,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 10:43:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:43:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:43:38,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:43:38,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:43:38,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:43:38,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:43:39,139 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:43:39,141 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:43:39,282 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:43:39,288 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:43:39,288 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 10:43:39,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:43:39 BoogieIcfgContainer [2022-10-17 10:43:39,290 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:43:39,291 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 10:43:39,291 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 10:43:39,296 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 10:43:39,296 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:43:39,297 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 10:43:38" (1/3) ... [2022-10-17 10:43:39,298 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2b3f98f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:43:39, skipping insertion in model container [2022-10-17 10:43:39,298 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:43:39,298 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:43:38" (2/3) ... [2022-10-17 10:43:39,298 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2b3f98f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:43:39, skipping insertion in model container [2022-10-17 10:43:39,299 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:43:39,299 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:43:39" (3/3) ... [2022-10-17 10:43:39,300 INFO L332 chiAutomizerObserver]: Analyzing ICFG array01-alloca-2.i [2022-10-17 10:43:39,354 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 10:43:39,354 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 10:43:39,354 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 10:43:39,355 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 10:43:39,355 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 10:43:39,355 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 10:43:39,355 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 10:43:39,355 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 10:43:39,360 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) [2022-10-17 10:43:39,379 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-10-17 10:43:39,379 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:43:39,379 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:43:39,385 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-10-17 10:43:39,385 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:43:39,385 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 10:43:39,385 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) [2022-10-17 10:43:39,387 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-10-17 10:43:39,387 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:43:39,387 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:43:39,388 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-10-17 10:43:39,388 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:43:39,396 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);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 [2022-10-17 10:43:39,396 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 [2022-10-17 10:43:39,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:39,403 INFO L85 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2022-10-17 10:43:39,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:39,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607802826] [2022-10-17 10:43:39,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:39,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:39,549 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:39,594 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:39,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:39,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1507, now seen corresponding path program 1 times [2022-10-17 10:43:39,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:39,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675328963] [2022-10-17 10:43:39,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:39,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:39,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:39,634 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:39,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:39,652 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:39,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:39,654 INFO L85 PathProgramCache]: Analyzing trace with hash 889568455, now seen corresponding path program 1 times [2022-10-17 10:43:39,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:39,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339606573] [2022-10-17 10:43:39,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:39,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:39,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:39,718 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:39,756 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:40,018 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:43:40,018 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:43:40,019 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:43:40,019 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:43:40,019 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:43:40,019 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:40,019 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:43:40,020 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:43:40,020 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration1_Lasso [2022-10-17 10:43:40,020 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:43:40,020 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:43:40,042 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:40,052 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:40,210 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:40,212 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:40,216 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:40,219 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:40,223 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:40,225 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:40,229 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:40,232 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:40,587 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:43:40,592 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:43:40,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:40,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:40,597 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:40,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-10-17 10:43:40,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:40,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:40,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:40,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:40,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:40,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:40,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:40,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:40,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:40,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-10-17 10:43:40,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:40,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:40,653 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:40,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-10-17 10:43:40,658 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 [2022-10-17 10:43:40,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:40,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:40,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:40,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:40,672 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:40,673 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:40,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:40,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:40,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:40,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:40,735 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:40,741 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 [2022-10-17 10:43:40,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:40,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:40,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:40,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:40,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:40,752 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:40,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:40,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 10:43:40,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:40,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:40,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:40,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:40,811 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:40,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 10:43:40,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:40,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:40,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:40,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:40,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:40,831 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:40,831 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:40,849 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:40,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:40,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:40,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:40,885 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:40,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:40,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:40,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:40,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:40,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:40,904 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:40,904 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:40,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-10-17 10:43:40,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:40,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:40,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:40,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:40,962 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:40,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:40,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:40,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:40,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:40,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:40,998 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:40,998 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:41,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-10-17 10:43:41,028 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:43:41,057 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-10-17 10:43:41,057 INFO L444 ModelExtractionUtils]: 5 out of 22 variables were initially zero. Simplification set additionally 12 variables to zero. [2022-10-17 10:43:41,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:41,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:41,063 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:41,089 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:43:41,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-10-17 10:43:41,136 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-10-17 10:43:41,136 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:43:41,137 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~numbers~0#1.base)_1, ULTIMATE.start_main_~k~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~numbers~0#1.base)_1 - 2*ULTIMATE.start_main_~k~0#1 Supporting invariants [1*v_rep(select #length ULTIMATE.start_main_~numbers~0#1.base)_1 - 2*ULTIMATE.start_main_~array_size~0#1 >= 0] [2022-10-17 10:43:41,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:41,189 INFO L156 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2022-10-17 10:43:41,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:41,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 10:43:41,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:41,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:41,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:43:41,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:41,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:41,367 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 [2022-10-17 10:43:41,369 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 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) [2022-10-17 10:43:41,459 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 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) Result 38 states and 53 transitions. Complement of second has 8 states. [2022-10-17 10:43:41,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-10-17 10:43:41,466 INFO L82 GeneralOperation]: Start removeUnreachable. 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) [2022-10-17 10:43:41,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 35 transitions. [2022-10-17 10:43:41,468 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 35 transitions. Stem has 4 letters. Loop has 2 letters. [2022-10-17 10:43:41,469 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:41,469 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 35 transitions. Stem has 6 letters. Loop has 2 letters. [2022-10-17 10:43:41,469 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:41,469 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 35 transitions. Stem has 4 letters. Loop has 4 letters. [2022-10-17 10:43:41,470 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:41,470 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 53 transitions. [2022-10-17 10:43:41,474 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-10-17 10:43:41,477 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 12 states and 16 transitions. [2022-10-17 10:43:41,478 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-10-17 10:43:41,478 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-10-17 10:43:41,479 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 16 transitions. [2022-10-17 10:43:41,479 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:43:41,479 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 16 transitions. [2022-10-17 10:43:41,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 16 transitions. [2022-10-17 10:43:41,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2022-10-17 10:43:41,502 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) [2022-10-17 10:43:41,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 16 transitions. [2022-10-17 10:43:41,504 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 16 transitions. [2022-10-17 10:43:41,504 INFO L428 stractBuchiCegarLoop]: Abstraction has 12 states and 16 transitions. [2022-10-17 10:43:41,504 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-10-17 10:43:41,505 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 16 transitions. [2022-10-17 10:43:41,506 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-10-17 10:43:41,506 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:43:41,506 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:43:41,507 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-10-17 10:43:41,507 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-10-17 10:43:41,507 INFO L748 eck$LassoCheckResult]: Stem: 127#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 128#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; 129#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 126#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);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; 122#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 124#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; 130#L516-3 [2022-10-17 10:43:41,507 INFO L750 eck$LassoCheckResult]: Loop: 130#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 131#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 133#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 132#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 130#L516-3 [2022-10-17 10:43:41,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:41,509 INFO L85 PathProgramCache]: Analyzing trace with hash 889568397, now seen corresponding path program 1 times [2022-10-17 10:43:41,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:41,511 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131217687] [2022-10-17 10:43:41,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:41,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:41,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:41,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:41,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:43:41,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131217687] [2022-10-17 10:43:41,663 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131217687] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:43:41,663 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:43:41,666 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 10:43:41,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888084277] [2022-10-17 10:43:41,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:43:41,670 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:43:41,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:41,671 INFO L85 PathProgramCache]: Analyzing trace with hash 1882892, now seen corresponding path program 1 times [2022-10-17 10:43:41,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:41,671 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696317672] [2022-10-17 10:43:41,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:41,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:41,693 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:41,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:41,703 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:41,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:43:41,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 10:43:41,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-17 10:43:41,762 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) [2022-10-17 10:43:41,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:43:41,791 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2022-10-17 10:43:41,792 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2022-10-17 10:43:41,794 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-10-17 10:43:41,797 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 16 transitions. [2022-10-17 10:43:41,797 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-10-17 10:43:41,797 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-10-17 10:43:41,797 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 16 transitions. [2022-10-17 10:43:41,797 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 10:43:41,798 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2022-10-17 10:43:41,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 16 transitions. [2022-10-17 10:43:41,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2022-10-17 10:43:41,800 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) [2022-10-17 10:43:41,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 15 transitions. [2022-10-17 10:43:41,801 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 15 transitions. [2022-10-17 10:43:41,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-17 10:43:41,802 INFO L428 stractBuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2022-10-17 10:43:41,803 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-10-17 10:43:41,803 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 15 transitions. [2022-10-17 10:43:41,803 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-10-17 10:43:41,803 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:43:41,804 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:43:41,805 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:43:41,805 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-10-17 10:43:41,806 INFO L748 eck$LassoCheckResult]: Stem: 159#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 160#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 161#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 154#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 155#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 156#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 157#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 158#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 162#L516-3 [2022-10-17 10:43:41,806 INFO L750 eck$LassoCheckResult]: Loop: 162#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 163#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 165#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 164#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 162#L516-3 [2022-10-17 10:43:41,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:41,806 INFO L85 PathProgramCache]: Analyzing trace with hash 176793839, now seen corresponding path program 1 times [2022-10-17 10:43:41,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:41,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863385250] [2022-10-17 10:43:41,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:41,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:41,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:41,839 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:41,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:41,858 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:41,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:41,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1882892, now seen corresponding path program 2 times [2022-10-17 10:43:41,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:41,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449472327] [2022-10-17 10:43:41,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:41,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:41,865 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:41,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:41,870 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:41,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:41,871 INFO L85 PathProgramCache]: Analyzing trace with hash -357810950, now seen corresponding path program 1 times [2022-10-17 10:43:41,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:41,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800809108] [2022-10-17 10:43:41,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:41,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:41,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:41,888 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:41,905 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:42,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:42,325 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:43:42,325 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:43:42,325 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:43:42,326 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:43:42,326 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:43:42,326 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:42,326 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:43:42,326 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:43:42,326 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration3_Lasso [2022-10-17 10:43:42,326 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:43:42,326 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:43:42,335 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,338 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,340 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,343 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,346 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,349 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,351 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,354 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,356 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,358 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,639 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,642 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,644 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,646 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,649 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,650 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,653 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,656 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:42,659 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:43,016 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:43:43,017 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:43:43,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:43,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:43,018 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:43,024 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 [2022-10-17 10:43:43,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:43,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:43,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:43,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:43,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:43,034 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:43,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:43,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-10-17 10:43:43,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:43,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:43,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:43,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:43,085 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:43,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:43,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:43,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:43,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:43,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:43,107 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:43,108 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:43,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-10-17 10:43:43,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:43,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:43,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:43,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:43,159 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:43,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-10-17 10:43:43,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:43,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:43,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:43,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:43,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:43,175 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:43,175 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:43,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:43,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:43,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:43,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:43,230 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:43,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:43,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:43,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:43,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:43,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:43,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:43,243 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:43,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:43,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-10-17 10:43:43,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:43,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:43,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:43,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:43,294 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:43,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-10-17 10:43:43,298 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 [2022-10-17 10:43:43,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:43,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:43,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:43,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:43,310 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:43,310 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:43,341 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:43,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:43,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:43,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:43,377 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:43,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:43,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:43,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:43,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:43,398 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:43,401 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:43,401 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:43,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-10-17 10:43:43,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:43,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:43,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:43,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:43,458 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:43,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:43,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:43,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:43,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:43,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:43,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:43,474 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:43,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:43,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-10-17 10:43:43,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:43,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:43,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:43,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:43,526 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:43,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-10-17 10:43:43,533 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 [2022-10-17 10:43:43,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:43,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:43,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:43,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:43,550 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:43,550 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:43,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:43,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:43,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:43,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:43,605 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:43,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-10-17 10:43:43,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:43,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:43,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:43,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:43,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:43,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:43,643 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:43,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:43,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:43,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:43,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:43,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:43,693 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:43,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:43,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:43,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:43,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:43,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:43,711 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:43,711 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:43,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-10-17 10:43:43,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:43,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:43,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:43,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:43,774 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:43,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:43,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:43,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:43,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:43,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:43,794 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:43,794 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:43,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-10-17 10:43:43,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:43,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:43,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:43,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:43,851 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:43,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:43,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:43,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:43,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:43,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:43,885 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:43,885 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:43,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-10-17 10:43:43,913 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:43:43,974 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2022-10-17 10:43:43,975 INFO L444 ModelExtractionUtils]: 6 out of 37 variables were initially zero. Simplification set additionally 26 variables to zero. [2022-10-17 10:43:43,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:43,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:43,976 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:43,981 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:43:43,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-10-17 10:43:44,018 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-10-17 10:43:44,018 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:43:44,019 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_fun_~i~0#1, v_rep(select #length ULTIMATE.start_test_fun_~a#1.base)_1) = -2*ULTIMATE.start_test_fun_~i~0#1 + 1*v_rep(select #length ULTIMATE.start_test_fun_~a#1.base)_1 Supporting invariants [1*v_rep(select #length ULTIMATE.start_test_fun_~a#1.base)_1 - 2*ULTIMATE.start_test_fun_~N#1 >= 0] [2022-10-17 10:43:44,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:44,077 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2022-10-17 10:43:44,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:44,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 13 conjunts are in the unsatisfiable core [2022-10-17 10:43:44,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:44,189 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 10:43:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:44,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:43:44,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:44,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:44,297 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 [2022-10-17 10:43:44,298 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states and 15 transitions. cyclomatic complexity: 5 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 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) [2022-10-17 10:43:44,353 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states and 15 transitions. cyclomatic complexity: 5. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 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 17 states and 22 transitions. Complement of second has 6 states. [2022-10-17 10:43:44,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2022-10-17 10:43:44,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 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) [2022-10-17 10:43:44,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 14 transitions. [2022-10-17 10:43:44,356 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 8 letters. Loop has 4 letters. [2022-10-17 10:43:44,356 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:44,356 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 12 letters. Loop has 4 letters. [2022-10-17 10:43:44,357 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:44,357 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 8 letters. Loop has 8 letters. [2022-10-17 10:43:44,357 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:44,358 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 22 transitions. [2022-10-17 10:43:44,359 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:43:44,361 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 16 states and 21 transitions. [2022-10-17 10:43:44,361 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-10-17 10:43:44,361 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-10-17 10:43:44,362 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 21 transitions. [2022-10-17 10:43:44,362 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:43:44,362 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2022-10-17 10:43:44,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 21 transitions. [2022-10-17 10:43:44,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2022-10-17 10:43:44,364 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) [2022-10-17 10:43:44,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 20 transitions. [2022-10-17 10:43:44,370 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 20 transitions. [2022-10-17 10:43:44,370 INFO L428 stractBuchiCegarLoop]: Abstraction has 15 states and 20 transitions. [2022-10-17 10:43:44,371 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-10-17 10:43:44,371 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 20 transitions. [2022-10-17 10:43:44,373 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:43:44,374 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:43:44,374 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:43:44,374 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:43:44,375 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:43:44,375 INFO L748 eck$LassoCheckResult]: Stem: 278#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 279#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 280#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 273#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 274#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 275#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 276#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 277#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 281#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 283#L517-3 [2022-10-17 10:43:44,375 INFO L750 eck$LassoCheckResult]: Loop: 283#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 286#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; 283#L517-3 [2022-10-17 10:43:44,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:44,376 INFO L85 PathProgramCache]: Analyzing trace with hash 1185641744, now seen corresponding path program 1 times [2022-10-17 10:43:44,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:44,376 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901651573] [2022-10-17 10:43:44,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:44,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:44,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:44,417 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:44,434 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:44,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:44,437 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 1 times [2022-10-17 10:43:44,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:44,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126529482] [2022-10-17 10:43:44,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:44,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:44,446 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:44,461 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:44,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:44,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1235383701, now seen corresponding path program 1 times [2022-10-17 10:43:44,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:44,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27439206] [2022-10-17 10:43:44,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:44,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:44,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:44,501 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:44,529 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:44,940 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:43:44,940 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:43:44,940 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:43:44,940 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:43:44,941 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:43:44,941 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:44,941 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:43:44,941 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:43:44,941 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration4_Lasso [2022-10-17 10:43:44,941 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:43:44,941 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:43:44,944 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:44,949 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:44,951 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:44,954 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:44,956 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:44,958 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:44,960 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:44,962 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:44,964 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:44,966 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:44,968 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:44,971 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:44,974 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:44,976 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:45,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2022-10-17 10:43:45,304 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:45,306 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:45,310 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:45,312 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:45,671 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:43:45,671 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:43:45,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:45,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:45,675 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:45,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-10-17 10:43:45,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:45,685 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:45,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:45,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:45,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:45,687 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:45,687 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:45,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:45,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-10-17 10:43:45,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:45,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:45,732 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:45,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-10-17 10:43:45,741 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 [2022-10-17 10:43:45,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:45,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:45,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:45,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:45,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:45,749 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:45,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:45,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:45,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-10-17 10:43:45,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:45,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:45,780 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:45,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-10-17 10:43:45,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:45,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:45,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:45,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:45,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:45,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:45,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:45,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:45,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:45,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:45,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:45,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:45,823 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:45,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-10-17 10:43:45,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:45,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:45,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:45,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:45,833 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:45,834 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:45,834 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:45,849 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:45,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-10-17 10:43:45,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:45,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:45,886 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:45,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:45,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:45,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:45,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:45,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:45,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:45,911 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:45,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:45,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-10-17 10:43:45,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:45,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:45,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:45,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:45,961 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:45,966 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 [2022-10-17 10:43:45,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:45,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:45,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:45,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:45,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:45,976 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:45,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:45,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-10-17 10:43:45,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:46,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:46,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:46,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:46,025 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:46,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:46,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:46,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:46,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:46,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:46,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:46,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-10-17 10:43:46,035 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:46,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:46,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:46,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-10-17 10:43:46,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:46,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:46,055 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:46,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-10-17 10:43:46,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:46,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:46,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:46,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:46,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:46,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:46,065 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:46,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:46,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:46,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:46,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:46,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:46,086 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:46,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-10-17 10:43:46,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:46,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:46,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:46,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:46,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:46,095 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:46,095 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:46,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:46,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:46,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:46,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:46,155 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:46,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:46,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:46,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:46,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:46,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:46,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:46,171 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:46,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:46,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-10-17 10:43:46,185 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:46,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:46,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:46,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:46,223 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:46,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:46,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-10-17 10:43:46,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:46,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:46,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:46,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:46,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:46,235 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:46,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:46,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:46,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-10-17 10:43:46,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:46,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:46,265 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:46,266 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 [2022-10-17 10:43:46,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-10-17 10:43:46,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:46,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:46,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:46,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:46,275 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:46,275 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:46,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:46,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-10-17 10:43:46,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:46,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:46,308 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:46,310 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 [2022-10-17 10:43:46,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:46,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:46,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:46,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:46,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:46,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:46,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:46,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-10-17 10:43:46,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:46,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-10-17 10:43:46,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:46,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:46,349 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:46,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-10-17 10:43:46,351 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 [2022-10-17 10:43:46,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:46,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:46,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:46,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:46,368 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:46,368 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:46,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:46,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:46,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:46,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:46,431 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:46,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:46,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:46,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:46,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:46,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:46,451 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:46,452 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:46,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-10-17 10:43:46,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:46,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:46,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:46,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:46,511 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:46,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:46,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:46,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:46,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:46,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:46,526 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:46,527 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:46,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-10-17 10:43:46,545 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:43:46,563 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-10-17 10:43:46,564 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-10-17 10:43:46,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:46,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:46,581 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:46,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-10-17 10:43:46,649 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:43:46,682 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-10-17 10:43:46,682 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:43:46,682 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 [] [2022-10-17 10:43:46,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-10-17 10:43:46,773 INFO L156 tatePredicateManager]: 4 out of 6 supporting invariants were superfluous and have been removed [2022-10-17 10:43:46,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:46,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 16 conjunts are in the unsatisfiable core [2022-10-17 10:43:46,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:46,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 10:43:46,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:46,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:46,983 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 [2022-10-17 10:43:46,983 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) [2022-10-17 10:43:47,088 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. [2022-10-17 10:43:47,088 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 [2022-10-17 10:43:47,089 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) [2022-10-17 10:43:47,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 20 transitions. [2022-10-17 10:43:47,089 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 20 transitions. Stem has 9 letters. Loop has 2 letters. [2022-10-17 10:43:47,090 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:47,090 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 20 transitions. Stem has 11 letters. Loop has 2 letters. [2022-10-17 10:43:47,090 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:47,090 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 20 transitions. Stem has 9 letters. Loop has 4 letters. [2022-10-17 10:43:47,090 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:47,090 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 41 transitions. [2022-10-17 10:43:47,091 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:43:47,092 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 27 states and 34 transitions. [2022-10-17 10:43:47,092 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-10-17 10:43:47,092 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-10-17 10:43:47,092 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 34 transitions. [2022-10-17 10:43:47,092 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:43:47,092 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 34 transitions. [2022-10-17 10:43:47,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 34 transitions. [2022-10-17 10:43:47,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 22. [2022-10-17 10:43:47,094 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) [2022-10-17 10:43:47,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 29 transitions. [2022-10-17 10:43:47,095 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 29 transitions. [2022-10-17 10:43:47,095 INFO L428 stractBuchiCegarLoop]: Abstraction has 22 states and 29 transitions. [2022-10-17 10:43:47,095 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-10-17 10:43:47,095 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 29 transitions. [2022-10-17 10:43:47,096 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:43:47,096 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:43:47,096 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:43:47,096 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:43:47,096 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:43:47,097 INFO L748 eck$LassoCheckResult]: Stem: 424#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 425#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; 426#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 418#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);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; 419#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 420#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 439#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 422#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 421#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 423#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; 427#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 429#L517-3 [2022-10-17 10:43:47,097 INFO L750 eck$LassoCheckResult]: Loop: 429#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 434#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; 429#L517-3 [2022-10-17 10:43:47,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:47,097 INFO L85 PathProgramCache]: Analyzing trace with hash 1237095790, now seen corresponding path program 2 times [2022-10-17 10:43:47,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:47,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377561411] [2022-10-17 10:43:47,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:47,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:47,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:47,124 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:47,179 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:47,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:47,179 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 2 times [2022-10-17 10:43:47,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:47,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128288829] [2022-10-17 10:43:47,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:47,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:47,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:47,186 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:47,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:47,190 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:47,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:47,191 INFO L85 PathProgramCache]: Analyzing trace with hash -856885645, now seen corresponding path program 2 times [2022-10-17 10:43:47,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:47,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413515222] [2022-10-17 10:43:47,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:47,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:47,223 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:47,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-10-17 10:43:47,246 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:47,693 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:43:47,694 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:43:47,694 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:43:47,694 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:43:47,694 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:43:47,694 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:47,694 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:43:47,694 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:43:47,694 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration5_Lasso [2022-10-17 10:43:47,694 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:43:47,694 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:43:47,698 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:47,700 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:47,703 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:47,705 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:47,708 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:47,711 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:47,713 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:47,717 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:47,720 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:48,026 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:48,029 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:48,031 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:48,033 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:48,035 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:48,038 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:48,040 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:48,042 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:48,047 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:48,050 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:48,408 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:43:48,408 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:43:48,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:48,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:48,422 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:48,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:48,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-10-17 10:43:48,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:48,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:48,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:48,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:48,436 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:48,436 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:48,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:48,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:48,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:48,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:48,486 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:48,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:48,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:48,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:48,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:48,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:48,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:48,503 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:48,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:48,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-10-17 10:43:48,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:48,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:48,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:48,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:48,550 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:48,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:48,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:48,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:48,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:48,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:48,568 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:48,568 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:48,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-10-17 10:43:48,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:48,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:48,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:48,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:48,613 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:48,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-10-17 10:43:48,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:48,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:48,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:48,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:48,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:48,622 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:48,622 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:48,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:48,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:48,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:48,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:48,687 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:48,694 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 [2022-10-17 10:43:48,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:48,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:48,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:48,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:48,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:48,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:48,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:48,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-10-17 10:43:48,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:48,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:48,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:48,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:48,749 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:48,751 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 [2022-10-17 10:43:48,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:48,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:48,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:48,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:48,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:48,761 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:48,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:48,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-10-17 10:43:48,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:48,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:48,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:48,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:48,809 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:48,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:48,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:48,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:48,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:48,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:48,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-10-17 10:43:48,822 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:48,822 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:48,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:48,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:48,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:48,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:48,875 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:48,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:48,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:48,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:48,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:48,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:48,892 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:48,892 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:48,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-10-17 10:43:48,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:48,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:48,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:48,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:48,953 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:48,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:48,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:48,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:48,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:48,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:48,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-10-17 10:43:48,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:48,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:48,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:49,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-10-17 10:43:49,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:49,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:49,007 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:49,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-10-17 10:43:49,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:49,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:49,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:49,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:49,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:49,021 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:49,022 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:49,042 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:43:49,048 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-10-17 10:43:49,048 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-10-17 10:43:49,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:49,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:49,049 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:49,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-10-17 10:43:49,050 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:43:49,057 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-10-17 10:43:49,057 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:43:49,058 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 [] [2022-10-17 10:43:49,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:49,117 INFO L156 tatePredicateManager]: 6 out of 8 supporting invariants were superfluous and have been removed [2022-10-17 10:43:49,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:49,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:49,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 10:43:49,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:49,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 10:43:49,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:49,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:49,238 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 [2022-10-17 10:43:49,238 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) [2022-10-17 10:43:49,284 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. [2022-10-17 10:43:49,285 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 [2022-10-17 10:43:49,285 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) [2022-10-17 10:43:49,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 13 transitions. [2022-10-17 10:43:49,286 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 11 letters. Loop has 2 letters. [2022-10-17 10:43:49,286 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:49,286 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 13 letters. Loop has 2 letters. [2022-10-17 10:43:49,286 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:49,286 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 11 letters. Loop has 4 letters. [2022-10-17 10:43:49,287 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:49,287 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 43 transitions. [2022-10-17 10:43:49,288 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:43:49,288 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 26 states and 33 transitions. [2022-10-17 10:43:49,288 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-10-17 10:43:49,289 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-10-17 10:43:49,289 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 33 transitions. [2022-10-17 10:43:49,289 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:43:49,289 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26 states and 33 transitions. [2022-10-17 10:43:49,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 33 transitions. [2022-10-17 10:43:49,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 18. [2022-10-17 10:43:49,291 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) [2022-10-17 10:43:49,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 23 transitions. [2022-10-17 10:43:49,291 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-10-17 10:43:49,291 INFO L428 stractBuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-10-17 10:43:49,291 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-10-17 10:43:49,291 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 23 transitions. [2022-10-17 10:43:49,292 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:43:49,292 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:43:49,292 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:43:49,293 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:43:49,293 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:43:49,293 INFO L748 eck$LassoCheckResult]: Stem: 580#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 581#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; 582#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 575#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);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; 576#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 577#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 578#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 579#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; 583#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 584#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 592#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 588#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 585#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 587#L517-3 [2022-10-17 10:43:49,293 INFO L750 eck$LassoCheckResult]: Loop: 587#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 589#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; 587#L517-3 [2022-10-17 10:43:49,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:49,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1792762469, now seen corresponding path program 2 times [2022-10-17 10:43:49,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:49,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137998756] [2022-10-17 10:43:49,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:49,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:49,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:49,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:43:49,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137998756] [2022-10-17 10:43:49,378 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137998756] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-17 10:43:49,378 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [672782735] [2022-10-17 10:43:49,378 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-17 10:43:49,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:43:49,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:49,379 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:43:49,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2022-10-17 10:43:49,433 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-10-17 10:43:49,433 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-17 10:43:49,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 10:43:49,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:49,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:49,492 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-17 10:43:49,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:49,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [672782735] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-17 10:43:49,542 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-17 10:43:49,542 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2022-10-17 10:43:49,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121718457] [2022-10-17 10:43:49,543 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-17 10:43:49,543 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:43:49,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:49,544 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 3 times [2022-10-17 10:43:49,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:49,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164142031] [2022-10-17 10:43:49,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:49,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:49,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:49,550 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:49,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:49,554 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:49,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:43:49,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-10-17 10:43:49,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-10-17 10:43:49,593 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) [2022-10-17 10:43:49,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:43:49,697 INFO L93 Difference]: Finished difference Result 33 states and 40 transitions. [2022-10-17 10:43:49,697 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 40 transitions. [2022-10-17 10:43:49,698 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:43:49,698 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 21 states and 25 transitions. [2022-10-17 10:43:49,698 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-10-17 10:43:49,699 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-10-17 10:43:49,699 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 25 transitions. [2022-10-17 10:43:49,699 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:43:49,699 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 25 transitions. [2022-10-17 10:43:49,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 25 transitions. [2022-10-17 10:43:49,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 20. [2022-10-17 10:43:49,700 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) [2022-10-17 10:43:49,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 24 transitions. [2022-10-17 10:43:49,701 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 24 transitions. [2022-10-17 10:43:49,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-17 10:43:49,702 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 24 transitions. [2022-10-17 10:43:49,702 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-10-17 10:43:49,702 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 24 transitions. [2022-10-17 10:43:49,703 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:43:49,703 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:43:49,703 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:43:49,704 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:43:49,704 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:43:49,704 INFO L748 eck$LassoCheckResult]: Stem: 727#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 728#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; 729#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 722#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);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; 723#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 724#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 725#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 726#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 740#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 735#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; 730#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 731#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 741#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 736#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 732#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 734#L517-3 [2022-10-17 10:43:49,704 INFO L750 eck$LassoCheckResult]: Loop: 734#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 737#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; 734#L517-3 [2022-10-17 10:43:49,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:49,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1166615491, now seen corresponding path program 3 times [2022-10-17 10:43:49,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:49,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588868645] [2022-10-17 10:43:49,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:49,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:49,717 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:49,730 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:49,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:49,731 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 4 times [2022-10-17 10:43:49,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:49,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084532044] [2022-10-17 10:43:49,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:49,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:49,735 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:49,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:49,739 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:49,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:49,740 INFO L85 PathProgramCache]: Analyzing trace with hash 131023752, now seen corresponding path program 1 times [2022-10-17 10:43:49,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:49,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277236543] [2022-10-17 10:43:49,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:49,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:49,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:49,754 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:49,768 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:50,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:50,226 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:43:50,227 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:43:50,227 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:43:50,227 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:43:50,227 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:43:50,227 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:50,227 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:43:50,227 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:43:50,227 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration7_Lasso [2022-10-17 10:43:50,227 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:43:50,227 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:43:50,232 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,233 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,236 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,572 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,574 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,576 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,578 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,580 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,583 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,585 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,588 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,591 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,594 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,596 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,598 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,603 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,605 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,608 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:50,972 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:43:50,972 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:43:50,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:50,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:50,973 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:50,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-10-17 10:43:50,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:50,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:50,985 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:50,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:50,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:50,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:50,986 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:50,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:50,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:51,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:51,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:51,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:51,008 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:51,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-10-17 10:43:51,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:51,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:51,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:51,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:51,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:51,018 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:51,018 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:51,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:51,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-10-17 10:43:51,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:51,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:51,040 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:51,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-10-17 10:43:51,041 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 [2022-10-17 10:43:51,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:51,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:51,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:51,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:51,050 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:51,050 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:51,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:51,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:51,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:51,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:51,074 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:51,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-10-17 10:43:51,075 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 [2022-10-17 10:43:51,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:51,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:51,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:51,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:51,084 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:51,084 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:51,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:51,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:51,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:51,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:51,109 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:51,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-10-17 10:43:51,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:51,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:51,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:51,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:51,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:51,121 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:51,121 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:51,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:51,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:51,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:51,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:51,186 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:51,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:51,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:51,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:51,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:51,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:51,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:51,204 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:51,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-10-17 10:43:51,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:51,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:51,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:51,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:51,284 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:51,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:51,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-10-17 10:43:51,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:51,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:51,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:51,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:51,301 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:51,301 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:51,313 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:43:51,327 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2022-10-17 10:43:51,327 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 6 variables to zero. [2022-10-17 10:43:51,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:51,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:51,330 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:51,333 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:43:51,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-10-17 10:43:51,343 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-10-17 10:43:51,343 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:43:51,343 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 [] [2022-10-17 10:43:51,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-10-17 10:43:51,405 INFO L156 tatePredicateManager]: 7 out of 9 supporting invariants were superfluous and have been removed [2022-10-17 10:43:51,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:51,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:51,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 16 conjunts are in the unsatisfiable core [2022-10-17 10:43:51,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:51,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 10:43:51,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:51,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:51,581 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 [2022-10-17 10:43:51,582 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) [2022-10-17 10:43:51,609 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. [2022-10-17 10:43:51,610 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 [2022-10-17 10:43:51,610 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) [2022-10-17 10:43:51,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-10-17 10:43:51,611 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 15 letters. Loop has 2 letters. [2022-10-17 10:43:51,611 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:51,611 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-10-17 10:43:51,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:51,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 16 conjunts are in the unsatisfiable core [2022-10-17 10:43:51,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:51,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 10:43:51,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:51,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:51,783 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 [2022-10-17 10:43:51,783 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) [2022-10-17 10:43:51,801 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. [2022-10-17 10:43:51,802 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 [2022-10-17 10:43:51,802 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) [2022-10-17 10:43:51,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-10-17 10:43:51,803 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 15 letters. Loop has 2 letters. [2022-10-17 10:43:51,803 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:51,803 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-10-17 10:43:51,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:51,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 16 conjunts are in the unsatisfiable core [2022-10-17 10:43:51,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:51,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 10:43:51,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:51,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:51,965 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 [2022-10-17 10:43:51,966 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) [2022-10-17 10:43:52,040 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. [2022-10-17 10:43:52,041 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 [2022-10-17 10:43:52,042 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) [2022-10-17 10:43:52,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 29 transitions. [2022-10-17 10:43:52,042 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 29 transitions. Stem has 15 letters. Loop has 2 letters. [2022-10-17 10:43:52,042 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:52,042 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 29 transitions. Stem has 17 letters. Loop has 2 letters. [2022-10-17 10:43:52,043 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:52,043 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 29 transitions. Stem has 15 letters. Loop has 4 letters. [2022-10-17 10:43:52,043 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:52,043 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 43 transitions. [2022-10-17 10:43:52,044 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:43:52,044 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 30 states and 36 transitions. [2022-10-17 10:43:52,045 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-10-17 10:43:52,045 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-10-17 10:43:52,045 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 36 transitions. [2022-10-17 10:43:52,045 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:43:52,045 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 36 transitions. [2022-10-17 10:43:52,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 36 transitions. [2022-10-17 10:43:52,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 25. [2022-10-17 10:43:52,047 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) [2022-10-17 10:43:52,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 30 transitions. [2022-10-17 10:43:52,048 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 30 transitions. [2022-10-17 10:43:52,048 INFO L428 stractBuchiCegarLoop]: Abstraction has 25 states and 30 transitions. [2022-10-17 10:43:52,048 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-10-17 10:43:52,048 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 30 transitions. [2022-10-17 10:43:52,049 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:43:52,049 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:43:52,049 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:43:52,050 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-10-17 10:43:52,050 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:43:52,050 INFO L748 eck$LassoCheckResult]: Stem: 1067#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1068#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; 1069#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 1062#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);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; 1063#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1064#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1065#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1066#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1070#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 1077#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; 1071#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 1072#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1084#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 1083#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 1073#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 1074#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1086#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 1075#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 1076#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 1078#L517-3 [2022-10-17 10:43:52,050 INFO L750 eck$LassoCheckResult]: Loop: 1078#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1079#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; 1078#L517-3 [2022-10-17 10:43:52,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:52,050 INFO L85 PathProgramCache]: Analyzing trace with hash 1359773592, now seen corresponding path program 4 times [2022-10-17 10:43:52,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:52,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934123847] [2022-10-17 10:43:52,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:52,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:52,167 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:52,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:43:52,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934123847] [2022-10-17 10:43:52,168 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934123847] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-17 10:43:52,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [908947450] [2022-10-17 10:43:52,169 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-10-17 10:43:52,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:43:52,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:52,177 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:43:52,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Waiting until timeout for monitored process [2022-10-17 10:43:52,239 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-10-17 10:43:52,240 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-17 10:43:52,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 10:43:52,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:52,336 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:52,337 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-17 10:43:52,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:52,449 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:52,449 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [908947450] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-17 10:43:52,450 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-17 10:43:52,450 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2022-10-17 10:43:52,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373556891] [2022-10-17 10:43:52,450 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-17 10:43:52,450 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:43:52,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:52,451 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 5 times [2022-10-17 10:43:52,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:52,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677623020] [2022-10-17 10:43:52,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:52,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:52,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:52,456 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:52,460 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:52,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:43:52,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-17 10:43:52,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2022-10-17 10:43:52,495 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) [2022-10-17 10:43:52,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:43:52,587 INFO L93 Difference]: Finished difference Result 40 states and 47 transitions. [2022-10-17 10:43:52,587 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 47 transitions. [2022-10-17 10:43:52,588 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:43:52,589 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 28 states and 33 transitions. [2022-10-17 10:43:52,589 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-10-17 10:43:52,589 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-10-17 10:43:52,589 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 33 transitions. [2022-10-17 10:43:52,590 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:43:52,590 INFO L218 hiAutomatonCegarLoop]: Abstraction has 28 states and 33 transitions. [2022-10-17 10:43:52,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 33 transitions. [2022-10-17 10:43:52,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 27. [2022-10-17 10:43:52,592 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) [2022-10-17 10:43:52,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 32 transitions. [2022-10-17 10:43:52,593 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27 states and 32 transitions. [2022-10-17 10:43:52,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-17 10:43:52,593 INFO L428 stractBuchiCegarLoop]: Abstraction has 27 states and 32 transitions. [2022-10-17 10:43:52,594 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-10-17 10:43:52,594 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 32 transitions. [2022-10-17 10:43:52,594 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:43:52,594 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:43:52,595 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:43:52,595 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-10-17 10:43:52,595 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:43:52,596 INFO L748 eck$LassoCheckResult]: Stem: 1265#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1266#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; 1267#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 1264#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);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; 1260#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1261#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1262#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1263#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1268#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1282#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1281#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 1273#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; 1269#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 1270#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1284#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 1283#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 1271#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 1272#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1286#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 1274#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 1275#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 1276#L517-3 [2022-10-17 10:43:52,596 INFO L750 eck$LassoCheckResult]: Loop: 1276#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1277#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; 1276#L517-3 [2022-10-17 10:43:52,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:52,596 INFO L85 PathProgramCache]: Analyzing trace with hash -1255193994, now seen corresponding path program 5 times [2022-10-17 10:43:52,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:52,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014395392] [2022-10-17 10:43:52,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:52,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:52,618 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:52,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:52,633 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:52,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:52,634 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 6 times [2022-10-17 10:43:52,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:52,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535200429] [2022-10-17 10:43:52,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:52,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:52,639 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:52,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:52,643 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:52,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:52,644 INFO L85 PathProgramCache]: Analyzing trace with hash 644383099, now seen corresponding path program 2 times [2022-10-17 10:43:52,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:52,644 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94259859] [2022-10-17 10:43:52,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:52,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:52,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:52,660 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:52,677 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:53,344 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:43:53,345 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:43:53,345 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:43:53,345 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:43:53,345 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:43:53,345 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:53,345 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:43:53,345 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:43:53,346 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration9_Lasso [2022-10-17 10:43:53,346 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:43:53,346 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:43:53,349 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:53,352 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:53,357 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:53,360 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:53,362 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:53,365 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:53,367 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:53,369 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:53,370 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:53,372 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:53,374 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:53,375 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:53,377 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:53,379 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:53,380 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:53,382 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:53,838 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:53,841 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:54,175 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:43:54,175 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:43:54,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,179 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-10-17 10:43:54,181 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 [2022-10-17 10:43:54,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:54,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:54,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:54,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:54,189 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:54,189 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:54,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:54,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-10-17 10:43:54,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,213 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:54,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-10-17 10:43:54,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:54,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:54,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:54,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:54,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:54,222 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:54,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:54,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:54,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-10-17 10:43:54,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,243 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-10-17 10:43:54,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:54,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:54,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:54,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:54,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:54,253 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:54,253 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:54,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:54,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:54,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,278 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-10-17 10:43:54,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:54,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:54,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:54,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:54,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:54,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:54,287 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:54,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:54,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:54,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-10-17 10:43:54,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,309 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-10-17 10:43:54,310 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 [2022-10-17 10:43:54,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:54,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:54,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:54,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:54,319 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:54,319 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:54,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:54,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-10-17 10:43:54,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,341 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-10-17 10:43:54,342 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 [2022-10-17 10:43:54,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:54,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:54,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:54,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:54,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:54,349 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:54,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:54,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:54,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-10-17 10:43:54,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,371 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-10-17 10:43:54,372 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 [2022-10-17 10:43:54,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:54,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:54,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:54,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:54,380 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:54,380 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:54,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:54,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-10-17 10:43:54,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,403 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-10-17 10:43:54,406 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 [2022-10-17 10:43:54,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:54,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:54,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:54,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:54,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:54,414 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:54,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:54,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:54,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-10-17 10:43:54,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,435 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-10-17 10:43:54,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:54,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:54,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:54,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:54,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:54,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:54,444 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:54,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:54,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:54,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-10-17 10:43:54,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,472 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,502 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 [2022-10-17 10:43:54,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:54,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:54,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:54,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:54,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:54,511 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:54,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:54,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-10-17 10:43:54,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:54,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:54,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,554 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,556 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 [2022-10-17 10:43:54,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:54,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:54,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:54,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:54,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:54,565 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:54,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:54,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-10-17 10:43:54,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:54,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:54,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,593 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:54,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-10-17 10:43:54,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:54,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:54,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:54,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:54,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:54,603 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:54,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:54,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:54,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-10-17 10:43:54,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,623 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-10-17 10:43:54,624 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 [2022-10-17 10:43:54,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:54,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:54,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:54,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:54,633 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:54,633 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:54,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:54,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-10-17 10:43:54,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,665 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-10-17 10:43:54,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:54,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:54,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:54,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:54,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:54,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:54,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:54,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:54,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:54,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-10-17 10:43:54,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,694 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-10-17 10:43:54,695 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 [2022-10-17 10:43:54,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:54,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:54,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:54,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:54,702 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:54,703 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:54,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:54,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:54,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-10-17 10:43:54,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,723 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-10-17 10:43:54,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:54,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:54,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:54,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:54,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:54,734 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:54,734 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:54,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:54,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:54,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,760 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-10-17 10:43:54,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:54,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:54,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:54,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:54,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:54,771 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:54,771 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:54,787 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:43:54,802 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-10-17 10:43:54,802 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-10-17 10:43:54,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:54,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:54,803 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:54,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-10-17 10:43:54,804 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:43:54,812 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-10-17 10:43:54,812 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:43:54,812 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 [] [2022-10-17 10:43:54,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-10-17 10:43:54,876 INFO L156 tatePredicateManager]: 9 out of 11 supporting invariants were superfluous and have been removed [2022-10-17 10:43:54,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:54,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 26 conjunts are in the unsatisfiable core [2022-10-17 10:43:54,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:55,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:55,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:55,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 10:43:55,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:55,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:55,211 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 [2022-10-17 10:43:55,212 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) [2022-10-17 10:43:55,289 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. [2022-10-17 10:43:55,290 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 [2022-10-17 10:43:55,291 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) [2022-10-17 10:43:55,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 20 transitions. [2022-10-17 10:43:55,292 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 20 transitions. Stem has 21 letters. Loop has 2 letters. [2022-10-17 10:43:55,292 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:55,292 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-10-17 10:43:55,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:55,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:55,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 26 conjunts are in the unsatisfiable core [2022-10-17 10:43:55,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:55,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 10:43:55,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:55,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:55,613 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 [2022-10-17 10:43:55,613 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) [2022-10-17 10:43:55,685 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. [2022-10-17 10:43:55,687 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 [2022-10-17 10:43:55,687 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) [2022-10-17 10:43:55,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 20 transitions. [2022-10-17 10:43:55,688 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 20 transitions. Stem has 21 letters. Loop has 2 letters. [2022-10-17 10:43:55,688 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:55,688 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-10-17 10:43:55,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:55,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:55,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 26 conjunts are in the unsatisfiable core [2022-10-17 10:43:55,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:55,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:55,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 10:43:55,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:55,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:55,999 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 [2022-10-17 10:43:55,999 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) [2022-10-17 10:43:56,151 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. [2022-10-17 10:43:56,152 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 [2022-10-17 10:43:56,153 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) [2022-10-17 10:43:56,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 51 transitions. [2022-10-17 10:43:56,153 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 51 transitions. Stem has 21 letters. Loop has 2 letters. [2022-10-17 10:43:56,153 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:56,154 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 51 transitions. Stem has 23 letters. Loop has 2 letters. [2022-10-17 10:43:56,154 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:56,154 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 51 transitions. Stem has 21 letters. Loop has 4 letters. [2022-10-17 10:43:56,154 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:56,154 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 67 states and 84 transitions. [2022-10-17 10:43:56,155 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-10-17 10:43:56,156 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 67 states to 62 states and 77 transitions. [2022-10-17 10:43:56,156 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-10-17 10:43:56,157 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-10-17 10:43:56,157 INFO L73 IsDeterministic]: Start isDeterministic. Operand 62 states and 77 transitions. [2022-10-17 10:43:56,157 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:43:56,157 INFO L218 hiAutomatonCegarLoop]: Abstraction has 62 states and 77 transitions. [2022-10-17 10:43:56,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states and 77 transitions. [2022-10-17 10:43:56,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 36. [2022-10-17 10:43:56,161 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) [2022-10-17 10:43:56,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 43 transitions. [2022-10-17 10:43:56,161 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 43 transitions. [2022-10-17 10:43:56,161 INFO L428 stractBuchiCegarLoop]: Abstraction has 36 states and 43 transitions. [2022-10-17 10:43:56,162 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-10-17 10:43:56,162 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 43 transitions. [2022-10-17 10:43:56,162 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:43:56,162 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:43:56,162 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:43:56,163 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-10-17 10:43:56,163 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:43:56,164 INFO L748 eck$LassoCheckResult]: Stem: 1773#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1774#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; 1775#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 1768#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);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; 1769#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1770#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1793#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1776#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1771#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1772#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1792#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1790#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1789#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 1791#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; 1777#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 1778#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1797#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 1783#L516-2 test_fun_#t~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); 1780#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1796#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 1795#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 1794#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 1784#L517-3 [2022-10-17 10:43:56,164 INFO L750 eck$LassoCheckResult]: Loop: 1784#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1785#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; 1784#L517-3 [2022-10-17 10:43:56,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:56,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1683175980, now seen corresponding path program 6 times [2022-10-17 10:43:56,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:56,165 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349019819] [2022-10-17 10:43:56,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:56,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:56,180 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:56,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:56,195 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:56,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:56,196 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 7 times [2022-10-17 10:43:56,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:56,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077331976] [2022-10-17 10:43:56,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:56,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:56,200 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:56,203 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:56,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:56,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1670554969, now seen corresponding path program 3 times [2022-10-17 10:43:56,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:56,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011118025] [2022-10-17 10:43:56,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:56,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:56,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:56,219 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:56,235 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:57,017 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:43:57,018 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:43:57,018 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:43:57,018 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:43:57,018 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:43:57,018 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:57,018 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:43:57,018 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:43:57,018 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration10_Lasso [2022-10-17 10:43:57,018 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:43:57,018 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:43:57,020 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,025 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,027 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,437 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,439 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,442 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,443 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,446 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,448 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,465 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,467 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,469 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,470 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,473 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,475 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,476 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,478 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,480 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:57,866 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:43:57,866 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:43:57,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:57,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:57,867 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:57,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-10-17 10:43:57,868 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 [2022-10-17 10:43:57,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:57,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:57,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:57,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:57,876 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:57,876 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:57,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:57,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:57,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:57,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:57,899 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:57,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-10-17 10:43:57,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:57,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:57,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:57,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:57,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:57,907 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:57,907 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:57,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:57,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:57,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-10-17 10:43:57,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:57,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:57,929 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:57,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-10-17 10:43:57,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:57,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:57,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:57,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:57,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:57,940 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:57,940 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:57,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:57,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:57,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:57,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:57,966 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:57,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-10-17 10:43:57,967 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 [2022-10-17 10:43:57,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:57,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:57,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:57,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:57,977 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:57,977 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:57,983 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:43:57,990 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-10-17 10:43:57,991 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-10-17 10:43:57,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:57,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:57,991 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:57,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-10-17 10:43:57,992 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:43:57,999 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-10-17 10:43:58,000 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:43:58,000 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 [] [2022-10-17 10:43:58,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:58,064 INFO L156 tatePredicateManager]: 15 out of 17 supporting invariants were superfluous and have been removed [2022-10-17 10:43:58,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:58,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:58,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 18 conjunts are in the unsatisfiable core [2022-10-17 10:43:58,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:58,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:58,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 10:43:58,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:58,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:58,281 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 [2022-10-17 10:43:58,281 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) [2022-10-17 10:43:58,310 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. [2022-10-17 10:43:58,311 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 [2022-10-17 10:43:58,311 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) [2022-10-17 10:43:58,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-10-17 10:43:58,312 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 23 letters. Loop has 2 letters. [2022-10-17 10:43:58,312 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:58,312 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-10-17 10:43:58,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:58,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:58,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 18 conjunts are in the unsatisfiable core [2022-10-17 10:43:58,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:58,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 10:43:58,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:58,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:58,528 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 [2022-10-17 10:43:58,528 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) [2022-10-17 10:43:58,568 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. [2022-10-17 10:43:58,569 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 [2022-10-17 10:43:58,570 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) [2022-10-17 10:43:58,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-10-17 10:43:58,570 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 23 letters. Loop has 2 letters. [2022-10-17 10:43:58,570 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:58,570 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-10-17 10:43:58,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:58,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:58,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 18 conjunts are in the unsatisfiable core [2022-10-17 10:43:58,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:58,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:58,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 10:43:58,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:58,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:58,772 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 [2022-10-17 10:43:58,772 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) [2022-10-17 10:43:58,873 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. [2022-10-17 10:43:58,874 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 [2022-10-17 10:43:58,875 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) [2022-10-17 10:43:58,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 35 transitions. [2022-10-17 10:43:58,875 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 35 transitions. Stem has 23 letters. Loop has 2 letters. [2022-10-17 10:43:58,875 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:58,875 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 35 transitions. Stem has 25 letters. Loop has 2 letters. [2022-10-17 10:43:58,876 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:58,876 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 35 transitions. Stem has 23 letters. Loop has 4 letters. [2022-10-17 10:43:58,876 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:43:58,876 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64 states and 81 transitions. [2022-10-17 10:43:58,877 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:43:58,878 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64 states to 57 states and 71 transitions. [2022-10-17 10:43:58,878 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-10-17 10:43:58,878 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-10-17 10:43:58,878 INFO L73 IsDeterministic]: Start isDeterministic. Operand 57 states and 71 transitions. [2022-10-17 10:43:58,878 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:43:58,878 INFO L218 hiAutomatonCegarLoop]: Abstraction has 57 states and 71 transitions. [2022-10-17 10:43:58,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states and 71 transitions. [2022-10-17 10:43:58,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 32. [2022-10-17 10:43:58,881 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) [2022-10-17 10:43:58,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 38 transitions. [2022-10-17 10:43:58,882 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 38 transitions. [2022-10-17 10:43:58,882 INFO L428 stractBuchiCegarLoop]: Abstraction has 32 states and 38 transitions. [2022-10-17 10:43:58,882 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-10-17 10:43:58,882 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 38 transitions. [2022-10-17 10:43:58,882 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:43:58,882 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:43:58,882 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:43:58,883 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1] [2022-10-17 10:43:58,883 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:43:58,883 INFO L748 eck$LassoCheckResult]: Stem: 2302#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2303#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; 2304#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 2297#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);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; 2298#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 2299#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2321#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 2305#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2300#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 2301#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2317#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 2310#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; 2306#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 2307#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 2314#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 2311#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 2308#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 2309#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 2328#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 2327#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 2326#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 2323#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 2322#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 2320#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 2318#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 2312#L517-3 [2022-10-17 10:43:58,884 INFO L750 eck$LassoCheckResult]: Loop: 2312#L517-3 call 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;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; 2312#L517-3 [2022-10-17 10:43:58,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:58,884 INFO L85 PathProgramCache]: Analyzing trace with hash 776867019, now seen corresponding path program 7 times [2022-10-17 10:43:58,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:58,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505109629] [2022-10-17 10:43:58,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:58,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:58,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:59,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:59,130 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:59,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:43:59,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505109629] [2022-10-17 10:43:59,130 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505109629] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-17 10:43:59,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1796726661] [2022-10-17 10:43:59,131 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-10-17 10:43:59,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:43:59,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:59,131 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:43:59,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (83)] Waiting until timeout for monitored process [2022-10-17 10:43:59,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:43:59,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 10:43:59,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:43:59,301 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:59,301 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-17 10:43:59,385 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:43:59,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1796726661] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-17 10:43:59,385 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-17 10:43:59,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 16 [2022-10-17 10:43:59,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5730272] [2022-10-17 10:43:59,386 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-17 10:43:59,386 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:43:59,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:59,387 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 8 times [2022-10-17 10:43:59,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:59,387 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663529137] [2022-10-17 10:43:59,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:59,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:59,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:59,392 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:59,396 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:59,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:43:59,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-10-17 10:43:59,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=207, Unknown=0, NotChecked=0, Total=272 [2022-10-17 10:43:59,441 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) [2022-10-17 10:43:59,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:43:59,578 INFO L93 Difference]: Finished difference Result 52 states and 61 transitions. [2022-10-17 10:43:59,578 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 61 transitions. [2022-10-17 10:43:59,579 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:43:59,580 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 35 states and 41 transitions. [2022-10-17 10:43:59,580 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-10-17 10:43:59,580 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-10-17 10:43:59,580 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 41 transitions. [2022-10-17 10:43:59,580 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:43:59,580 INFO L218 hiAutomatonCegarLoop]: Abstraction has 35 states and 41 transitions. [2022-10-17 10:43:59,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 41 transitions. [2022-10-17 10:43:59,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 34. [2022-10-17 10:43:59,583 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) [2022-10-17 10:43:59,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 40 transitions. [2022-10-17 10:43:59,583 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 40 transitions. [2022-10-17 10:43:59,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-17 10:43:59,589 INFO L428 stractBuchiCegarLoop]: Abstraction has 34 states and 40 transitions. [2022-10-17 10:43:59,589 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-10-17 10:43:59,590 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 40 transitions. [2022-10-17 10:43:59,591 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:43:59,592 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:43:59,593 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:43:59,594 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1] [2022-10-17 10:43:59,594 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:43:59,595 INFO L748 eck$LassoCheckResult]: Stem: 2560#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2561#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; 2562#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 2555#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);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; 2556#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 2557#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2558#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 2559#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2563#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 2582#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2581#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 2576#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2575#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 2568#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; 2564#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 2565#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 2572#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 2569#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 2566#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 2567#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 2588#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 2587#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 2586#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 2585#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 2580#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 2579#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 2577#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 2570#L517-3 [2022-10-17 10:43:59,595 INFO L750 eck$LassoCheckResult]: Loop: 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); 2571#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; 2570#L517-3 [2022-10-17 10:43:59,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:59,595 INFO L85 PathProgramCache]: Analyzing trace with hash -914443991, now seen corresponding path program 8 times [2022-10-17 10:43:59,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:59,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238399096] [2022-10-17 10:43:59,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:59,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:59,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:59,629 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:59,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:59,659 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:59,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:59,659 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 9 times [2022-10-17 10:43:59,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:59,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488610527] [2022-10-17 10:43:59,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:59,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:59,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:59,669 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:59,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:59,673 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:43:59,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:59,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1687621486, now seen corresponding path program 4 times [2022-10-17 10:43:59,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:59,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261897930] [2022-10-17 10:43:59,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:59,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:59,701 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:43:59,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:43:59,736 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:44:00,656 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:44:00,656 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:44:00,656 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:44:00,656 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:44:00,656 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:44:00,656 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:00,656 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:44:00,656 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:44:00,656 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration12_Lasso [2022-10-17 10:44:00,657 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:44:00,657 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:44:00,660 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:00,666 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:00,668 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:00,670 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:00,672 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:00,674 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:00,676 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:01,162 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:01,181 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:01,185 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:01,186 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:01,188 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:01,191 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:01,192 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:01,204 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:01,206 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:01,214 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:01,216 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:01,218 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:01,574 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:44:01,575 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:44:01,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:01,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:01,576 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:01,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-10-17 10:44:01,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:01,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:01,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:44:01,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:01,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:01,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:01,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:44:01,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:44:01,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:01,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-10-17 10:44:01,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:01,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:01,607 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:01,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-10-17 10:44:01,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:01,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:01,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:44:01,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:01,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:01,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:01,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:44:01,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:44:01,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:01,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-10-17 10:44:01,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:01,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:01,639 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:01,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-10-17 10:44:01,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:01,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:01,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:44:01,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:01,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:01,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:01,648 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:44:01,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:44:01,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:01,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-10-17 10:44:01,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:01,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:01,676 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:01,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-10-17 10:44:01,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:01,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:01,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:01,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:01,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:01,687 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:01,687 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:01,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:01,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-10-17 10:44:01,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:01,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:01,711 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:01,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-10-17 10:44:01,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:01,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:01,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:44:01,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:01,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:01,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:01,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:44:01,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:44:01,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:01,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-10-17 10:44:01,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:01,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:01,741 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:01,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-10-17 10:44:01,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:01,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:01,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:01,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:01,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:01,751 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:01,751 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:01,754 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:01,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2022-10-17 10:44:01,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:01,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:01,774 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:01,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-10-17 10:44:01,775 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 [2022-10-17 10:44:01,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:01,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:01,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:01,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:01,785 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:01,785 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:01,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:01,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2022-10-17 10:44:01,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:01,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:01,812 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:01,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-10-17 10:44:01,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:01,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:01,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:01,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:01,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:01,824 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:01,824 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:01,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:01,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-10-17 10:44:01,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:01,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:01,850 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:01,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-10-17 10:44:01,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:01,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:01,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:01,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:01,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:01,864 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:01,864 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:01,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:01,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2022-10-17 10:44:01,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:01,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:01,897 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:01,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-10-17 10:44:01,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:01,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:01,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:01,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:01,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:01,908 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:01,908 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:01,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:01,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2022-10-17 10:44:01,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:01,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:01,934 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:01,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-10-17 10:44:01,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:01,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:01,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:01,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:01,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:01,945 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:01,945 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:01,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:01,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-10-17 10:44:01,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:01,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:01,969 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:01,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-10-17 10:44:01,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:01,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:01,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:01,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:01,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:01,979 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:01,979 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:01,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:02,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2022-10-17 10:44:02,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:02,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:02,003 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:02,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-10-17 10:44:02,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:02,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:02,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:02,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:02,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:02,014 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:02,014 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:02,020 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:44:02,028 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-10-17 10:44:02,028 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 6 variables to zero. [2022-10-17 10:44:02,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:02,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:02,030 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:02,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-10-17 10:44:02,053 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:44:02,062 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-10-17 10:44:02,062 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:44:02,063 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 [] [2022-10-17 10:44:02,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-10-17 10:44:02,142 INFO L156 tatePredicateManager]: 17 out of 19 supporting invariants were superfluous and have been removed [2022-10-17 10:44:02,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:44:02,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:02,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 30 conjunts are in the unsatisfiable core [2022-10-17 10:44:02,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:44:02,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:02,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 10:44:02,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:44:02,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:44:02,486 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 [2022-10-17 10:44:02,487 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) [2022-10-17 10:44:02,603 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. [2022-10-17 10:44:02,604 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 [2022-10-17 10:44:02,604 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) [2022-10-17 10:44:02,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 22 transitions. [2022-10-17 10:44:02,605 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 22 transitions. Stem has 27 letters. Loop has 2 letters. [2022-10-17 10:44:02,605 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:44:02,605 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-10-17 10:44:02,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:44:02,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:02,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 30 conjunts are in the unsatisfiable core [2022-10-17 10:44:02,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:44:02,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:02,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 10:44:02,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:44:02,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:44:02,977 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 [2022-10-17 10:44:02,977 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) [2022-10-17 10:44:03,057 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. [2022-10-17 10:44:03,057 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 [2022-10-17 10:44:03,058 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) [2022-10-17 10:44:03,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 22 transitions. [2022-10-17 10:44:03,058 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 22 transitions. Stem has 27 letters. Loop has 2 letters. [2022-10-17 10:44:03,058 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:44:03,058 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-10-17 10:44:03,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:44:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:03,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 30 conjunts are in the unsatisfiable core [2022-10-17 10:44:03,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:44:03,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2022-10-17 10:44:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:03,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 10:44:03,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:44:03,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:44:03,455 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 [2022-10-17 10:44:03,456 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) [2022-10-17 10:44:03,631 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. [2022-10-17 10:44:03,631 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 [2022-10-17 10:44:03,632 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) [2022-10-17 10:44:03,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 59 transitions. [2022-10-17 10:44:03,632 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 59 transitions. Stem has 27 letters. Loop has 2 letters. [2022-10-17 10:44:03,633 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:44:03,633 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 59 transitions. Stem has 29 letters. Loop has 2 letters. [2022-10-17 10:44:03,633 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:44:03,633 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 59 transitions. Stem has 27 letters. Loop has 4 letters. [2022-10-17 10:44:03,633 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:44:03,634 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 81 states and 102 transitions. [2022-10-17 10:44:03,634 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-10-17 10:44:03,635 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 81 states to 76 states and 95 transitions. [2022-10-17 10:44:03,635 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-10-17 10:44:03,636 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-10-17 10:44:03,636 INFO L73 IsDeterministic]: Start isDeterministic. Operand 76 states and 95 transitions. [2022-10-17 10:44:03,636 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:44:03,636 INFO L218 hiAutomatonCegarLoop]: Abstraction has 76 states and 95 transitions. [2022-10-17 10:44:03,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states and 95 transitions. [2022-10-17 10:44:03,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 43. [2022-10-17 10:44:03,640 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) [2022-10-17 10:44:03,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 51 transitions. [2022-10-17 10:44:03,640 INFO L240 hiAutomatonCegarLoop]: Abstraction has 43 states and 51 transitions. [2022-10-17 10:44:03,640 INFO L428 stractBuchiCegarLoop]: Abstraction has 43 states and 51 transitions. [2022-10-17 10:44:03,641 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-10-17 10:44:03,641 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43 states and 51 transitions. [2022-10-17 10:44:03,641 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:44:03,641 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:44:03,641 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:44:03,642 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1] [2022-10-17 10:44:03,642 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:44:03,643 INFO L748 eck$LassoCheckResult]: Stem: 3204#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 3205#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; 3206#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 3199#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);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; 3200#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 3201#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3221#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#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; 3208#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 3222#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3202#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 3203#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3241#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 3220#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3219#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 3212#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; 3209#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3210#L517-3 call 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; 3213#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 3214#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3233#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 3232#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 3231#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 3230#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3228#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 3226#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 3225#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 3223#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3215#L517-3 [2022-10-17 10:44:03,643 INFO L750 eck$LassoCheckResult]: Loop: 3215#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 3216#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; 3215#L517-3 [2022-10-17 10:44:03,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:44:03,643 INFO L85 PathProgramCache]: Analyzing trace with hash 1528280583, now seen corresponding path program 9 times [2022-10-17 10:44:03,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:44:03,644 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339136080] [2022-10-17 10:44:03,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:44:03,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:44:03,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:44:03,664 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:44:03,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:44:03,680 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:44:03,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:44:03,680 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 10 times [2022-10-17 10:44:03,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:44:03,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400105106] [2022-10-17 10:44:03,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:44:03,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:44:03,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:44:03,685 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:44:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:44:03,688 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:44:03,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:44:03,689 INFO L85 PathProgramCache]: Analyzing trace with hash -201173812, now seen corresponding path program 5 times [2022-10-17 10:44:03,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:44:03,689 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658570553] [2022-10-17 10:44:03,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:44:03,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:44:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:44:03,708 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:44:03,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:44:03,727 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:44:04,928 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:44:04,928 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:44:04,928 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:44:04,928 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:44:04,928 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:44:04,928 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:04,928 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:44:04,928 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:44:04,928 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration13_Lasso [2022-10-17 10:44:04,928 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:44:04,929 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:44:04,931 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,404 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,405 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,407 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,409 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,411 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,412 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,414 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,415 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,417 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,419 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,420 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,422 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,423 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,425 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,428 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,429 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,431 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:05,763 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:44:05,763 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:44:05,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:05,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:05,765 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:05,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-10-17 10:44:05,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:05,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:05,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:05,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:05,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:05,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:05,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:05,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:05,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2022-10-17 10:44:05,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:05,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:05,802 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:05,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-10-17 10:44:05,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:05,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:05,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:05,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:05,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:05,812 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:05,812 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:05,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:05,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2022-10-17 10:44:05,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:05,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:05,838 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:05,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-10-17 10:44:05,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:05,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:05,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:05,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:05,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:05,850 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:05,850 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:05,856 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:05,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2022-10-17 10:44:05,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:05,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:05,878 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:05,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-10-17 10:44:05,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:05,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:05,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:05,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:05,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:05,887 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:05,888 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:05,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:05,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2022-10-17 10:44:05,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:05,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:05,911 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:05,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-10-17 10:44:05,913 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 [2022-10-17 10:44:05,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:05,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:05,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:05,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:05,922 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:05,922 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:05,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:05,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2022-10-17 10:44:05,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:05,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:05,947 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:05,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-10-17 10:44:05,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:05,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:05,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:05,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:05,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:05,957 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:05,957 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:05,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:05,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2022-10-17 10:44:05,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:05,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:05,983 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:05,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-10-17 10:44:05,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:05,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:05,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:05,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:05,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:05,997 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:05,997 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:06,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:06,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2022-10-17 10:44:06,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:06,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:06,031 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:06,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-10-17 10:44:06,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:06,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:06,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:06,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:06,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:06,042 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:06,042 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:06,048 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:44:06,058 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2022-10-17 10:44:06,058 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-10-17 10:44:06,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:06,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:06,059 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:06,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-10-17 10:44:06,060 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:44:06,067 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-10-17 10:44:06,068 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:44:06,068 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 [] [2022-10-17 10:44:06,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2022-10-17 10:44:06,192 INFO L156 tatePredicateManager]: 24 out of 26 supporting invariants were superfluous and have been removed [2022-10-17 10:44:06,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:44:06,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:06,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 20 conjunts are in the unsatisfiable core [2022-10-17 10:44:06,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:44:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:06,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 10:44:06,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:44:06,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:44:06,436 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 [2022-10-17 10:44:06,436 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) [2022-10-17 10:44:06,461 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. [2022-10-17 10:44:06,462 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 [2022-10-17 10:44:06,462 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) [2022-10-17 10:44:06,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-10-17 10:44:06,462 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 29 letters. Loop has 2 letters. [2022-10-17 10:44:06,462 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:44:06,462 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-10-17 10:44:06,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:44:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:06,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 20 conjunts are in the unsatisfiable core [2022-10-17 10:44:06,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:44:06,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-10-17 10:44:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:06,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 10:44:06,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:44:06,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:44:06,713 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 [2022-10-17 10:44:06,713 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) [2022-10-17 10:44:06,737 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. [2022-10-17 10:44:06,738 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 [2022-10-17 10:44:06,738 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) [2022-10-17 10:44:06,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-10-17 10:44:06,738 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 29 letters. Loop has 2 letters. [2022-10-17 10:44:06,739 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:44:06,739 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-10-17 10:44:06,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:44:06,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:06,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 20 conjunts are in the unsatisfiable core [2022-10-17 10:44:06,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:44:06,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:06,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 10:44:06,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:44:06,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:44:06,971 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 [2022-10-17 10:44:06,972 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) [2022-10-17 10:44:07,068 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. [2022-10-17 10:44:07,069 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 [2022-10-17 10:44:07,069 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) [2022-10-17 10:44:07,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 41 transitions. [2022-10-17 10:44:07,069 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 41 transitions. Stem has 29 letters. Loop has 2 letters. [2022-10-17 10:44:07,070 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:44:07,070 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 41 transitions. Stem has 31 letters. Loop has 2 letters. [2022-10-17 10:44:07,070 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:44:07,070 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 41 transitions. Stem has 29 letters. Loop has 4 letters. [2022-10-17 10:44:07,070 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 10:44:07,071 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 99 transitions. [2022-10-17 10:44:07,072 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:44:07,073 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 71 states and 89 transitions. [2022-10-17 10:44:07,073 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-10-17 10:44:07,073 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-10-17 10:44:07,073 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 89 transitions. [2022-10-17 10:44:07,074 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:44:07,074 INFO L218 hiAutomatonCegarLoop]: Abstraction has 71 states and 89 transitions. [2022-10-17 10:44:07,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 89 transitions. [2022-10-17 10:44:07,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 39. [2022-10-17 10:44:07,076 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) [2022-10-17 10:44:07,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 46 transitions. [2022-10-17 10:44:07,077 INFO L240 hiAutomatonCegarLoop]: Abstraction has 39 states and 46 transitions. [2022-10-17 10:44:07,077 INFO L428 stractBuchiCegarLoop]: Abstraction has 39 states and 46 transitions. [2022-10-17 10:44:07,077 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-10-17 10:44:07,077 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39 states and 46 transitions. [2022-10-17 10:44:07,078 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:44:07,078 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:44:07,078 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:44:07,079 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1] [2022-10-17 10:44:07,079 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:44:07,080 INFO L748 eck$LassoCheckResult]: Stem: 3864#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 3865#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; 3866#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 3859#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);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; 3860#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 3861#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3862#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 3863#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3867#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 3885#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3884#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 3880#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3879#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 3874#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; 3868#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3869#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 3896#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 3895#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 3870#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3871#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 3878#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 3872#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 3873#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3893#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 3892#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 3891#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 3890#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3887#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 3886#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 3883#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 3881#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3876#L517-3 [2022-10-17 10:44:07,080 INFO L750 eck$LassoCheckResult]: Loop: 3876#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 3875#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; 3876#L517-3 [2022-10-17 10:44:07,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:44:07,080 INFO L85 PathProgramCache]: Analyzing trace with hash -1693390338, now seen corresponding path program 10 times [2022-10-17 10:44:07,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:44:07,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137721105] [2022-10-17 10:44:07,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:44:07,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:44:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:44:07,266 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:44:07,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:44:07,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137721105] [2022-10-17 10:44:07,267 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137721105] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-17 10:44:07,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [407497319] [2022-10-17 10:44:07,267 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-10-17 10:44:07,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:44:07,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:07,269 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:44:07,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (107)] Waiting until timeout for monitored process [2022-10-17 10:44:07,350 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-10-17 10:44:07,351 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-17 10:44:07,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 14 conjunts are in the unsatisfiable core [2022-10-17 10:44:07,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:44:07,507 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:44:07,508 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-17 10:44:07,625 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:44:07,625 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [407497319] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-17 10:44:07,625 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-17 10:44:07,625 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 19 [2022-10-17 10:44:07,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896604081] [2022-10-17 10:44:07,625 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-17 10:44:07,626 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 10:44:07,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:44:07,626 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 11 times [2022-10-17 10:44:07,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:44:07,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644216630] [2022-10-17 10:44:07,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:44:07,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:44:07,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:44:07,631 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:44:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:44:07,634 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:44:07,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:44:07,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-10-17 10:44:07,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=291, Unknown=0, NotChecked=0, Total=380 [2022-10-17 10:44:07,676 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) [2022-10-17 10:44:07,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:44:07,823 INFO L93 Difference]: Finished difference Result 64 states and 75 transitions. [2022-10-17 10:44:07,823 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64 states and 75 transitions. [2022-10-17 10:44:07,824 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:44:07,824 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64 states to 42 states and 49 transitions. [2022-10-17 10:44:07,824 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-10-17 10:44:07,824 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-10-17 10:44:07,824 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 49 transitions. [2022-10-17 10:44:07,825 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 10:44:07,825 INFO L218 hiAutomatonCegarLoop]: Abstraction has 42 states and 49 transitions. [2022-10-17 10:44:07,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 49 transitions. [2022-10-17 10:44:07,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 41. [2022-10-17 10:44:07,827 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) [2022-10-17 10:44:07,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 48 transitions. [2022-10-17 10:44:07,828 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 48 transitions. [2022-10-17 10:44:07,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-10-17 10:44:07,828 INFO L428 stractBuchiCegarLoop]: Abstraction has 41 states and 48 transitions. [2022-10-17 10:44:07,829 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-10-17 10:44:07,829 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 48 transitions. [2022-10-17 10:44:07,829 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-10-17 10:44:07,829 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:44:07,829 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:44:07,830 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 4, 4, 4, 1, 1, 1, 1, 1, 1] [2022-10-17 10:44:07,830 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 10:44:07,831 INFO L748 eck$LassoCheckResult]: Stem: 4182#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 4183#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; 4184#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 4177#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);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; 4178#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 4179#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4180#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 4181#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4205#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 4204#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4203#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 4202#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4201#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 4196#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4195#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 4190#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; 4185#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 4186#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 4193#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 4189#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 4187#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 4188#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 4216#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 4215#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 4214#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 4212#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 4211#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 4210#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 4209#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 4208#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 4200#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 4199#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 4197#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 4191#L517-3 [2022-10-17 10:44:07,831 INFO L750 eck$LassoCheckResult]: Loop: 4191#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 4192#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; 4191#L517-3 [2022-10-17 10:44:07,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:44:07,831 INFO L85 PathProgramCache]: Analyzing trace with hash -54505508, now seen corresponding path program 11 times [2022-10-17 10:44:07,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:44:07,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950633836] [2022-10-17 10:44:07,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:44:07,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:44:07,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:44:07,850 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:44:07,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:44:07,868 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:44:07,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:44:07,869 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 12 times [2022-10-17 10:44:07,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:44:07,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732502267] [2022-10-17 10:44:07,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:44:07,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:44:07,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:44:07,873 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:44:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:44:07,877 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:44:07,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:44:07,878 INFO L85 PathProgramCache]: Analyzing trace with hash -840184479, now seen corresponding path program 6 times [2022-10-17 10:44:07,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:44:07,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145706261] [2022-10-17 10:44:07,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:44:07,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:44:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:44:07,898 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:44:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:44:07,916 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:44:08,896 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:44:08,896 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:44:08,896 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:44:08,896 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:44:08,896 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:44:08,896 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:08,896 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:44:08,897 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:44:08,897 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration15_Lasso [2022-10-17 10:44:08,897 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:44:08,897 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:44:08,899 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:08,901 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:08,903 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:08,905 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:08,906 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:08,908 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:08,909 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:08,911 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:08,913 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:08,916 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:08,917 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:09,477 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:09,479 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:09,481 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:09,483 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:09,485 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:09,487 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:09,489 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:44:09,858 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:44:09,858 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:44:09,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:09,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:09,859 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:09,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-10-17 10:44:09,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:09,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:09,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:09,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:09,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:09,868 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:09,868 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:09,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:09,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2022-10-17 10:44:09,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:09,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:09,891 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:09,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-10-17 10:44:09,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:09,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:09,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:44:09,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:09,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:09,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:09,900 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:44:09,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:44:09,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:09,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2022-10-17 10:44:09,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:09,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:09,921 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:09,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-10-17 10:44:09,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:09,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:09,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:09,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:09,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:09,930 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:09,930 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:09,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:09,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2022-10-17 10:44:09,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:09,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:09,953 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:09,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-10-17 10:44:09,955 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 [2022-10-17 10:44:09,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:09,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:44:09,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:09,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:09,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:09,963 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:44:09,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:44:09,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:09,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2022-10-17 10:44:09,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:09,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:09,988 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:09,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-10-17 10:44:09,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:09,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:09,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:44:09,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:09,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:09,998 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:09,998 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:44:09,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:44:10,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:10,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2022-10-17 10:44:10,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:10,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:10,039 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:10,041 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 [2022-10-17 10:44:10,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-10-17 10:44:10,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:10,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:44:10,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:10,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:10,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:10,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:44:10,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:44:10,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:10,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2022-10-17 10:44:10,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:10,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:10,072 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:10,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:10,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-10-17 10:44:10,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:10,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:10,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:10,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:10,082 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:10,082 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:10,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:10,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2022-10-17 10:44:10,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:10,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:10,105 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:10,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-10-17 10:44:10,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:10,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:10,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:44:10,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:10,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:10,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:10,116 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:44:10,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:44:10,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:10,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2022-10-17 10:44:10,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:10,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:10,146 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:10,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-10-17 10:44:10,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:10,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:10,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:10,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:10,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:10,174 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:10,174 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:10,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:10,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2022-10-17 10:44:10,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:10,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:10,198 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:10,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-10-17 10:44:10,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:10,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:10,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:10,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:10,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:10,208 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:10,208 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:10,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:44:10,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2022-10-17 10:44:10,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:10,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:10,232 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:10,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-10-17 10:44:10,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:44:10,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:44:10,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:44:10,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:44:10,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:44:10,244 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:44:10,244 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:44:10,251 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 10:44:10,257 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-10-17 10:44:10,257 INFO L444 ModelExtractionUtils]: 5 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-10-17 10:44:10,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:44:10,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:44:10,265 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:44:10,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-10-17 10:44:10,272 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 10:44:10,281 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-10-17 10:44:10,281 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 10:44:10,281 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 [] [2022-10-17 10:44:10,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89de06d5-52cd-466a-b5df-239ad74010ec/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2022-10-17 10:44:10,363 INFO L156 tatePredicateManager]: 20 out of 22 supporting invariants were superfluous and have been removed [2022-10-17 10:44:10,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:44:10,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat