./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt --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 2187ad12904216f135de1d4e0a00e45b56b4da69 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:12:52,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:12:52,865 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:12:52,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:12:52,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:12:52,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:12:52,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:12:52,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:12:52,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:12:52,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:12:52,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:12:52,960 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:12:52,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:12:52,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:12:52,966 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:12:52,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:12:52,977 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:12:52,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:12:52,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:12:52,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:12:52,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:12:52,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:12:52,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:12:52,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:12:53,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:12:53,006 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:12:53,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:12:53,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:12:53,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:12:53,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:12:53,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:12:53,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:12:53,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:12:53,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:12:53,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:12:53,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:12:53,017 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:12:53,017 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:12:53,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:12:53,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:12:53,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:12:53,021 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-13 00:12:53,054 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:12:53,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:12:53,055 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:12:53,055 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:12:53,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:12:53,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:12:53,057 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:12:53,058 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 00:12:53,058 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 00:12:53,058 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 00:12:53,059 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 00:12:53,059 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 00:12:53,059 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 00:12:53,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:12:53,060 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:12:53,060 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:12:53,061 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:12:53,061 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:12:53,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:12:53,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 00:12:53,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 00:12:53,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 00:12:53,062 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:12:53,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:12:53,063 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 00:12:53,063 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:12:53,063 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 00:12:53,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:12:53,064 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:12:53,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:12:53,065 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:12:53,065 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:12:53,066 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 00:12:53,067 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_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2187ad12904216f135de1d4e0a00e45b56b4da69 [2021-10-13 00:12:53,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:12:53,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:12:53,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:12:53,467 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:12:53,468 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:12:53,469 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i [2021-10-13 00:12:53,557 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/data/7bbc5d126/d4492f5903834e57ab5d6ce4da342f98/FLAGa194a8e28 [2021-10-13 00:12:54,099 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:12:54,100 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i [2021-10-13 00:12:54,108 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/data/7bbc5d126/d4492f5903834e57ab5d6ce4da342f98/FLAGa194a8e28 [2021-10-13 00:12:54,436 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/data/7bbc5d126/d4492f5903834e57ab5d6ce4da342f98 [2021-10-13 00:12:54,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:12:54,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:12:54,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:12:54,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:12:54,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:12:54,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:12:54" (1/1) ... [2021-10-13 00:12:54,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79e75a04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:12:54, skipping insertion in model container [2021-10-13 00:12:54,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:12:54" (1/1) ... [2021-10-13 00:12:54,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:12:54,496 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:12:54,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:12:54,723 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:12:54,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:12:54,770 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:12:54,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:12:54 WrapperNode [2021-10-13 00:12:54,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:12:54,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:12:54,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:12:54,774 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:12:54,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:12:54" (1/1) ... [2021-10-13 00:12:54,817 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:12:54" (1/1) ... [2021-10-13 00:12:54,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:12:54,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:12:54,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:12:54,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:12:54,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:12:54" (1/1) ... [2021-10-13 00:12:54,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:12:54" (1/1) ... [2021-10-13 00:12:54,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:12:54" (1/1) ... [2021-10-13 00:12:54,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:12:54" (1/1) ... [2021-10-13 00:12:54,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:12:54" (1/1) ... [2021-10-13 00:12:54,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:12:54" (1/1) ... [2021-10-13 00:12:54,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:12:54" (1/1) ... [2021-10-13 00:12:54,939 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:12:54,940 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:12:54,941 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:12:54,941 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:12:54,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:12:54" (1/1) ... [2021-10-13 00:12:54,957 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:54,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:54,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:55,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 00:12:55,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-10-13 00:12:55,055 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-10-13 00:12:55,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:12:55,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-13 00:12:55,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:12:55,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 00:12:55,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-10-13 00:12:55,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:12:55,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:12:55,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 00:12:55,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:12:55,349 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-13 00:12:55,384 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:12:55,396 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 00:12:55,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:12:55 BoogieIcfgContainer [2021-10-13 00:12:55,399 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:12:55,401 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 00:12:55,401 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 00:12:55,405 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 00:12:55,421 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:12:55,421 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 12:12:54" (1/3) ... [2021-10-13 00:12:55,423 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7b03649d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:12:55, skipping insertion in model container [2021-10-13 00:12:55,423 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:12:55,423 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:12:54" (2/3) ... [2021-10-13 00:12:55,424 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7b03649d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:12:55, skipping insertion in model container [2021-10-13 00:12:55,424 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:12:55,424 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:12:55" (3/3) ... [2021-10-13 00:12:55,426 INFO L389 chiAutomizerObserver]: Analyzing ICFG test-bitfields-3-1.i [2021-10-13 00:12:55,479 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 00:12:55,480 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 00:12:55,480 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 00:12:55,480 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 00:12:55,480 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 00:12:55,480 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 00:12:55,481 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 00:12:55,481 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 00:12:55,500 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 33 states, 30 states have (on average 1.4) internal successors, (42), 30 states have internal predecessors, (42), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-13 00:12:55,527 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2021-10-13 00:12:55,527 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:12:55,528 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:12:55,535 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-13 00:12:55,535 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-13 00:12:55,535 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-13 00:12:55,536 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 33 states, 30 states have (on average 1.4) internal successors, (42), 30 states have internal predecessors, (42), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-13 00:12:55,543 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2021-10-13 00:12:55,543 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:12:55,543 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:12:55,544 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-13 00:12:55,544 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-13 00:12:55,553 INFO L791 eck$LassoCheckResult]: Stem: 21#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#d~0.base, ~#d~0.offset := #Ultimate.allocOnStack(10);call write~init~int(0, ~#d~0.base, ~#d~0.offset, 1);call write~init~int(3, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 3 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 4 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 5 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 6 + ~#d~0.offset, 4); 12#L-1true havoc main_#res;havoc main_#t~malloc0.base, main_#t~malloc0.offset, main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset, main_#t~mem2, main_#t~mem3, main_#t~mem4, main_#t~mem5, main_#t~mem6, main_#t~mem7, main_#t~mem8, main_#t~mem9, main_#t~mem10, main_#t~mem11, main_~p~0.base, main_~p~0.offset;havoc main_~p~0.base, main_~p~0.offset;call main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.allocOnHeap(10);main_~p~0.base, main_~p~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset;havoc main_#t~malloc0.base, main_#t~malloc0.offset; 28#L41true call main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset := #Ultimate.C_memcpy(main_~p~0.base, main_~p~0.offset, ~#d~0.base, ~#d~0.offset, 10);< 11##Ultimate.C_memcpyENTRYtrue assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 8#$Ultimate##0true #t~loopctr13 := 0; 22#L-1-1true [2021-10-13 00:12:55,568 INFO L793 eck$LassoCheckResult]: Loop: 22#L-1-1true assume #t~loopctr13 < size;call #t~mem14 := read~unchecked~int(src.base, src.offset + #t~loopctr13, 1);call write~unchecked~int(#t~mem14, dest.base, dest.offset + #t~loopctr13, 1);call #t~mem15 := read~unchecked~int(src.base, src.offset + #t~loopctr13, 4);call write~unchecked~int(#t~mem15, dest.base, dest.offset + #t~loopctr13, 4);#t~loopctr13 := 1 + #t~loopctr13; 22#L-1-1true [2021-10-13 00:12:55,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:12:55,576 INFO L82 PathProgramCache]: Analyzing trace with hash 28780603, now seen corresponding path program 1 times [2021-10-13 00:12:55,600 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:12:55,601 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571094312] [2021-10-13 00:12:55,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:12:55,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:12:55,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:12:55,789 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:12:55,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:12:55,837 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:12:55,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:12:55,841 INFO L82 PathProgramCache]: Analyzing trace with hash 114, now seen corresponding path program 1 times [2021-10-13 00:12:55,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:12:55,842 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843059644] [2021-10-13 00:12:55,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:12:55,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:12:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:12:55,852 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:12:55,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:12:55,863 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:12:55,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:12:55,865 INFO L82 PathProgramCache]: Analyzing trace with hash 892198776, now seen corresponding path program 1 times [2021-10-13 00:12:55,866 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:12:55,866 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004861867] [2021-10-13 00:12:55,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:12:55,867 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:12:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:12:55,896 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:12:55,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:12:55,930 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:12:57,440 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:12:57,441 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:12:57,442 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:12:57,443 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:12:57,444 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:12:57,444 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:57,445 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:12:57,445 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:12:57,446 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-3-1.i_Iteration1_Lasso [2021-10-13 00:12:57,446 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:12:57,446 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:12:57,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:57,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:57,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:57,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:57,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:57,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:57,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:57,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:57,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:57,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:57,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:57,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:57,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:58,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:58,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:58,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:58,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:58,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:58,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:58,118 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:58,122 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:58,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:58,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:58,130 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:58,134 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:58,137 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:58,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:12:58,594 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:12:58,600 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:12:58,602 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:58,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:58,604 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:58,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-13 00:12:58,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:12:58,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:58,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:12:58,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:58,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:58,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:58,619 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:12:58,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:12:58,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:58,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:12:58,670 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:58,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:58,675 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:58,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-13 00:12:58,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:12:58,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:58,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:12:58,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:58,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:58,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:58,687 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:12:58,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:12:58,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:58,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-13 00:12:58,751 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:58,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:58,753 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:58,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:12:58,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:58,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:12:58,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:58,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:58,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:58,777 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:12:58,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:12:58,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-13 00:12:58,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:58,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-13 00:12:58,823 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:58,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:58,825 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:58,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-13 00:12:58,830 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 [2021-10-13 00:12:58,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:58,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:12:58,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:58,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:58,841 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:58,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:12:58,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:12:58,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:58,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-13 00:12:58,881 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:58,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:58,883 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:58,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-13 00:12:58,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:12:58,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:58,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:58,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:58,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:58,912 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:12:58,912 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:12:58,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:58,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-10-13 00:12:58,939 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:58,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:58,940 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:58,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-13 00:12:58,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:12:58,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:58,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:12:58,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:58,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:58,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:58,955 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:12:58,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:12:58,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:58,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-13 00:12:58,986 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:58,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:58,987 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:59,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-13 00:12:59,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:12:59,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:59,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:12:59,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:59,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:59,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:59,015 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:12:59,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:12:59,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:59,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-13 00:12:59,047 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:59,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:59,048 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:59,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-13 00:12:59,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:12:59,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:59,060 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:12:59,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:59,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:59,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:59,061 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:12:59,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:12:59,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:59,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-13 00:12:59,087 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:59,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:59,088 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:59,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:12:59,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-13 00:12:59,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:59,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:12:59,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:59,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:59,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:59,103 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:12:59,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:12:59,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:59,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-13 00:12:59,138 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:59,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:59,144 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:59,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-13 00:12:59,149 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 [2021-10-13 00:12:59,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:59,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:12:59,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:59,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:59,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:59,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:12:59,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:12:59,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:59,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-13 00:12:59,192 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:59,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:59,193 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:59,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-13 00:12:59,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:12:59,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:59,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:59,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:59,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:59,211 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:12:59,211 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:12:59,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:59,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-13 00:12:59,273 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:59,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:59,274 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:59,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-13 00:12:59,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:12:59,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:59,288 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-10-13 00:12:59,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:59,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:59,294 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-13 00:12:59,295 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:12:59,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:59,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-13 00:12:59,335 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:59,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:59,336 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:59,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-13 00:12:59,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:12:59,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:59,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:59,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:59,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:59,352 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:12:59,352 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:12:59,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:59,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-10-13 00:12:59,402 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:59,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:59,403 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:59,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-13 00:12:59,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:12:59,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:59,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:59,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:59,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:59,419 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:12:59,419 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:12:59,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:59,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-13 00:12:59,483 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:59,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:59,484 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:59,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-13 00:12:59,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:12:59,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:59,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:59,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:59,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:59,514 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:12:59,514 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:12:59,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:59,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-13 00:12:59,561 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:59,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:59,562 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:59,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-13 00:12:59,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:12:59,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:59,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:59,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:59,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:59,575 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:12:59,575 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:12:59,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:59,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-13 00:12:59,628 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:59,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:59,640 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:59,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:12:59,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:59,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:59,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:59,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:59,675 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:12:59,676 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:12:59,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-13 00:12:59,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:59,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-13 00:12:59,738 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:59,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:59,741 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:59,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-13 00:12:59,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:12:59,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:59,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:59,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:59,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:59,762 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:12:59,763 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:12:59,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:12:59,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-13 00:12:59,826 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:59,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:59,828 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:59,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:12:59,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:12:59,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:12:59,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:12:59,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:12:59,863 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:12:59,863 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:12:59,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-13 00:12:59,884 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-13 00:12:59,969 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2021-10-13 00:12:59,969 INFO L444 ModelExtractionUtils]: 3 out of 19 variables were initially zero. Simplification set additionally 13 variables to zero. [2021-10-13 00:12:59,971 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:12:59,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:12:59,973 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:12:59,978 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-13 00:12:59,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-13 00:13:00,010 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-13 00:13:00,010 INFO L513 LassoAnalysis]: Proved termination. [2021-10-13 00:13:00,011 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(#Ultimate.C_memcpy_#t~loopctr13, #Ultimate.C_memcpy_size) = -1*#Ultimate.C_memcpy_#t~loopctr13 + 1*#Ultimate.C_memcpy_size Supporting invariants [] [2021-10-13 00:13:00,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-13 00:13:00,151 INFO L297 tatePredicateManager]: 27 out of 27 supporting invariants were superfluous and have been removed [2021-10-13 00:13:00,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:13:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:13:00,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 00:13:00,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:13:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:13:00,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 00:13:00,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:13:00,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:13:00,310 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-10-13 00:13:00,312 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 33 states, 30 states have (on average 1.4) internal successors, (42), 30 states have internal predecessors, (42), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:13:00,381 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 33 states, 30 states have (on average 1.4) internal successors, (42), 30 states have internal predecessors, (42), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1). Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 38 states and 53 transitions. Complement of second has 6 states. [2021-10-13 00:13:00,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-13 00:13:00,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:13:00,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2021-10-13 00:13:00,389 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 1 letters. [2021-10-13 00:13:00,390 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:13:00,390 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 6 letters. Loop has 1 letters. [2021-10-13 00:13:00,390 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:13:00,391 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 2 letters. [2021-10-13 00:13:00,391 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:13:00,392 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 53 transitions. [2021-10-13 00:13:00,395 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-13 00:13:00,400 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 9 states and 11 transitions. [2021-10-13 00:13:00,401 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2021-10-13 00:13:00,401 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2021-10-13 00:13:00,402 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2021-10-13 00:13:00,402 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:13:00,402 INFO L681 BuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2021-10-13 00:13:00,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2021-10-13 00:13:00,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2021-10-13 00:13:00,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:13:00,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2021-10-13 00:13:00,427 INFO L704 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2021-10-13 00:13:00,427 INFO L587 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2021-10-13 00:13:00,427 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-13 00:13:00,427 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 10 transitions. [2021-10-13 00:13:00,428 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-13 00:13:00,428 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:13:00,428 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:13:00,429 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-13 00:13:00,429 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-13 00:13:00,429 INFO L791 eck$LassoCheckResult]: Stem: 226#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#d~0.base, ~#d~0.offset := #Ultimate.allocOnStack(10);call write~init~int(0, ~#d~0.base, ~#d~0.offset, 1);call write~init~int(3, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 3 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 4 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 5 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 6 + ~#d~0.offset, 4); 227#L-1 havoc main_#res;havoc main_#t~malloc0.base, main_#t~malloc0.offset, main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset, main_#t~mem2, main_#t~mem3, main_#t~mem4, main_#t~mem5, main_#t~mem6, main_#t~mem7, main_#t~mem8, main_#t~mem9, main_#t~mem10, main_#t~mem11, main_~p~0.base, main_~p~0.offset;havoc main_~p~0.base, main_~p~0.offset;call main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.allocOnHeap(10);main_~p~0.base, main_~p~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset;havoc main_#t~malloc0.base, main_#t~malloc0.offset; 221#L41 call main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset := #Ultimate.C_memcpy(main_~p~0.base, main_~p~0.offset, ~#d~0.base, ~#d~0.offset, 10);< 222##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 228#$Ultimate##0 #t~loopctr13 := 0; 223#L-1-1 assume !(#t~loopctr13 < size);#t~loopctr16 := 0; 225#L-1-3 [2021-10-13 00:13:00,430 INFO L793 eck$LassoCheckResult]: Loop: 225#L-1-3 assume #t~loopctr16 < size;#t~loopctr16 := 4 + #t~loopctr16; 225#L-1-3 [2021-10-13 00:13:00,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:13:00,430 INFO L82 PathProgramCache]: Analyzing trace with hash 892198778, now seen corresponding path program 1 times [2021-10-13 00:13:00,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:13:00,431 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404104540] [2021-10-13 00:13:00,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:13:00,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:13:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:13:00,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:13:00,519 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:13:00,519 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404104540] [2021-10-13 00:13:00,520 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404104540] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:13:00,520 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:13:00,520 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:13:00,521 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148937219] [2021-10-13 00:13:00,524 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-13 00:13:00,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:13:00,525 INFO L82 PathProgramCache]: Analyzing trace with hash 120, now seen corresponding path program 1 times [2021-10-13 00:13:00,525 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:13:00,525 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787778954] [2021-10-13 00:13:00,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:13:00,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:13:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:13:00,536 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:13:00,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:13:00,540 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:13:00,560 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:13:00,560 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:13:00,561 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:13:00,561 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:13:00,566 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-13 00:13:00,566 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:13:00,566 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:13:00,566 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:13:00,567 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-3-1.i_Iteration2_Loop [2021-10-13 00:13:00,567 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:13:00,567 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:13:00,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:13:00,594 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:13:00,595 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-13 00:13:00,597 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:13:00,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:13:00,603 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:13:00,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-13 00:13:00,625 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:13:00,625 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:13:00,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-13 00:13:00,682 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:13:00,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:13:00,683 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:13:00,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-13 00:13:00,685 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-13 00:13:00,686 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:13:00,857 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-13 00:13:00,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-13 00:13:00,860 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:13:00,860 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:13:00,860 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:13:00,860 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:13:00,860 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:13:00,860 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:13:00,860 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:13:00,861 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:13:00,861 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-bitfields-3-1.i_Iteration2_Loop [2021-10-13 00:13:00,861 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:13:00,861 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:13:00,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:13:00,902 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:13:00,903 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:13:00,903 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:13:00,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:13:00,904 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:13:00,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:13:00,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-13 00:13:00,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:13:00,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:13:00,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:13:00,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:13:00,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:13:00,923 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:13:00,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:13:00,926 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-13 00:13:00,932 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-10-13 00:13:00,932 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-10-13 00:13:00,932 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:13:00,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:13:00,935 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:13:00,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-13 00:13:00,936 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-13 00:13:00,936 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-13 00:13:00,936 INFO L513 LassoAnalysis]: Proved termination. [2021-10-13 00:13:00,936 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(#Ultimate.C_memcpy_#t~loopctr16, #Ultimate.C_memcpy_size) = -1*#Ultimate.C_memcpy_#t~loopctr16 + 1*#Ultimate.C_memcpy_size Supporting invariants [] [2021-10-13 00:13:00,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-10-13 00:13:00,961 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-13 00:13:00,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:13:01,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:13:01,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 00:13:01,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:13:01,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:13:01,064 WARN L261 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 00:13:01,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:13:01,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:13:01,067 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-10-13 00:13:01,068 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 4 Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:13:01,077 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 4. Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 9 states and 11 transitions. Complement of second has 3 states. [2021-10-13 00:13:01,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-10-13 00:13:01,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:13:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 8 transitions. [2021-10-13 00:13:01,080 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 1 letters. [2021-10-13 00:13:01,080 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:13:01,080 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 7 letters. Loop has 1 letters. [2021-10-13 00:13:01,081 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:13:01,081 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 2 letters. [2021-10-13 00:13:01,081 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:13:01,081 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 11 transitions. [2021-10-13 00:13:01,085 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:13:01,085 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2021-10-13 00:13:01,086 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-13 00:13:01,086 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-13 00:13:01,086 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-13 00:13:01,086 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:13:01,087 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:13:01,087 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:13:01,087 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:13:01,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:13:01,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:13:01,092 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:13:01,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:13:01,096 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-13 00:13:01,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 00:13:01,096 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-13 00:13:01,096 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:13:01,096 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:13:01,097 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-13 00:13:01,097 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-13 00:13:01,097 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-13 00:13:01,097 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:13:01,097 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:13:01,097 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:13:01,098 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:13:01,098 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-13 00:13:01,098 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:13:01,098 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:13:01,098 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-13 00:13:01,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 12:13:01 BoogieIcfgContainer [2021-10-13 00:13:01,105 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 00:13:01,106 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:13:01,106 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:13:01,106 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:13:01,107 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:12:55" (3/4) ... [2021-10-13 00:13:01,110 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:13:01,110 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:13:01,112 INFO L168 Benchmark]: Toolchain (without parser) took 6669.71 ms. Allocated memory was 104.9 MB in the beginning and 140.5 MB in the end (delta: 35.7 MB). Free memory was 65.2 MB in the beginning and 47.4 MB in the end (delta: 17.8 MB). Peak memory consumption was 54.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:13:01,119 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 104.9 MB. Free memory was 82.3 MB in the beginning and 82.2 MB in the end (delta: 67.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:13:01,120 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.39 ms. Allocated memory is still 104.9 MB. Free memory was 65.0 MB in the beginning and 80.5 MB in the end (delta: -15.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:13:01,121 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.65 ms. Allocated memory is still 104.9 MB. Free memory was 80.5 MB in the beginning and 78.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:13:01,121 INFO L168 Benchmark]: Boogie Preprocessor took 68.78 ms. Allocated memory is still 104.9 MB. Free memory was 78.8 MB in the beginning and 77.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:13:01,122 INFO L168 Benchmark]: RCFGBuilder took 459.27 ms. Allocated memory is still 104.9 MB. Free memory was 77.4 MB in the beginning and 65.2 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:13:01,124 INFO L168 Benchmark]: BuchiAutomizer took 5704.42 ms. Allocated memory was 104.9 MB in the beginning and 140.5 MB in the end (delta: 35.7 MB). Free memory was 65.2 MB in the beginning and 47.4 MB in the end (delta: 17.8 MB). Peak memory consumption was 55.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:13:01,127 INFO L168 Benchmark]: Witness Printer took 4.53 ms. Allocated memory is still 140.5 MB. Free memory is still 47.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:13:01,133 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 104.9 MB. Free memory was 82.3 MB in the beginning and 82.2 MB in the end (delta: 67.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 328.39 ms. Allocated memory is still 104.9 MB. Free memory was 65.0 MB in the beginning and 80.5 MB in the end (delta: -15.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 96.65 ms. Allocated memory is still 104.9 MB. Free memory was 80.5 MB in the beginning and 78.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 68.78 ms. Allocated memory is still 104.9 MB. Free memory was 78.8 MB in the beginning and 77.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 459.27 ms. Allocated memory is still 104.9 MB. Free memory was 77.4 MB in the beginning and 65.2 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 5704.42 ms. Allocated memory was 104.9 MB in the beginning and 140.5 MB in the end (delta: 35.7 MB). Free memory was 65.2 MB in the beginning and 47.4 MB in the end (delta: 17.8 MB). Peak memory consumption was 55.1 MB. Max. memory is 16.1 GB. * Witness Printer took 4.53 ms. Allocated memory is still 140.5 MB. Free memory is still 47.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-size-unknown + -1 * aux-#t~loopctr13-aux and consists of 3 locations. One deterministic module has affine ranking function -1 * aux-#t~loopctr16-aux + unknown-size-unknown and consists of 2 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.6s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 5.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 10.8ms AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 8 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 13 SDtfs, 14 SDslu, 1 SDs, 0 SdLazy, 11 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.8ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso1 LassoPreprocessingBenchmarks: Lassos: inital71 mio100 ax100 hnf100 lsp98 ukn88 mio100 lsp75 div100 bol100 ite100 ukn100 eq175 hnf92 smp100 dnf100 smp100 tf108 neg100 sie108 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 39ms VariablesStem: 4 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-13 00:13:01,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-13 00:13:01,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-13 00:13:01,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049389e7-c48b-4172-a0af-9a291562f6a2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...