./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/cstrncmp-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/cstrncmp-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc --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 51aa0675891000edd5d1736f3584d06816ce7050b76c01d5b217260a35077c25 --- 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-5e519f3 [2022-11-02 20:29:05,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:29:05,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:29:05,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:29:05,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:29:05,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:29:05,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:29:05,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:29:05,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:29:05,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:29:05,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:29:05,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:29:05,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:29:05,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:29:05,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:29:05,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:29:05,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:29:05,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:29:05,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:29:05,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:29:05,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:29:05,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:29:05,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:29:05,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:29:05,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:29:05,139 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:29:05,139 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:29:05,140 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:29:05,141 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:29:05,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:29:05,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:29:05,143 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:29:05,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:29:05,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:29:05,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:29:05,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:29:05,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:29:05,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:29:05,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:29:05,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:29:05,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:29:05,152 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-02 20:29:05,183 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:29:05,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:29:05,185 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:29:05,185 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:29:05,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:29:05,187 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:29:05,187 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:29:05,187 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-02 20:29:05,188 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-02 20:29:05,188 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-02 20:29:05,189 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-02 20:29:05,190 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-02 20:29:05,190 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-02 20:29:05,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:29:05,190 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:29:05,191 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:29:05,191 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:29:05,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:29:05,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:29:05,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-02 20:29:05,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-02 20:29:05,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-02 20:29:05,192 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:29:05,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:29:05,193 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-02 20:29:05,193 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:29:05,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-02 20:29:05,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:29:05,194 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:29:05,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:29:05,195 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:29:05,196 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-02 20:29:05,197 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_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51aa0675891000edd5d1736f3584d06816ce7050b76c01d5b217260a35077c25 [2022-11-02 20:29:05,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:29:05,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:29:05,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:29:05,593 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:29:05,594 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:29:05,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/array-memsafety/cstrncmp-alloca-1.i [2022-11-02 20:29:05,707 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/data/3f97ae394/def4dc3981474d73ba163a1e523ae0d7/FLAGb007c0f81 [2022-11-02 20:29:06,439 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:29:06,440 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/sv-benchmarks/c/array-memsafety/cstrncmp-alloca-1.i [2022-11-02 20:29:06,453 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/data/3f97ae394/def4dc3981474d73ba163a1e523ae0d7/FLAGb007c0f81 [2022-11-02 20:29:06,687 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/data/3f97ae394/def4dc3981474d73ba163a1e523ae0d7 [2022-11-02 20:29:06,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:29:06,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:29:06,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:29:06,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:29:06,702 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:29:06,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:29:06" (1/1) ... [2022-11-02 20:29:06,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@707bc4f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:06, skipping insertion in model container [2022-11-02 20:29:06,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:29:06" (1/1) ... [2022-11-02 20:29:06,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:29:06,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:29:07,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:29:07,306 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:29:07,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:29:07,406 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:29:07,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:07 WrapperNode [2022-11-02 20:29:07,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:29:07,410 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:29:07,410 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:29:07,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:29:07,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:07" (1/1) ... [2022-11-02 20:29:07,460 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:07" (1/1) ... [2022-11-02 20:29:07,498 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 108 [2022-11-02 20:29:07,498 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:29:07,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:29:07,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:29:07,500 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:29:07,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:07" (1/1) ... [2022-11-02 20:29:07,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:07" (1/1) ... [2022-11-02 20:29:07,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:07" (1/1) ... [2022-11-02 20:29:07,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:07" (1/1) ... [2022-11-02 20:29:07,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:07" (1/1) ... [2022-11-02 20:29:07,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:07" (1/1) ... [2022-11-02 20:29:07,553 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:07" (1/1) ... [2022-11-02 20:29:07,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:07" (1/1) ... [2022-11-02 20:29:07,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:29:07,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:29:07,566 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:29:07,566 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:29:07,568 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:07" (1/1) ... [2022-11-02 20:29:07,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:07,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:07,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:07,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-02 20:29:07,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:29:07,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:29:07,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:29:07,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:29:07,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:29:07,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:29:07,847 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:29:07,850 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:29:08,092 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:29:08,101 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:29:08,102 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-02 20:29:08,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:29:08 BoogieIcfgContainer [2022-11-02 20:29:08,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:29:08,107 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-02 20:29:08,108 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-02 20:29:08,113 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-02 20:29:08,114 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:29:08,114 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 08:29:06" (1/3) ... [2022-11-02 20:29:08,115 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6de23801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:29:08, skipping insertion in model container [2022-11-02 20:29:08,116 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:29:08,116 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:07" (2/3) ... [2022-11-02 20:29:08,116 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6de23801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:29:08, skipping insertion in model container [2022-11-02 20:29:08,117 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:29:08,117 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:29:08" (3/3) ... [2022-11-02 20:29:08,119 INFO L332 chiAutomizerObserver]: Analyzing ICFG cstrncmp-alloca-1.i [2022-11-02 20:29:08,201 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-02 20:29:08,202 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-02 20:29:08,202 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-02 20:29:08,202 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-02 20:29:08,202 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-02 20:29:08,203 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-02 20:29:08,203 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-02 20:29:08,203 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-02 20:29:08,210 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 23 states have (on average 1.565217391304348) internal successors, (36), 23 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:29:08,255 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2022-11-02 20:29:08,256 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:29:08,257 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:29:08,263 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-02 20:29:08,264 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-02 20:29:08,264 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-02 20:29:08,265 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 23 states have (on average 1.565217391304348) internal successors, (36), 23 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:29:08,270 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2022-11-02 20:29:08,271 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:29:08,271 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:29:08,272 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-02 20:29:08,272 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-02 20:29:08,282 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~malloc16#1.base, main_#t~malloc16#1.offset, main_#t~nondet18#1, main_#t~post17#1, main_~i~0#1, main_#t~nondet20#1, main_#t~post19#1, main_~i~1#1, main_#t~nondet21#1, main_#t~ret22#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet13#1;havoc main_#t~nondet13#1;main_~length2~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1; 9#L532true assume !(main_~length1~0#1 < 1); 5#L532-2true assume !(main_~length2~0#1 < 1); 2#L535-1true call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call main_#t~malloc16#1.base, main_#t~malloc16#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc16#1.base, main_#t~malloc16#1.offset;main_~i~0#1 := 0; 21#L541-3true [2022-11-02 20:29:08,283 INFO L750 eck$LassoCheckResult]: Loop: 21#L541-3true assume !!(main_~i~0#1 < main_~length1~0#1 - 1);call write~int(main_#t~nondet18#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet18#1; 24#L541-2true main_#t~post17#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; 21#L541-3true [2022-11-02 20:29:08,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:08,290 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2022-11-02 20:29:08,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:08,309 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743950351] [2022-11-02 20:29:08,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:08,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:08,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:08,469 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:29:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:08,537 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:29:08,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:08,543 INFO L85 PathProgramCache]: Analyzing trace with hash 1699, now seen corresponding path program 1 times [2022-11-02 20:29:08,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:08,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636234951] [2022-11-02 20:29:08,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:08,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:08,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:08,579 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:29:08,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:08,595 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:29:08,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:08,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935720, now seen corresponding path program 1 times [2022-11-02 20:29:08,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:08,598 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211209127] [2022-11-02 20:29:08,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:08,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:08,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:08,634 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:29:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:08,682 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:29:09,151 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:29:09,152 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:29:09,152 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:29:09,152 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:29:09,152 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:29:09,152 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:09,153 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:29:09,153 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:29:09,153 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrncmp-alloca-1.i_Iteration1_Lasso [2022-11-02 20:29:09,153 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:29:09,153 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:29:09,179 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:09,192 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:09,198 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:09,203 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:09,208 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:09,212 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:09,218 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:09,223 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:09,233 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:09,260 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:09,263 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:09,601 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:09,605 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:09,610 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:09,614 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:09,618 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:10,126 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:29:10,133 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:29:10,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:10,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:10,139 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:10,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-02 20:29:10,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:10,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:10,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:10,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:10,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:10,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:10,158 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:10,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:10,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:10,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:10,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:10,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:10,210 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:10,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:10,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-02 20:29:10,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:10,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:10,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:10,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:10,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:10,241 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:10,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:10,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:10,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:10,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:10,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:10,294 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:10,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:10,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-02 20:29:10,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:10,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:10,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:10,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:10,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:10,322 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:10,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:10,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:10,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:10,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:10,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:10,377 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:10,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:10,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-02 20:29:10,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:10,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:10,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:10,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:10,404 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:10,404 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:10,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:10,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:10,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:10,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:10,458 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:10,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:10,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-02 20:29:10,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:10,476 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:10,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:10,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:10,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:10,477 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:10,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:10,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:10,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:10,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:10,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:10,533 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:10,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:10,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-02 20:29:10,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:10,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:10,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:10,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:10,570 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:10,571 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:10,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:10,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:10,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:10,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:10,636 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:10,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:10,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-02 20:29:10,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:10,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:10,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:10,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:10,660 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:10,661 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:10,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:10,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:10,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:10,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:10,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:10,714 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:10,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:10,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-02 20:29:10,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:10,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:10,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:10,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:10,736 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:10,736 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:10,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:10,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:10,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:10,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:10,793 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:10,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:10,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-02 20:29:10,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:10,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:10,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:10,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:10,820 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:10,820 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:10,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:10,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:10,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:10,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:10,877 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:10,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:10,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-02 20:29:10,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:10,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:10,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:10,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:10,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:10,911 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:10,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:10,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:10,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:10,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:10,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:10,965 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:10,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-02 20:29:10,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:10,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:10,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:10,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:10,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:11,013 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:11,013 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:11,034 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:29:11,085 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2022-11-02 20:29:11,085 INFO L444 ModelExtractionUtils]: 2 out of 22 variables were initially zero. Simplification set additionally 17 variables to zero. [2022-11-02 20:29:11,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:11,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:11,088 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:11,102 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:29:11,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-02 20:29:11,133 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-02 20:29:11,133 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:29:11,134 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~length1~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~length1~0#1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-11-02 20:29:11,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:11,204 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2022-11-02 20:29:11,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:11,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:11,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:29:11,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:29:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:11,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:29:11,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:29:11,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:29:11,382 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-02 20:29:11,398 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 24 states, 23 states have (on average 1.565217391304348) internal successors, (36), 23 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:29:11,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:11,494 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 24 states, 23 states have (on average 1.565217391304348) internal successors, (36), 23 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 60 states and 91 transitions. Complement of second has 7 states. [2022-11-02 20:29:11,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-02 20:29:11,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:29:11,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 61 transitions. [2022-11-02 20:29:11,505 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 5 letters. Loop has 2 letters. [2022-11-02 20:29:11,506 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:29:11,507 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 7 letters. Loop has 2 letters. [2022-11-02 20:29:11,507 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:29:11,507 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 5 letters. Loop has 4 letters. [2022-11-02 20:29:11,507 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:29:11,509 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 91 transitions. [2022-11-02 20:29:11,513 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-11-02 20:29:11,519 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 18 states and 25 transitions. [2022-11-02 20:29:11,520 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-02 20:29:11,522 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2022-11-02 20:29:11,523 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 25 transitions. [2022-11-02 20:29:11,523 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:29:11,523 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions. [2022-11-02 20:29:11,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 25 transitions. [2022-11-02 20:29:11,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2022-11-02 20:29:11,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:29:11,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 25 transitions. [2022-11-02 20:29:11,554 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions. [2022-11-02 20:29:11,554 INFO L428 stractBuchiCegarLoop]: Abstraction has 18 states and 25 transitions. [2022-11-02 20:29:11,554 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-02 20:29:11,555 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 25 transitions. [2022-11-02 20:29:11,556 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-11-02 20:29:11,556 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:29:11,556 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:29:11,556 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:29:11,557 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-02 20:29:11,557 INFO L748 eck$LassoCheckResult]: Stem: 157#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 158#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~malloc16#1.base, main_#t~malloc16#1.offset, main_#t~nondet18#1, main_#t~post17#1, main_~i~0#1, main_#t~nondet20#1, main_#t~post19#1, main_~i~1#1, main_#t~nondet21#1, main_#t~ret22#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet13#1;havoc main_#t~nondet13#1;main_~length2~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1; 165#L532 assume !(main_~length1~0#1 < 1); 159#L532-2 assume !(main_~length2~0#1 < 1); 155#L535-1 call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call main_#t~malloc16#1.base, main_#t~malloc16#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc16#1.base, main_#t~malloc16#1.offset;main_~i~0#1 := 0; 156#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 166#L541-4 main_~i~1#1 := 0; 162#L546-3 [2022-11-02 20:29:11,557 INFO L750 eck$LassoCheckResult]: Loop: 162#L546-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);call write~int(main_#t~nondet20#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet20#1; 164#L546-2 main_#t~post19#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post19#1;havoc main_#t~post19#1; 162#L546-3 [2022-11-02 20:29:11,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:11,558 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935662, now seen corresponding path program 1 times [2022-11-02 20:29:11,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:11,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069657129] [2022-11-02 20:29:11,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:11,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:11,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:11,579 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:29:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:11,594 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:29:11,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:11,595 INFO L85 PathProgramCache]: Analyzing trace with hash 2147, now seen corresponding path program 1 times [2022-11-02 20:29:11,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:11,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215923895] [2022-11-02 20:29:11,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:11,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:11,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:11,606 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:29:11,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:11,613 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:29:11,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:11,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384784, now seen corresponding path program 1 times [2022-11-02 20:29:11,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:11,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949217985] [2022-11-02 20:29:11,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:11,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:11,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:11,653 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:29:11,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:11,673 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:29:12,063 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:29:12,063 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:29:12,064 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:29:12,064 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:29:12,064 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:29:12,064 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:12,064 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:29:12,064 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:29:12,064 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrncmp-alloca-1.i_Iteration2_Lasso [2022-11-02 20:29:12,064 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:29:12,064 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:29:12,068 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:12,072 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:12,079 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:12,083 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:12,086 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:12,090 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:12,095 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:12,098 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:12,101 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:12,105 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:12,110 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:12,113 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:12,117 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:12,121 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:12,125 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:12,814 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:29:12,814 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:29:12,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:12,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:12,819 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:12,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:12,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-02 20:29:12,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:12,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:12,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:12,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:12,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:12,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:12,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:12,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:12,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:12,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:12,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:12,908 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:12,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:12,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-02 20:29:12,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:12,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:12,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:12,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:12,928 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:12,928 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:12,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:12,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:12,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:12,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:12,969 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:12,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-02 20:29:12,971 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 [2022-11-02 20:29:12,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:12,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:12,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:12,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:12,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:12,983 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:12,983 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:12,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:13,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:13,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:13,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:13,021 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:13,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-02 20:29:13,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:13,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:13,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:13,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:13,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:13,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:13,036 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:13,036 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:13,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:13,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:13,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:13,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:13,064 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:13,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-02 20:29:13,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:13,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:13,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:13,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:13,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:13,081 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:13,081 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:13,106 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:13,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:13,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:13,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:13,144 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:13,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-02 20:29:13,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:13,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:13,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:13,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:13,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:13,163 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:13,163 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:13,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:13,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:13,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:13,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:13,221 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:13,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:13,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-02 20:29:13,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:13,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:13,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:13,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:13,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:13,254 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:13,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:13,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:13,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:13,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:13,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:13,308 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:13,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-02 20:29:13,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:13,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:13,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:13,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:13,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:13,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:13,322 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:13,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:13,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:13,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:13,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:13,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:13,353 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:13,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-02 20:29:13,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:13,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:13,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:13,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:13,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:13,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:13,367 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:13,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:13,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:13,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-11-02 20:29:13,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:13,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:13,392 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:13,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-02 20:29:13,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:13,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:13,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:13,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:13,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:13,418 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:13,418 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:13,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:13,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:13,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:13,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:13,478 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:13,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-02 20:29:13,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:13,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:13,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:13,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:13,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:13,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:13,495 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:13,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:13,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:13,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-11-02 20:29:13,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:13,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:13,550 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:13,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-02 20:29:13,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:13,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:13,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:13,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:13,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:13,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:13,569 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:13,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:13,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:13,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:13,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:13,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:13,605 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:13,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-02 20:29:13,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:13,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:13,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:13,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:13,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:13,619 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:13,619 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:13,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:13,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-11-02 20:29:13,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:13,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:13,663 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:13,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-02 20:29:13,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:13,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:13,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:13,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:13,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:13,683 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:13,683 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:13,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:13,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:13,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:13,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:13,738 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:13,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:13,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-02 20:29:13,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:13,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:13,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:13,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:13,763 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:13,763 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:13,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:13,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:13,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:13,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:13,826 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:13,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:13,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-02 20:29:13,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:13,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:13,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:13,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:13,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:13,846 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:13,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:13,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:13,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-11-02 20:29:13,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:13,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:13,872 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:13,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-02 20:29:13,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:13,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:13,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:13,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:13,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:13,887 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:13,887 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:13,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:13,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-11-02 20:29:13,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:13,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:13,916 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:13,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-02 20:29:13,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:13,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:13,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:13,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:13,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:13,937 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:13,938 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:13,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:13,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-11-02 20:29:13,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:13,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:13,995 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:13,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-02 20:29:13,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:14,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:14,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:14,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:14,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:14,012 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:14,012 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:14,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:14,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:14,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:14,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:14,050 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:14,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-02 20:29:14,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:14,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:14,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:14,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:14,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:14,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:14,065 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:14,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:14,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:14,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:14,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:14,112 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:14,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-02 20:29:14,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:14,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:14,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:14,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:14,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:14,138 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:14,139 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:14,155 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:29:14,211 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2022-11-02 20:29:14,212 INFO L444 ModelExtractionUtils]: 3 out of 22 variables were initially zero. Simplification set additionally 16 variables to zero. [2022-11-02 20:29:14,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:14,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:14,213 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:14,220 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:29:14,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-02 20:29:14,257 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-02 20:29:14,257 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:29:14,257 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~1#1, ULTIMATE.start_main_~length2~0#1) = -1*ULTIMATE.start_main_~i~1#1 + 1*ULTIMATE.start_main_~length2~0#1 Supporting invariants [] [2022-11-02 20:29:14,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:14,326 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2022-11-02 20:29:14,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:14,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:14,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:29:14,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:29:14,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:14,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:29:14,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:29:14,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:29:14,424 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-02 20:29:14,424 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:29:14,462 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 10. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 27 states and 40 transitions. Complement of second has 6 states. [2022-11-02 20:29:14,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-02 20:29:14,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:29:14,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2022-11-02 20:29:14,465 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 7 letters. Loop has 2 letters. [2022-11-02 20:29:14,466 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:29:14,466 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 9 letters. Loop has 2 letters. [2022-11-02 20:29:14,473 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:29:14,473 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 7 letters. Loop has 4 letters. [2022-11-02 20:29:14,475 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:29:14,475 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 40 transitions. [2022-11-02 20:29:14,485 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-02 20:29:14,486 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 19 states and 27 transitions. [2022-11-02 20:29:14,486 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-11-02 20:29:14,486 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-11-02 20:29:14,487 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 27 transitions. [2022-11-02 20:29:14,487 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:29:14,487 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 27 transitions. [2022-11-02 20:29:14,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 27 transitions. [2022-11-02 20:29:14,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2022-11-02 20:29:14,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:29:14,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 27 transitions. [2022-11-02 20:29:14,489 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 27 transitions. [2022-11-02 20:29:14,489 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 27 transitions. [2022-11-02 20:29:14,489 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-02 20:29:14,490 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 27 transitions. [2022-11-02 20:29:14,490 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-02 20:29:14,490 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:29:14,490 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:29:14,491 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:29:14,491 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-02 20:29:14,491 INFO L748 eck$LassoCheckResult]: Stem: 275#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 276#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~malloc16#1.base, main_#t~malloc16#1.offset, main_#t~nondet18#1, main_#t~post17#1, main_~i~0#1, main_#t~nondet20#1, main_#t~post19#1, main_~i~1#1, main_#t~nondet21#1, main_#t~ret22#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet13#1;havoc main_#t~nondet13#1;main_~length2~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1; 284#L532 assume !(main_~length1~0#1 < 1); 277#L532-2 assume !(main_~length2~0#1 < 1); 273#L535-1 call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call main_#t~malloc16#1.base, main_#t~malloc16#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc16#1.base, main_#t~malloc16#1.offset;main_~i~0#1 := 0; 274#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 287#L541-4 main_~i~1#1 := 0; 280#L546-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 281#L546-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncmp } true;cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_#t~nondet21#1;havoc cstrncmp_#res#1;havoc cstrncmp_#t~mem6#1, cstrncmp_#t~short7#1, cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset, cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset, cstrncmp_#t~post2#1, cstrncmp_#t~mem3#1, cstrncmp_#t~mem4#1, cstrncmp_#t~short5#1, cstrncmp_#t~mem10#1, cstrncmp_#t~mem11#1, cstrncmp_#t~ite12#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1, cstrncmp_~uc1~0#1, cstrncmp_~uc2~0#1;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset;cstrncmp_~n#1 := cstrncmp_#in~n#1;havoc cstrncmp_~uc1~0#1;havoc cstrncmp_~uc2~0#1; 288#L517 assume !(0 == cstrncmp_~n#1); 278#L519-5 [2022-11-02 20:29:14,492 INFO L750 eck$LassoCheckResult]: Loop: 278#L519-5 cstrncmp_#t~post2#1 := cstrncmp_~n#1;cstrncmp_~n#1 := cstrncmp_#t~post2#1 - 1;cstrncmp_#t~short5#1 := cstrncmp_#t~post2#1 > 0; 279#L519-1 assume cstrncmp_#t~short5#1;call cstrncmp_#t~mem3#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);call cstrncmp_#t~mem4#1 := read~int(cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, 1);cstrncmp_#t~short5#1 := cstrncmp_#t~mem3#1 == cstrncmp_#t~mem4#1; 289#L519-3 assume !!cstrncmp_#t~short5#1;havoc cstrncmp_#t~post2#1;havoc cstrncmp_#t~mem3#1;havoc cstrncmp_#t~mem4#1;havoc cstrncmp_#t~short5#1;cstrncmp_#t~short7#1 := 0 == cstrncmp_~n#1; 285#L520 assume cstrncmp_#t~short7#1; 286#L520-2 assume !cstrncmp_#t~short7#1;havoc cstrncmp_#t~mem6#1;havoc cstrncmp_#t~short7#1;cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset := cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#t~post8#1.base, 1 + cstrncmp_#t~post8#1.offset;havoc cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset;cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#t~post9#1.base, 1 + cstrncmp_#t~post9#1.offset;havoc cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset; 278#L519-5 [2022-11-02 20:29:14,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:14,492 INFO L85 PathProgramCache]: Analyzing trace with hash 1595220890, now seen corresponding path program 1 times [2022-11-02 20:29:14,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:14,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136803908] [2022-11-02 20:29:14,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:14,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:14,534 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:29:14,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-11-02 20:29:14,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:14,586 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:29:14,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:14,590 INFO L85 PathProgramCache]: Analyzing trace with hash 79307716, now seen corresponding path program 1 times [2022-11-02 20:29:14,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:14,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967698962] [2022-11-02 20:29:14,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:14,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:14,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:14,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:29:14,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:29:14,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967698962] [2022-11-02 20:29:14,654 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967698962] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:29:14,654 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:29:14,655 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:29:14,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017792273] [2022-11-02 20:29:14,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:29:14,658 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:29:14,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:29:14,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:29:14,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:29:14,663 INFO L87 Difference]: Start difference. First operand 19 states and 27 transitions. cyclomatic complexity: 11 Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:29:14,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:29:14,677 INFO L93 Difference]: Finished difference Result 20 states and 27 transitions. [2022-11-02 20:29:14,677 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 27 transitions. [2022-11-02 20:29:14,678 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-02 20:29:14,678 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 19 states and 26 transitions. [2022-11-02 20:29:14,679 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-02 20:29:14,679 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-11-02 20:29:14,679 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 26 transitions. [2022-11-02 20:29:14,679 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:29:14,679 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 26 transitions. [2022-11-02 20:29:14,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 26 transitions. [2022-11-02 20:29:14,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2022-11-02 20:29:14,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.368421052631579) internal successors, (26), 18 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:29:14,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 26 transitions. [2022-11-02 20:29:14,682 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 26 transitions. [2022-11-02 20:29:14,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:29:14,683 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 26 transitions. [2022-11-02 20:29:14,683 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-02 20:29:14,684 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 26 transitions. [2022-11-02 20:29:14,684 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-02 20:29:14,684 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:29:14,685 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:29:14,685 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:29:14,685 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-02 20:29:14,686 INFO L748 eck$LassoCheckResult]: Stem: 320#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 321#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~malloc16#1.base, main_#t~malloc16#1.offset, main_#t~nondet18#1, main_#t~post17#1, main_~i~0#1, main_#t~nondet20#1, main_#t~post19#1, main_~i~1#1, main_#t~nondet21#1, main_#t~ret22#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet13#1;havoc main_#t~nondet13#1;main_~length2~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1; 329#L532 assume !(main_~length1~0#1 < 1); 322#L532-2 assume !(main_~length2~0#1 < 1); 318#L535-1 call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call main_#t~malloc16#1.base, main_#t~malloc16#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc16#1.base, main_#t~malloc16#1.offset;main_~i~0#1 := 0; 319#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 330#L541-4 main_~i~1#1 := 0; 325#L546-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 326#L546-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncmp } true;cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_#t~nondet21#1;havoc cstrncmp_#res#1;havoc cstrncmp_#t~mem6#1, cstrncmp_#t~short7#1, cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset, cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset, cstrncmp_#t~post2#1, cstrncmp_#t~mem3#1, cstrncmp_#t~mem4#1, cstrncmp_#t~short5#1, cstrncmp_#t~mem10#1, cstrncmp_#t~mem11#1, cstrncmp_#t~ite12#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1, cstrncmp_~uc1~0#1, cstrncmp_~uc2~0#1;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset;cstrncmp_~n#1 := cstrncmp_#in~n#1;havoc cstrncmp_~uc1~0#1;havoc cstrncmp_~uc2~0#1; 331#L517 assume !(0 == cstrncmp_~n#1); 323#L519-5 [2022-11-02 20:29:14,686 INFO L750 eck$LassoCheckResult]: Loop: 323#L519-5 cstrncmp_#t~post2#1 := cstrncmp_~n#1;cstrncmp_~n#1 := cstrncmp_#t~post2#1 - 1;cstrncmp_#t~short5#1 := cstrncmp_#t~post2#1 > 0; 324#L519-1 assume cstrncmp_#t~short5#1;call cstrncmp_#t~mem3#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);call cstrncmp_#t~mem4#1 := read~int(cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, 1);cstrncmp_#t~short5#1 := cstrncmp_#t~mem3#1 == cstrncmp_#t~mem4#1; 334#L519-3 assume !!cstrncmp_#t~short5#1;havoc cstrncmp_#t~post2#1;havoc cstrncmp_#t~mem3#1;havoc cstrncmp_#t~mem4#1;havoc cstrncmp_#t~short5#1;cstrncmp_#t~short7#1 := 0 == cstrncmp_~n#1; 332#L520 assume !cstrncmp_#t~short7#1;call cstrncmp_#t~mem6#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);cstrncmp_#t~short7#1 := 0 == cstrncmp_#t~mem6#1; 333#L520-2 assume !cstrncmp_#t~short7#1;havoc cstrncmp_#t~mem6#1;havoc cstrncmp_#t~short7#1;cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset := cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#t~post8#1.base, 1 + cstrncmp_#t~post8#1.offset;havoc cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset;cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#t~post9#1.base, 1 + cstrncmp_#t~post9#1.offset;havoc cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset; 323#L519-5 [2022-11-02 20:29:14,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:14,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1595220890, now seen corresponding path program 2 times [2022-11-02 20:29:14,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:14,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822933174] [2022-11-02 20:29:14,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:14,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:14,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:14,708 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:29:14,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:14,725 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:29:14,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:14,726 INFO L85 PathProgramCache]: Analyzing trace with hash 79307778, now seen corresponding path program 1 times [2022-11-02 20:29:14,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:14,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237809735] [2022-11-02 20:29:14,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:14,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:14,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:14,735 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:29:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:14,744 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:29:14,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:14,745 INFO L85 PathProgramCache]: Analyzing trace with hash -1988601847, now seen corresponding path program 1 times [2022-11-02 20:29:14,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:14,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570755932] [2022-11-02 20:29:14,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:14,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:14,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:15,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:29:15,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:29:15,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570755932] [2022-11-02 20:29:15,441 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570755932] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:29:15,442 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:29:15,442 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:29:15,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324724115] [2022-11-02 20:29:15,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:29:15,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:29:15,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:29:15,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:29:15,725 INFO L87 Difference]: Start difference. First operand 19 states and 26 transitions. cyclomatic complexity: 10 Second operand has 7 states, 6 states have (on average 2.5) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:29:15,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:29:15,840 INFO L93 Difference]: Finished difference Result 31 states and 40 transitions. [2022-11-02 20:29:15,840 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 40 transitions. [2022-11-02 20:29:15,842 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-02 20:29:15,843 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 20 states and 26 transitions. [2022-11-02 20:29:15,843 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-02 20:29:15,846 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-11-02 20:29:15,846 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 26 transitions. [2022-11-02 20:29:15,846 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:29:15,846 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 26 transitions. [2022-11-02 20:29:15,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 26 transitions. [2022-11-02 20:29:15,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2022-11-02 20:29:15,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 18 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:29:15,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 25 transitions. [2022-11-02 20:29:15,852 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-11-02 20:29:15,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:29:15,855 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-11-02 20:29:15,855 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-02 20:29:15,855 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 25 transitions. [2022-11-02 20:29:15,859 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-02 20:29:15,860 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:29:15,860 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:29:15,861 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:29:15,862 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-02 20:29:15,862 INFO L748 eck$LassoCheckResult]: Stem: 386#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 387#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~malloc16#1.base, main_#t~malloc16#1.offset, main_#t~nondet18#1, main_#t~post17#1, main_~i~0#1, main_#t~nondet20#1, main_#t~post19#1, main_~i~1#1, main_#t~nondet21#1, main_#t~ret22#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet13#1;havoc main_#t~nondet13#1;main_~length2~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1; 395#L532 assume !(main_~length1~0#1 < 1); 388#L532-2 assume !(main_~length2~0#1 < 1); 384#L535-1 call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call main_#t~malloc16#1.base, main_#t~malloc16#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc16#1.base, main_#t~malloc16#1.offset;main_~i~0#1 := 0; 385#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);call write~int(main_#t~nondet18#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet18#1; 401#L541-2 main_#t~post17#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; 402#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 396#L541-4 main_~i~1#1 := 0; 391#L546-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 392#L546-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncmp } true;cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_#t~nondet21#1;havoc cstrncmp_#res#1;havoc cstrncmp_#t~mem6#1, cstrncmp_#t~short7#1, cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset, cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset, cstrncmp_#t~post2#1, cstrncmp_#t~mem3#1, cstrncmp_#t~mem4#1, cstrncmp_#t~short5#1, cstrncmp_#t~mem10#1, cstrncmp_#t~mem11#1, cstrncmp_#t~ite12#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1, cstrncmp_~uc1~0#1, cstrncmp_~uc2~0#1;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset;cstrncmp_~n#1 := cstrncmp_#in~n#1;havoc cstrncmp_~uc1~0#1;havoc cstrncmp_~uc2~0#1; 397#L517 assume !(0 == cstrncmp_~n#1); 389#L519-5 [2022-11-02 20:29:15,862 INFO L750 eck$LassoCheckResult]: Loop: 389#L519-5 cstrncmp_#t~post2#1 := cstrncmp_~n#1;cstrncmp_~n#1 := cstrncmp_#t~post2#1 - 1;cstrncmp_#t~short5#1 := cstrncmp_#t~post2#1 > 0; 390#L519-1 assume cstrncmp_#t~short5#1;call cstrncmp_#t~mem3#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);call cstrncmp_#t~mem4#1 := read~int(cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, 1);cstrncmp_#t~short5#1 := cstrncmp_#t~mem3#1 == cstrncmp_#t~mem4#1; 400#L519-3 assume !!cstrncmp_#t~short5#1;havoc cstrncmp_#t~post2#1;havoc cstrncmp_#t~mem3#1;havoc cstrncmp_#t~mem4#1;havoc cstrncmp_#t~short5#1;cstrncmp_#t~short7#1 := 0 == cstrncmp_~n#1; 398#L520 assume !cstrncmp_#t~short7#1;call cstrncmp_#t~mem6#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);cstrncmp_#t~short7#1 := 0 == cstrncmp_#t~mem6#1; 399#L520-2 assume !cstrncmp_#t~short7#1;havoc cstrncmp_#t~mem6#1;havoc cstrncmp_#t~short7#1;cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset := cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#t~post8#1.base, 1 + cstrncmp_#t~post8#1.offset;havoc cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset;cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#t~post9#1.base, 1 + cstrncmp_#t~post9#1.offset;havoc cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset; 389#L519-5 [2022-11-02 20:29:15,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:15,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1351083896, now seen corresponding path program 1 times [2022-11-02 20:29:15,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:15,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412414352] [2022-11-02 20:29:15,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:15,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:15,885 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:29:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:15,910 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:29:15,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:15,912 INFO L85 PathProgramCache]: Analyzing trace with hash 79307778, now seen corresponding path program 2 times [2022-11-02 20:29:15,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:15,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852748567] [2022-11-02 20:29:15,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:15,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:15,921 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:29:15,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:15,936 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:29:15,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:15,937 INFO L85 PathProgramCache]: Analyzing trace with hash -350531861, now seen corresponding path program 1 times [2022-11-02 20:29:15,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:15,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857179740] [2022-11-02 20:29:15,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:15,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:15,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:16,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:29:16,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:29:16,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857179740] [2022-11-02 20:29:16,349 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857179740] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:29:16,349 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:29:16,349 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-02 20:29:16,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466296988] [2022-11-02 20:29:16,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:29:16,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:29:16,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-02 20:29:16,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:29:16,610 INFO L87 Difference]: Start difference. First operand 19 states and 25 transitions. cyclomatic complexity: 9 Second operand has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:29:16,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:29:16,809 INFO L93 Difference]: Finished difference Result 30 states and 35 transitions. [2022-11-02 20:29:16,809 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 35 transitions. [2022-11-02 20:29:16,809 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-02 20:29:16,810 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 20 states and 24 transitions. [2022-11-02 20:29:16,810 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-02 20:29:16,810 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-11-02 20:29:16,810 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 24 transitions. [2022-11-02 20:29:16,810 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:29:16,811 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 24 transitions. [2022-11-02 20:29:16,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 24 transitions. [2022-11-02 20:29:16,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2022-11-02 20:29:16,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:29:16,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2022-11-02 20:29:16,812 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 23 transitions. [2022-11-02 20:29:16,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-02 20:29:16,815 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 23 transitions. [2022-11-02 20:29:16,815 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-02 20:29:16,816 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 23 transitions. [2022-11-02 20:29:16,816 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-02 20:29:16,816 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:29:16,816 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:29:16,817 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:29:16,817 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-02 20:29:16,817 INFO L748 eck$LassoCheckResult]: Stem: 464#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 465#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~malloc16#1.base, main_#t~malloc16#1.offset, main_#t~nondet18#1, main_#t~post17#1, main_~i~0#1, main_#t~nondet20#1, main_#t~post19#1, main_~i~1#1, main_#t~nondet21#1, main_#t~ret22#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet13#1;havoc main_#t~nondet13#1;main_~length2~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1; 473#L532 assume !(main_~length1~0#1 < 1); 466#L532-2 assume !(main_~length2~0#1 < 1); 462#L535-1 call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call main_#t~malloc16#1.base, main_#t~malloc16#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc16#1.base, main_#t~malloc16#1.offset;main_~i~0#1 := 0; 463#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);call write~int(main_#t~nondet18#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet18#1; 479#L541-2 main_#t~post17#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; 480#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 476#L541-4 main_~i~1#1 := 0; 469#L546-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);call write~int(main_#t~nondet20#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet20#1; 470#L546-2 main_#t~post19#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post19#1;havoc main_#t~post19#1; 471#L546-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 472#L546-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncmp } true;cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_#t~nondet21#1;havoc cstrncmp_#res#1;havoc cstrncmp_#t~mem6#1, cstrncmp_#t~short7#1, cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset, cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset, cstrncmp_#t~post2#1, cstrncmp_#t~mem3#1, cstrncmp_#t~mem4#1, cstrncmp_#t~short5#1, cstrncmp_#t~mem10#1, cstrncmp_#t~mem11#1, cstrncmp_#t~ite12#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1, cstrncmp_~uc1~0#1, cstrncmp_~uc2~0#1;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset;cstrncmp_~n#1 := cstrncmp_#in~n#1;havoc cstrncmp_~uc1~0#1;havoc cstrncmp_~uc2~0#1; 477#L517 assume !(0 == cstrncmp_~n#1); 467#L519-5 [2022-11-02 20:29:16,818 INFO L750 eck$LassoCheckResult]: Loop: 467#L519-5 cstrncmp_#t~post2#1 := cstrncmp_~n#1;cstrncmp_~n#1 := cstrncmp_#t~post2#1 - 1;cstrncmp_#t~short5#1 := cstrncmp_#t~post2#1 > 0; 468#L519-1 assume cstrncmp_#t~short5#1;call cstrncmp_#t~mem3#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);call cstrncmp_#t~mem4#1 := read~int(cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, 1);cstrncmp_#t~short5#1 := cstrncmp_#t~mem3#1 == cstrncmp_#t~mem4#1; 478#L519-3 assume !!cstrncmp_#t~short5#1;havoc cstrncmp_#t~post2#1;havoc cstrncmp_#t~mem3#1;havoc cstrncmp_#t~mem4#1;havoc cstrncmp_#t~short5#1;cstrncmp_#t~short7#1 := 0 == cstrncmp_~n#1; 474#L520 assume !cstrncmp_#t~short7#1;call cstrncmp_#t~mem6#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);cstrncmp_#t~short7#1 := 0 == cstrncmp_#t~mem6#1; 475#L520-2 assume !cstrncmp_#t~short7#1;havoc cstrncmp_#t~mem6#1;havoc cstrncmp_#t~short7#1;cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset := cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#t~post8#1.base, 1 + cstrncmp_#t~post8#1.offset;havoc cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset;cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#t~post9#1.base, 1 + cstrncmp_#t~post9#1.offset;havoc cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset; 467#L519-5 [2022-11-02 20:29:16,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:16,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1313217430, now seen corresponding path program 1 times [2022-11-02 20:29:16,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:16,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268674489] [2022-11-02 20:29:16,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:16,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:16,833 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:29:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:16,845 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:29:16,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:16,846 INFO L85 PathProgramCache]: Analyzing trace with hash 79307778, now seen corresponding path program 3 times [2022-11-02 20:29:16,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:16,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525695171] [2022-11-02 20:29:16,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:16,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:16,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:16,852 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:29:16,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:16,857 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:29:16,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:16,858 INFO L85 PathProgramCache]: Analyzing trace with hash -1018233459, now seen corresponding path program 1 times [2022-11-02 20:29:16,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:16,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695600550] [2022-11-02 20:29:16,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:16,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:16,878 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:29:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:29:16,894 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:29:18,434 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:29:18,434 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:29:18,434 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:29:18,434 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:29:18,434 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:29:18,434 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:18,434 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:29:18,434 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:29:18,435 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrncmp-alloca-1.i_Iteration6_Lasso [2022-11-02 20:29:18,435 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:29:18,435 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:29:18,440 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,451 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,454 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,457 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,459 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,463 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,466 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,470 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,472 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,475 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,478 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,481 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,485 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,487 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,490 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,493 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,496 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,498 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,501 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,503 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,506 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,509 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:18,512 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:19,547 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:19,550 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:19,553 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:19,555 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:19,558 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:19,561 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:19,574 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:19,577 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:29:20,528 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:29:20,529 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:29:20,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:20,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:20,535 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:20,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-02 20:29:20,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:20,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:20,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:20,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:20,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:20,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:20,552 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:20,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:20,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:20,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-11-02 20:29:20,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:20,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:20,578 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:20,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-02 20:29:20,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:20,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:20,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:20,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:20,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:20,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:20,591 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:20,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:20,592 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:20,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-11-02 20:29:20,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:20,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:20,617 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:20,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-02 20:29:20,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:20,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:20,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:20,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:20,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:20,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:20,631 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:20,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:20,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:20,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-11-02 20:29:20,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:20,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:20,659 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:20,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-02 20:29:20,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:20,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:20,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:20,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:20,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:20,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:20,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:20,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:20,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:20,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-11-02 20:29:20,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:20,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:20,720 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:20,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-02 20:29:20,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:20,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:20,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:20,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:20,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:20,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:20,734 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:20,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:20,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:20,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-11-02 20:29:20,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:20,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:20,761 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:20,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-02 20:29:20,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:20,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:20,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:20,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:20,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:20,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:20,775 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:20,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:20,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:20,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:20,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:20,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:20,821 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:20,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-02 20:29:20,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:20,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:20,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:20,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:20,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:20,835 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:20,836 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:20,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:20,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-11-02 20:29:20,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:20,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:20,864 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:20,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-02 20:29:20,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:20,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:20,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:20,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:20,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:20,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:20,877 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:20,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:20,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:20,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:20,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:20,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:20,903 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:20,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-02 20:29:20,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:20,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:20,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:20,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:20,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:20,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:20,917 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:20,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:20,933 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:20,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:20,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:20,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:20,959 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:20,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:20,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-02 20:29:20,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:20,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:20,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:20,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:20,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:20,980 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:20,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:20,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:21,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:21,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:21,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:21,007 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:21,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-02 20:29:21,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:21,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:21,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:21,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:21,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:21,023 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:21,024 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:21,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:21,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:21,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:21,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:21,052 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:21,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:21,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-02 20:29:21,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:21,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:21,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:21,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:21,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:21,066 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:21,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:21,076 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:21,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:21,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:21,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:21,101 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:21,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-02 20:29:21,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:21,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:21,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:21,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:21,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:21,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:21,117 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:21,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:21,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:21,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-02 20:29:21,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:21,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:21,144 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:21,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-02 20:29:21,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:21,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:21,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:21,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:21,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:21,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:21,161 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:21,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:21,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:21,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-11-02 20:29:21,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:21,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:21,187 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:21,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-02 20:29:21,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:21,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:21,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:21,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:21,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:21,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:21,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:21,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:21,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:21,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:21,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:21,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:21,234 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:21,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-02 20:29:21,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:21,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:21,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:21,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:21,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:21,248 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:21,248 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:21,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:21,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:21,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:21,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:21,284 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:21,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-02 20:29:21,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:21,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:21,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:21,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:21,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:21,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:21,298 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:21,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:21,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:21,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-11-02 20:29:21,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:21,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:21,325 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:21,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-02 20:29:21,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:21,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:21,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:21,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:21,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:21,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:21,340 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:21,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:21,341 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:21,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-11-02 20:29:21,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:21,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:21,366 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:21,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-02 20:29:21,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:21,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:21,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:21,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:21,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:21,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:21,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:21,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:21,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:21,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:21,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:21,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:21,421 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:21,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-02 20:29:21,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:21,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:21,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:21,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:21,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:21,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:21,434 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:21,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:21,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:21,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-11-02 20:29:21,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:21,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:21,461 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:21,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-02 20:29:21,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:21,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:21,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:29:21,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:21,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:21,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:21,498 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:29:21,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:29:21,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:21,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-11-02 20:29:21,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:21,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:21,522 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:21,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-02 20:29:21,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:21,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:21,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:21,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:21,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:21,537 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:21,537 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:21,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:21,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-11-02 20:29:21,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:21,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:21,566 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:21,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-02 20:29:21,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:21,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:21,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:21,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:21,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:21,582 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:21,582 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:21,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:21,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-11-02 20:29:21,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:21,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:21,613 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:21,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-02 20:29:21,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:21,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:21,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:21,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:21,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:21,627 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:21,627 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:21,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:21,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:21,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:21,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:21,657 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:21,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-02 20:29:21,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:21,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:21,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:21,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:21,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:21,673 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:21,673 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:21,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:21,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:21,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:21,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:21,750 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:21,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:21,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-02 20:29:21,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:21,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:21,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:21,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:21,774 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:21,774 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:21,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:29:21,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:21,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:21,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:21,832 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:21,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:29:21,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-02 20:29:21,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:29:21,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:29:21,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:29:21,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:29:21,867 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:29:21,867 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:29:21,905 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:29:22,044 INFO L443 ModelExtractionUtils]: Simplification made 28 calls to the SMT solver. [2022-11-02 20:29:22,044 INFO L444 ModelExtractionUtils]: 14 out of 49 variables were initially zero. Simplification set additionally 32 variables to zero. [2022-11-02 20:29:22,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:29:22,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:22,046 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:22,052 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:29:22,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-02 20:29:22,067 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-02 20:29:22,067 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:29:22,067 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncmp_~s2#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc15#1.base)_3) = -1*ULTIMATE.start_cstrncmp_~s2#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc15#1.base)_3 Supporting invariants [] [2022-11-02 20:29:22,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:22,218 INFO L156 tatePredicateManager]: 20 out of 22 supporting invariants were superfluous and have been removed [2022-11-02 20:29:22,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:22,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 24 conjunts are in the unsatisfiable core [2022-11-02 20:29:22,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:29:22,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:22,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-02 20:29:22,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:29:22,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:29:22,515 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-11-02 20:29:22,516 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 23 transitions. cyclomatic complexity: 7 Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:29:22,598 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 23 transitions. cyclomatic complexity: 7. 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 24 states and 29 transitions. Complement of second has 8 states. [2022-11-02 20:29:22,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-02 20:29:22,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:29:22,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 21 transitions. [2022-11-02 20:29:22,600 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 21 transitions. Stem has 14 letters. Loop has 5 letters. [2022-11-02 20:29:22,601 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:29:22,601 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 21 transitions. Stem has 19 letters. Loop has 5 letters. [2022-11-02 20:29:22,601 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:29:22,601 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 21 transitions. Stem has 14 letters. Loop has 10 letters. [2022-11-02 20:29:22,602 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:29:22,602 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 29 transitions. [2022-11-02 20:29:22,603 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:29:22,603 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2022-11-02 20:29:22,603 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-02 20:29:22,603 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-02 20:29:22,603 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-02 20:29:22,604 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:29:22,604 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:29:22,604 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:29:22,604 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:29:22,604 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-02 20:29:22,604 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:29:22,605 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:29:22,605 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-02 20:29:22,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 08:29:22 BoogieIcfgContainer [2022-11-02 20:29:22,614 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-02 20:29:22,614 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:29:22,614 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:29:22,615 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:29:22,615 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:29:08" (3/4) ... [2022-11-02 20:29:22,618 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 20:29:22,619 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:29:22,619 INFO L158 Benchmark]: Toolchain (without parser) took 15928.00ms. Allocated memory was 109.1MB in the beginning and 140.5MB in the end (delta: 31.5MB). Free memory was 73.1MB in the beginning and 42.0MB in the end (delta: 31.2MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. [2022-11-02 20:29:22,620 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 79.7MB. Free memory was 50.2MB in the beginning and 50.2MB in the end (delta: 30.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:29:22,620 INFO L158 Benchmark]: CACSL2BoogieTranslator took 715.50ms. Allocated memory is still 109.1MB. Free memory was 72.8MB in the beginning and 78.2MB in the end (delta: -5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-02 20:29:22,621 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.22ms. Allocated memory is still 109.1MB. Free memory was 77.7MB in the beginning and 76.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:29:22,621 INFO L158 Benchmark]: Boogie Preprocessor took 65.45ms. Allocated memory is still 109.1MB. Free memory was 76.1MB in the beginning and 74.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:29:22,622 INFO L158 Benchmark]: RCFGBuilder took 540.58ms. Allocated memory is still 109.1MB. Free memory was 74.4MB in the beginning and 61.0MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-02 20:29:22,622 INFO L158 Benchmark]: BuchiAutomizer took 14506.92ms. Allocated memory was 109.1MB in the beginning and 140.5MB in the end (delta: 31.5MB). Free memory was 61.0MB in the beginning and 42.0MB in the end (delta: 19.0MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2022-11-02 20:29:22,622 INFO L158 Benchmark]: Witness Printer took 4.52ms. Allocated memory is still 140.5MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:29:22,624 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 79.7MB. Free memory was 50.2MB in the beginning and 50.2MB in the end (delta: 30.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 715.50ms. Allocated memory is still 109.1MB. Free memory was 72.8MB in the beginning and 78.2MB in the end (delta: -5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.22ms. Allocated memory is still 109.1MB. Free memory was 77.7MB in the beginning and 76.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.45ms. Allocated memory is still 109.1MB. Free memory was 76.1MB in the beginning and 74.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 540.58ms. Allocated memory is still 109.1MB. Free memory was 74.4MB in the beginning and 61.0MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 14506.92ms. Allocated memory was 109.1MB in the beginning and 140.5MB in the end (delta: 31.5MB). Free memory was 61.0MB in the beginning and 42.0MB in the end (delta: 19.0MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 4.52ms. Allocated memory is still 140.5MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (3 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function length1 + -1 * i and consists of 5 locations. One deterministic module has affine ranking function length2 + -1 * i and consists of 4 locations. One deterministic module has affine ranking function -1 * s2 + unknown-#length-unknown[__builtin_alloca (length1 * sizeof(char))] and consists of 6 locations. 3 modules have a trivial ranking function, the largest among these consists of 10 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 14.4s and 7 iterations. TraceHistogramMax:1. Analysis of lassos took 13.0s. Construction of modules took 0.1s. Büchi inclusion checks took 0.9s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 163 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 161 mSDsluCounter, 327 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 213 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 139 IncrementalHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 114 mSDtfsCounter, 139 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital209 mio100 ax110 hnf100 lsp82 ukn77 mio100 lsp48 div173 bol100 ite100 ukn100 eq161 hnf92 smp72 dnf100 smp100 tf100 neg99 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 42ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-02 20:29:22,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-02 20:29:22,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b8fe46b-cee3-4aa4-a6cf-69eb96d53d97/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE