./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-dietlibc/strdup.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/strdup.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f841d4506b3d54a4be8e374f288503808db05c122988e690b43155c57f381496 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 17:15:01,819 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:15:01,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:15:01,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:15:01,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:15:01,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:15:01,868 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:15:01,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:15:01,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:15:01,872 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:15:01,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:15:01,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:15:01,879 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:15:01,885 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:15:01,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:15:01,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:15:01,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:15:01,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:15:01,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:15:01,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:15:01,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:15:01,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:15:01,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:15:01,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:15:01,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:15:01,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:15:01,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:15:01,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:15:01,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:15:01,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:15:01,925 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:15:01,926 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:15:01,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:15:01,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:15:01,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:15:01,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:15:01,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:15:01,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:15:01,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:15:01,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:15:01,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:15:01,943 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-25 17:15:01,991 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:15:01,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:15:01,992 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:15:02,008 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:15:02,010 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:15:02,010 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:15:02,010 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:15:02,011 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-25 17:15:02,011 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-25 17:15:02,011 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-25 17:15:02,012 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-25 17:15:02,013 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-25 17:15:02,013 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-25 17:15:02,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:15:02,013 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:15:02,014 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:15:02,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:15:02,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-25 17:15:02,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-25 17:15:02,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-25 17:15:02,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:15:02,015 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-25 17:15:02,015 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:15:02,016 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-25 17:15:02,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:15:02,016 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:15:02,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:15:02,017 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:15:02,018 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-25 17:15:02,019 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_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f841d4506b3d54a4be8e374f288503808db05c122988e690b43155c57f381496 [2022-11-25 17:15:02,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:15:02,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:15:02,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:15:02,396 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:15:02,397 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:15:02,398 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/termination-dietlibc/strdup.i [2022-11-25 17:15:05,596 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:15:05,926 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:15:05,929 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/sv-benchmarks/c/termination-dietlibc/strdup.i [2022-11-25 17:15:05,942 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/data/8729c1a86/267408ce96224467b063d7e9b3dbb3f7/FLAG9dcee7510 [2022-11-25 17:15:05,956 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/data/8729c1a86/267408ce96224467b063d7e9b3dbb3f7 [2022-11-25 17:15:05,958 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:15:05,960 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:15:05,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:15:05,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:15:05,967 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:15:05,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:15:05" (1/1) ... [2022-11-25 17:15:05,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16cbea5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:05, skipping insertion in model container [2022-11-25 17:15:05,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:15:05" (1/1) ... [2022-11-25 17:15:05,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:15:06,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:15:06,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:15:06,299 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:15:06,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:15:06,373 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:15:06,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:06 WrapperNode [2022-11-25 17:15:06,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:15:06,377 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:15:06,378 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:15:06,378 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:15:06,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:06" (1/1) ... [2022-11-25 17:15:06,422 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:06" (1/1) ... [2022-11-25 17:15:06,453 INFO L138 Inliner]: procedures = 116, calls = 13, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 83 [2022-11-25 17:15:06,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:15:06,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:15:06,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:15:06,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:15:06,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:06" (1/1) ... [2022-11-25 17:15:06,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:06" (1/1) ... [2022-11-25 17:15:06,471 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:06" (1/1) ... [2022-11-25 17:15:06,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:06" (1/1) ... [2022-11-25 17:15:06,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:06" (1/1) ... [2022-11-25 17:15:06,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:06" (1/1) ... [2022-11-25 17:15:06,491 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:06" (1/1) ... [2022-11-25 17:15:06,492 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:06" (1/1) ... [2022-11-25 17:15:06,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:15:06,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:15:06,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:15:06,497 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:15:06,499 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:06" (1/1) ... [2022-11-25 17:15:06,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:06,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:06,536 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:06,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-25 17:15:06,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 17:15:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 17:15:06,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 17:15:06,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 17:15:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 17:15:06,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:15:06,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:15:06,699 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:15:06,701 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:15:06,968 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:15:06,974 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:15:06,974 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-25 17:15:06,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:15:06 BoogieIcfgContainer [2022-11-25 17:15:06,976 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 17:15:06,977 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-25 17:15:06,977 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-25 17:15:06,982 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-25 17:15:06,983 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 17:15:06,983 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 05:15:05" (1/3) ... [2022-11-25 17:15:06,984 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@70b9722a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 05:15:06, skipping insertion in model container [2022-11-25 17:15:06,984 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 17:15:06,984 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:06" (2/3) ... [2022-11-25 17:15:06,984 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@70b9722a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 05:15:06, skipping insertion in model container [2022-11-25 17:15:06,985 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 17:15:06,985 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:15:06" (3/3) ... [2022-11-25 17:15:06,986 INFO L332 chiAutomizerObserver]: Analyzing ICFG strdup.i [2022-11-25 17:15:07,044 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-25 17:15:07,044 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-25 17:15:07,045 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-25 17:15:07,045 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-25 17:15:07,045 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-25 17:15:07,045 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-25 17:15:07,045 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-25 17:15:07,046 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-25 17:15:07,050 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:15:07,071 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-25 17:15:07,071 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:15:07,072 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:15:07,077 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-25 17:15:07,077 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-25 17:15:07,078 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-25 17:15:07,078 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:15:07,082 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-25 17:15:07,082 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:15:07,082 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:15:07,083 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-25 17:15:07,083 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-25 17:15:07,089 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 4#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 10#L528true assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);assume { :begin_inline_strdup } true;strdup_#in~s#1.base, strdup_#in~s#1.offset := main_~in~0#1.base, main_~in~0#1.offset;havoc strdup_#res#1.base, strdup_#res#1.offset;havoc strdup_#t~ret9#1, strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset, strdup_#t~ret11#1.base, strdup_#t~ret11#1.offset, strdup_~s#1.base, strdup_~s#1.offset, strdup_~l~0#1, strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset;strdup_~s#1.base, strdup_~s#1.offset := strdup_#in~s#1.base, strdup_#in~s#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strdup_~s#1.base, strdup_~s#1.offset;havoc strlen_#res#1;havoc strlen_#t~pre7#1, strlen_#t~pre6#1.base, strlen_#t~pre6#1.offset, strlen_#t~mem8#1, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1; 16#L516true assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0; 13#L517-4true [2022-11-25 17:15:07,090 INFO L750 eck$LassoCheckResult]: Loop: 13#L517-4true call strlen_#t~mem8#1 := read~int(strlen_~s#1.base, strlen_~s#1.offset, 1); 6#L517-1true assume !!(0 != strlen_#t~mem8#1);havoc strlen_#t~mem8#1;strlen_#t~pre7#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;havoc strlen_#t~pre7#1; 14#L517-3true strlen_#t~pre6#1.base, strlen_#t~pre6#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre6#1.base, strlen_#t~pre6#1.offset; 13#L517-4true [2022-11-25 17:15:07,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:15:07,095 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2022-11-25 17:15:07,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:15:07,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118542450] [2022-11-25 17:15:07,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:15:07,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:15:07,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:15:07,229 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:15:07,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:15:07,279 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:15:07,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:15:07,283 INFO L85 PathProgramCache]: Analyzing trace with hash 45841, now seen corresponding path program 1 times [2022-11-25 17:15:07,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:15:07,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504867542] [2022-11-25 17:15:07,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:15:07,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:15:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:15:07,293 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:15:07,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:15:07,302 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:15:07,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:15:07,304 INFO L85 PathProgramCache]: Analyzing trace with hash 1806906826, now seen corresponding path program 1 times [2022-11-25 17:15:07,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:15:07,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541795995] [2022-11-25 17:15:07,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:15:07,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:15:07,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:15:07,338 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:15:07,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:15:07,368 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:15:07,973 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:15:07,974 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:15:07,974 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:15:07,975 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:15:07,975 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:15:07,975 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:07,975 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:15:07,975 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:15:07,976 INFO L133 ssoRankerPreferences]: Filename of dumped script: strdup.i_Iteration1_Lasso [2022-11-25 17:15:07,976 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:15:07,976 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:15:08,006 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,021 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,027 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,033 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,037 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,042 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,045 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,049 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,052 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,055 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,059 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,064 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,071 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,074 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,078 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,453 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,456 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,459 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,462 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,465 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,471 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,474 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:08,477 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:09,020 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:15:09,025 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:15:09,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,031 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:09,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:15:09,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:09,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-25 17:15:09,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,085 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-25 17:15:09,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:09,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,111 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:15:09,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:09,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,137 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-25 17:15:09,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,168 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:15:09,169 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:15:09,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,196 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-25 17:15:09,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:09,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,215 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:15:09,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:09,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,230 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-25 17:15:09,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:09,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:15:09,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:09,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,270 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:09,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:15:09,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:09,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-25 17:15:09,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,313 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:09,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,330 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:15:09,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:09,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-25 17:15:09,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,352 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-25 17:15:09,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:09,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,407 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:15:09,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:09,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,425 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-25 17:15:09,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:09,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,444 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:15:09,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:09,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,464 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-25 17:15:09,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:09,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,497 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:15:09,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:09,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,520 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-25 17:15:09,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,550 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:15:09,550 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:15:09,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,572 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-25 17:15:09,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:09,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,595 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:15:09,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:09,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,617 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-25 17:15:09,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:09,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,634 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:15:09,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:09,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,648 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-25 17:15:09,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:09,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,671 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:15:09,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:09,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,683 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-25 17:15:09,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:09,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,701 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 17:15:09,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,702 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:15:09,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:09,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,724 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-25 17:15:09,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,750 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:15:09,750 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:15:09,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,777 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-25 17:15:09,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,811 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:15:09,811 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:15:09,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,846 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-25 17:15:09,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,869 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:15:09,869 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:15:09,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,893 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:09,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-25 17:15:09,925 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:15:09,925 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:15:09,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:09,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:09,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:09,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:09,960 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:09,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:09,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-25 17:15:09,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:09,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:09,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:09,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:10,000 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:15:10,000 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:15:10,022 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 17:15:10,090 INFO L443 ModelExtractionUtils]: Simplification made 19 calls to the SMT solver. [2022-11-25 17:15:10,090 INFO L444 ModelExtractionUtils]: 8 out of 34 variables were initially zero. Simplification set additionally 23 variables to zero. [2022-11-25 17:15:10,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:10,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:10,127 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:10,183 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 17:15:10,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-25 17:15:10,220 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-25 17:15:10,220 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 17:15:10,221 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strlen_~s#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_1) = -1*ULTIMATE.start_strlen_~s#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_1 Supporting invariants [] [2022-11-25 17:15:10,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:10,246 INFO L156 tatePredicateManager]: 3 out of 5 supporting invariants were superfluous and have been removed [2022-11-25 17:15:10,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:15:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:15:10,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-25 17:15:10,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:15:10,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:15:10,392 WARN L261 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-25 17:15:10,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:15:10,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:15:10,491 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-11-25 17:15:10,493 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:15:10,604 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 45 states and 57 transitions. Complement of second has 7 states. [2022-11-25 17:15:10,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-25 17:15:10,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:15:10,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 37 transitions. [2022-11-25 17:15:10,614 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 4 letters. Loop has 3 letters. [2022-11-25 17:15:10,615 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:15:10,615 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 7 letters. Loop has 3 letters. [2022-11-25 17:15:10,615 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:15:10,615 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 4 letters. Loop has 6 letters. [2022-11-25 17:15:10,616 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:15:10,616 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 57 transitions. [2022-11-25 17:15:10,619 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-25 17:15:10,622 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 18 states and 21 transitions. [2022-11-25 17:15:10,624 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-11-25 17:15:10,624 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-11-25 17:15:10,624 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 21 transitions. [2022-11-25 17:15:10,625 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 17:15:10,625 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2022-11-25 17:15:10,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 21 transitions. [2022-11-25 17:15:10,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 14. [2022-11-25 17:15:10,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:15:10,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 17 transitions. [2022-11-25 17:15:10,654 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-11-25 17:15:10,654 INFO L428 stractBuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-11-25 17:15:10,654 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-25 17:15:10,655 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 17 transitions. [2022-11-25 17:15:10,655 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-25 17:15:10,655 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:15:10,656 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:15:10,656 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-25 17:15:10,656 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-25 17:15:10,656 INFO L748 eck$LassoCheckResult]: Stem: 137#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 138#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 135#L528 assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);assume { :begin_inline_strdup } true;strdup_#in~s#1.base, strdup_#in~s#1.offset := main_~in~0#1.base, main_~in~0#1.offset;havoc strdup_#res#1.base, strdup_#res#1.offset;havoc strdup_#t~ret9#1, strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset, strdup_#t~ret11#1.base, strdup_#t~ret11#1.offset, strdup_~s#1.base, strdup_~s#1.offset, strdup_~l~0#1, strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset;strdup_~s#1.base, strdup_~s#1.offset := strdup_#in~s#1.base, strdup_#in~s#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strdup_~s#1.base, strdup_~s#1.offset;havoc strlen_#res#1;havoc strlen_#t~pre7#1, strlen_#t~pre6#1.base, strlen_#t~pre6#1.offset, strlen_#t~mem8#1, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1; 136#L516 assume strlen_~s#1.base == 0 && strlen_~s#1.offset == 0;strlen_#res#1 := 0; 147#L518 strdup_#t~ret9#1 := strlen_#res#1;assume { :end_inline_strlen } true;strdup_~l~0#1 := 1 + strdup_#t~ret9#1;havoc strdup_#t~ret9#1;call strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset := #Ultimate.allocOnHeap(strdup_~l~0#1 % 18446744073709551616);strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset := strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset;havoc strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset; 139#L523 assume !(strdup_~tmp~0#1.base == 0 && strdup_~tmp~0#1.offset == 0);assume { :begin_inline_memcpy } true;memcpy_#in~dst#1.base, memcpy_#in~dst#1.offset, memcpy_#in~src#1.base, memcpy_#in~src#1.offset, memcpy_#in~n#1 := strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset, strdup_~s#1.base, strdup_~s#1.offset, strdup_~l~0#1;havoc memcpy_#res#1.base, memcpy_#res#1.offset;havoc memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset, memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset, memcpy_#t~mem5#1, memcpy_#t~post2#1, memcpy_~dst#1.base, memcpy_~dst#1.offset, memcpy_~src#1.base, memcpy_~src#1.offset, memcpy_~n#1, memcpy_~res~0#1.base, memcpy_~res~0#1.offset, memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset, memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~dst#1.base, memcpy_~dst#1.offset := memcpy_#in~dst#1.base, memcpy_#in~dst#1.offset;memcpy_~src#1.base, memcpy_~src#1.offset := memcpy_#in~src#1.base, memcpy_#in~src#1.offset;memcpy_~n#1 := memcpy_#in~n#1;memcpy_~res~0#1.base, memcpy_~res~0#1.offset := memcpy_~dst#1.base, memcpy_~dst#1.offset;havoc memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset;havoc memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset := memcpy_~dst#1.base, memcpy_~dst#1.offset;memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset := memcpy_~src#1.base, memcpy_~src#1.offset; 140#L511-3 [2022-11-25 17:15:10,657 INFO L750 eck$LassoCheckResult]: Loop: 140#L511-3 memcpy_#t~post2#1 := memcpy_~n#1;memcpy_~n#1 := memcpy_#t~post2#1 - 1; 148#L511-1 assume !!(0 != memcpy_#t~post2#1 % 18446744073709551616);havoc memcpy_#t~post2#1;memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset := memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset;memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset := memcpy_#t~post3#1.base, 1 + memcpy_#t~post3#1.offset;memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset := memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset := memcpy_#t~post4#1.base, 1 + memcpy_#t~post4#1.offset;call memcpy_#t~mem5#1 := read~int(memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset, 1);call write~int(memcpy_#t~mem5#1, memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset, 1);havoc memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset;havoc memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset;havoc memcpy_#t~mem5#1; 140#L511-3 [2022-11-25 17:15:10,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:15:10,657 INFO L85 PathProgramCache]: Analyzing trace with hash 889569803, now seen corresponding path program 1 times [2022-11-25 17:15:10,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:15:10,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040016497] [2022-11-25 17:15:10,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:15:10,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:15:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:15:10,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:15:10,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:15:10,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040016497] [2022-11-25 17:15:10,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040016497] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:15:10,938 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:15:10,939 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 17:15:10,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372941187] [2022-11-25 17:15:10,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:15:10,941 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-25 17:15:10,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:15:10,942 INFO L85 PathProgramCache]: Analyzing trace with hash 2214, now seen corresponding path program 1 times [2022-11-25 17:15:10,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:15:10,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398889168] [2022-11-25 17:15:10,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:15:10,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:15:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:15:10,969 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:15:10,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:15:10,989 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:15:11,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:15:11,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 17:15:11,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 17:15:11,127 INFO L87 Difference]: Start difference. First operand 14 states and 17 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:15:11,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:15:11,158 INFO L93 Difference]: Finished difference Result 14 states and 16 transitions. [2022-11-25 17:15:11,158 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 16 transitions. [2022-11-25 17:15:11,162 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-25 17:15:11,166 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 14 states and 16 transitions. [2022-11-25 17:15:11,167 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-11-25 17:15:11,167 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-25 17:15:11,167 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 16 transitions. [2022-11-25 17:15:11,167 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 17:15:11,167 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-11-25 17:15:11,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 16 transitions. [2022-11-25 17:15:11,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2022-11-25 17:15:11,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 13 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:15:11,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2022-11-25 17:15:11,171 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-11-25 17:15:11,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 17:15:11,172 INFO L428 stractBuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-11-25 17:15:11,172 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-25 17:15:11,172 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2022-11-25 17:15:11,174 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-25 17:15:11,174 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:15:11,174 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:15:11,176 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:15:11,176 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-25 17:15:11,177 INFO L748 eck$LassoCheckResult]: Stem: 174#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 175#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 172#L528 assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);assume { :begin_inline_strdup } true;strdup_#in~s#1.base, strdup_#in~s#1.offset := main_~in~0#1.base, main_~in~0#1.offset;havoc strdup_#res#1.base, strdup_#res#1.offset;havoc strdup_#t~ret9#1, strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset, strdup_#t~ret11#1.base, strdup_#t~ret11#1.offset, strdup_~s#1.base, strdup_~s#1.offset, strdup_~l~0#1, strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset;strdup_~s#1.base, strdup_~s#1.offset := strdup_#in~s#1.base, strdup_#in~s#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strdup_~s#1.base, strdup_~s#1.offset;havoc strlen_#res#1;havoc strlen_#t~pre7#1, strlen_#t~pre6#1.base, strlen_#t~pre6#1.offset, strlen_#t~mem8#1, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1; 173#L516 assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0; 178#L517-4 call strlen_#t~mem8#1 := read~int(strlen_~s#1.base, strlen_~s#1.offset, 1); 180#L517-1 assume !(0 != strlen_#t~mem8#1);havoc strlen_#t~mem8#1; 182#L517-5 strlen_#res#1 := strlen_~i~0#1; 184#L518 strdup_#t~ret9#1 := strlen_#res#1;assume { :end_inline_strlen } true;strdup_~l~0#1 := 1 + strdup_#t~ret9#1;havoc strdup_#t~ret9#1;call strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset := #Ultimate.allocOnHeap(strdup_~l~0#1 % 18446744073709551616);strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset := strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset;havoc strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset; 176#L523 assume !(strdup_~tmp~0#1.base == 0 && strdup_~tmp~0#1.offset == 0);assume { :begin_inline_memcpy } true;memcpy_#in~dst#1.base, memcpy_#in~dst#1.offset, memcpy_#in~src#1.base, memcpy_#in~src#1.offset, memcpy_#in~n#1 := strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset, strdup_~s#1.base, strdup_~s#1.offset, strdup_~l~0#1;havoc memcpy_#res#1.base, memcpy_#res#1.offset;havoc memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset, memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset, memcpy_#t~mem5#1, memcpy_#t~post2#1, memcpy_~dst#1.base, memcpy_~dst#1.offset, memcpy_~src#1.base, memcpy_~src#1.offset, memcpy_~n#1, memcpy_~res~0#1.base, memcpy_~res~0#1.offset, memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset, memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~dst#1.base, memcpy_~dst#1.offset := memcpy_#in~dst#1.base, memcpy_#in~dst#1.offset;memcpy_~src#1.base, memcpy_~src#1.offset := memcpy_#in~src#1.base, memcpy_#in~src#1.offset;memcpy_~n#1 := memcpy_#in~n#1;memcpy_~res~0#1.base, memcpy_~res~0#1.offset := memcpy_~dst#1.base, memcpy_~dst#1.offset;havoc memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset;havoc memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset := memcpy_~dst#1.base, memcpy_~dst#1.offset;memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset := memcpy_~src#1.base, memcpy_~src#1.offset; 177#L511-3 [2022-11-25 17:15:11,177 INFO L750 eck$LassoCheckResult]: Loop: 177#L511-3 memcpy_#t~post2#1 := memcpy_~n#1;memcpy_~n#1 := memcpy_#t~post2#1 - 1; 185#L511-1 assume !!(0 != memcpy_#t~post2#1 % 18446744073709551616);havoc memcpy_#t~post2#1;memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset := memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset;memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset := memcpy_#t~post3#1.base, 1 + memcpy_#t~post3#1.offset;memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset := memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset := memcpy_#t~post4#1.base, 1 + memcpy_#t~post4#1.offset;call memcpy_#t~mem5#1 := read~int(memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset, 1);call write~int(memcpy_#t~mem5#1, memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset, 1);havoc memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset;havoc memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset;havoc memcpy_#t~mem5#1; 177#L511-3 [2022-11-25 17:15:11,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:15:11,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1270617397, now seen corresponding path program 1 times [2022-11-25 17:15:11,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:15:11,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073488877] [2022-11-25 17:15:11,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:15:11,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:15:11,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:15:11,211 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:15:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:15:11,233 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:15:11,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:15:11,233 INFO L85 PathProgramCache]: Analyzing trace with hash 2214, now seen corresponding path program 2 times [2022-11-25 17:15:11,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:15:11,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641201475] [2022-11-25 17:15:11,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:15:11,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:15:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:15:11,248 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:15:11,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:15:11,255 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:15:11,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:15:11,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1292607706, now seen corresponding path program 1 times [2022-11-25 17:15:11,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:15:11,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926634390] [2022-11-25 17:15:11,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:15:11,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:15:11,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:15:11,291 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:15:11,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:15:11,359 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:15:12,719 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:15:12,719 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:15:12,719 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:15:12,719 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:15:12,719 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:15:12,719 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:12,719 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:15:12,719 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:15:12,720 INFO L133 ssoRankerPreferences]: Filename of dumped script: strdup.i_Iteration3_Lasso [2022-11-25 17:15:12,720 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:15:12,720 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:15:12,729 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:12,733 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:12,736 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:12,739 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,860 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,864 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,867 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,869 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,873 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,876 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,880 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,882 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,885 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,887 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,890 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,894 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,896 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,899 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,901 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,904 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,907 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,910 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,912 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,915 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,919 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,922 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:13,924 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:15:15,718 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:15:15,718 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:15:15,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:15,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:15,723 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:15,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:15,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-25 17:15:15,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:15,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:15,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:15,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:15,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:15,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:15:15,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:15,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:15,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:15,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:15,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:15,775 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:15,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-25 17:15:15,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:15,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:15,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:15,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:15,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:15,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:15,792 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:15:15,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:15,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:15,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-11-25 17:15:15,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:15,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:15,798 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:15,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:15,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-25 17:15:15,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:15,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:15,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:15,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:15,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:15,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:15:15,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:15,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:15,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:15,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:15,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:15,829 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:15,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-25 17:15:15,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:15,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:15,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:15,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:15,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:15,851 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:15:15,851 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:15:15,878 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:15,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:15,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:15,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:15,884 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:15,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:15,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:15,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:15,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:15,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:15,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-25 17:15:15,910 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:15:15,911 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:15:15,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:15,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:15,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:15,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:15,936 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:15,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:15,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-25 17:15:15,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:15,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:15,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:15,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:15,961 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:15:15,961 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:15:15,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:15,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:15,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:15,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:15,989 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:15,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:16,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-25 17:15:16,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:16,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:16,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:16,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:16,016 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:15:16,017 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:15:16,029 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:16,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:16,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:16,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:16,039 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:16,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:16,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-25 17:15:16,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:16,061 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:16,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:16,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:16,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:16,062 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:15:16,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:16,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:16,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:16,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:16,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:16,089 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:16,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:16,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-25 17:15:16,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:16,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:16,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:16,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:16,127 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:15:16,127 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:15:16,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:16,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:16,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:16,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:16,152 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:16,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:16,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-25 17:15:16,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:16,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:15:16,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:16,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:16,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:16,171 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:15:16,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:15:16,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:16,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:16,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:16,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:16,197 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:16,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:16,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-25 17:15:16,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:16,215 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-25 17:15:16,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:16,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:16,234 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-25 17:15:16,235 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:15:16,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:15:16,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:16,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:16,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:16,269 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:16,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:15:16,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-25 17:15:16,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:15:16,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:15:16,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:15:16,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:15:16,311 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:15:16,312 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:15:16,367 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 17:15:16,540 INFO L443 ModelExtractionUtils]: Simplification made 21 calls to the SMT solver. [2022-11-25 17:15:16,540 INFO L444 ModelExtractionUtils]: 62 out of 76 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-11-25 17:15:16,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:15:16,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:15:16,542 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:15:16,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-25 17:15:16,552 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 17:15:16,575 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-25 17:15:16,575 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 17:15:16,575 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~in~0#1.base)_2, ULTIMATE.start_memcpy_~c1~0#1.offset) = 18446744073709551615*v_rep(select #length ULTIMATE.start_main_~in~0#1.base)_2 - 1*ULTIMATE.start_memcpy_~c1~0#1.offset Supporting invariants [18446744073709551615*v_rep(select #length ULTIMATE.start_memcpy_~c2~0#1.base)_1 - 1*v_rep(select #length ULTIMATE.start_memcpy_~c1~0#1.base)_1 >= 0] [2022-11-25 17:15:16,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:16,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-25 17:15:16,715 INFO L156 tatePredicateManager]: 17 out of 19 supporting invariants were superfluous and have been removed [2022-11-25 17:15:16,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:15:16,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:15:16,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 32 conjunts are in the unsatisfiable core [2022-11-25 17:15:16,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:15:16,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 17:15:16,877 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 17:15:16,977 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-25 17:15:16,981 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 18 [2022-11-25 17:15:17,013 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-25 17:15:17,017 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-25 17:15:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:15:17,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-25 17:15:17,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:15:17,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:15:17,077 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 1 loop predicates [2022-11-25 17:15:17,077 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 4 Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:15:17,169 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 4. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 16 states and 19 transitions. Complement of second has 6 states. [2022-11-25 17:15:17,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-25 17:15:17,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:15:17,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 13 transitions. [2022-11-25 17:15:17,171 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 9 letters. Loop has 2 letters. [2022-11-25 17:15:17,172 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:15:17,172 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 11 letters. Loop has 2 letters. [2022-11-25 17:15:17,172 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:15:17,172 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 9 letters. Loop has 4 letters. [2022-11-25 17:15:17,172 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:15:17,173 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 19 transitions. [2022-11-25 17:15:17,173 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 17:15:17,173 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2022-11-25 17:15:17,174 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-25 17:15:17,174 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-25 17:15:17,174 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-25 17:15:17,174 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 17:15:17,174 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 17:15:17,174 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 17:15:17,174 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 17:15:17,175 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-25 17:15:17,175 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-25 17:15:17,175 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 17:15:17,175 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-25 17:15:17,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 05:15:17 BoogieIcfgContainer [2022-11-25 17:15:17,182 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-25 17:15:17,182 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 17:15:17,183 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 17:15:17,183 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 17:15:17,183 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:15:06" (3/4) ... [2022-11-25 17:15:17,186 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 17:15:17,186 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 17:15:17,187 INFO L158 Benchmark]: Toolchain (without parser) took 11226.89ms. Allocated memory was 161.5MB in the beginning and 201.3MB in the end (delta: 39.8MB). Free memory was 130.1MB in the beginning and 134.7MB in the end (delta: -4.6MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2022-11-25 17:15:17,187 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 161.5MB. Free memory is still 130.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:15:17,187 INFO L158 Benchmark]: CACSL2BoogieTranslator took 412.99ms. Allocated memory is still 161.5MB. Free memory was 130.1MB in the beginning and 113.4MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 17:15:17,188 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.72ms. Allocated memory is still 161.5MB. Free memory was 113.4MB in the beginning and 111.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:15:17,188 INFO L158 Benchmark]: Boogie Preprocessor took 39.41ms. Allocated memory is still 161.5MB. Free memory was 111.9MB in the beginning and 110.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:15:17,188 INFO L158 Benchmark]: RCFGBuilder took 479.80ms. Allocated memory is still 161.5MB. Free memory was 110.3MB in the beginning and 97.2MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-25 17:15:17,189 INFO L158 Benchmark]: BuchiAutomizer took 10204.78ms. Allocated memory was 161.5MB in the beginning and 201.3MB in the end (delta: 39.8MB). Free memory was 97.2MB in the beginning and 134.7MB in the end (delta: -37.6MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2022-11-25 17:15:17,189 INFO L158 Benchmark]: Witness Printer took 3.74ms. Allocated memory is still 201.3MB. Free memory is still 134.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:15:17,190 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 161.5MB. Free memory is still 130.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 412.99ms. Allocated memory is still 161.5MB. Free memory was 130.1MB in the beginning and 113.4MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.72ms. Allocated memory is still 161.5MB. Free memory was 113.4MB in the beginning and 111.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.41ms. Allocated memory is still 161.5MB. Free memory was 111.9MB in the beginning and 110.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 479.80ms. Allocated memory is still 161.5MB. Free memory was 110.3MB in the beginning and 97.2MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 10204.78ms. Allocated memory was 161.5MB in the beginning and 201.3MB in the end (delta: 39.8MB). Free memory was 97.2MB in the beginning and 134.7MB in the end (delta: -37.6MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. * Witness Printer took 3.74ms. Allocated memory is still 201.3MB. Free memory is still 134.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (in_len)] + -1 * s and consists of 5 locations. One deterministic module has affine ranking function -1 * c1 + 18446744073709551615 * unknown-#length-unknown[in] and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.1s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 9.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 70 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 70 mSDsluCounter, 50 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 25 IncrementalHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 34 mSDtfsCounter, 25 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital201 mio100 ax100 hnf100 lsp93 ukn99 mio100 lsp53 div169 bol100 ite100 ukn100 eq172 hnf91 smp70 dnf100 smp100 tf100 neg99 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 68ms VariablesStem: 15 VariablesLoop: 8 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-25 17:15:17,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f73fa749-6156-41ea-8463-96ae445957c0/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE