./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eba94063d18105b44b9503ed48a138d00b9b850cd51aae19571aab60c15e268e --- 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-e04fb08 [2022-11-16 11:22:46,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:22:46,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:22:46,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:22:46,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:22:46,623 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:22:46,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:22:46,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:22:46,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:22:46,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:22:46,640 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:22:46,643 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:22:46,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:22:46,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:22:46,652 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:22:46,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:22:46,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:22:46,666 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:22:46,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:22:46,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:22:46,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:22:46,675 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:22:46,677 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:22:46,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:22:46,684 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:22:46,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:22:46,690 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:22:46,691 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:22:46,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:22:46,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:22:46,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:22:46,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:22:46,697 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:22:46,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:22:46,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:22:46,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:22:46,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:22:46,703 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:22:46,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:22:46,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:22:46,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:22:46,706 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-16 11:22:46,751 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:22:46,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:22:46,752 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:22:46,752 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:22:46,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:22:46,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:22:46,754 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:22:46,754 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-16 11:22:46,754 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-16 11:22:46,755 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-16 11:22:46,756 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-16 11:22:46,756 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-16 11:22:46,757 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-16 11:22:46,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:22:46,757 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:22:46,757 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:22:46,758 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:22:46,758 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:22:46,758 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:22:46,758 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-16 11:22:46,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-16 11:22:46,759 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-16 11:22:46,759 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:22:46,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:22:46,761 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-16 11:22:46,761 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:22:46,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-16 11:22:46,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:22:46,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:22:46,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:22:46,763 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:22:46,765 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-16 11:22:46,765 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_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eba94063d18105b44b9503ed48a138d00b9b850cd51aae19571aab60c15e268e [2022-11-16 11:22:47,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:22:47,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:22:47,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:22:47,208 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:22:47,209 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:22:47,211 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2022-11-16 11:22:47,290 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/data/82dea7530/236f89006d364e96be21f7086c2b614c/FLAGb5a1aae95 [2022-11-16 11:22:47,959 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:22:47,960 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2022-11-16 11:22:47,974 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/data/82dea7530/236f89006d364e96be21f7086c2b614c/FLAGb5a1aae95 [2022-11-16 11:22:48,222 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/data/82dea7530/236f89006d364e96be21f7086c2b614c [2022-11-16 11:22:48,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:22:48,226 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:22:48,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:22:48,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:22:48,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:22:48,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:48,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43a150eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48, skipping insertion in model container [2022-11-16 11:22:48,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:48,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:22:48,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:22:48,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:22:48,804 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:22:48,863 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:22:48,893 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:22:48,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48 WrapperNode [2022-11-16 11:22:48,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:22:48,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:22:48,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:22:48,898 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:22:48,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:48,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:48,948 INFO L138 Inliner]: procedures = 116, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 44 [2022-11-16 11:22:48,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:22:48,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:22:48,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:22:48,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:22:48,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:48,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:48,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:48,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:48,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:48,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:48,975 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:48,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:48,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:22:48,979 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:22:48,979 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:22:48,979 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:22:48,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:48,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:22:49,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:22:49,016 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:22:49,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-16 11:22:49,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 11:22:49,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 11:22:49,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 11:22:49,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:22:49,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:22:49,238 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:22:49,241 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:22:49,428 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:22:49,435 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:22:49,435 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 11:22:49,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:22:49 BoogieIcfgContainer [2022-11-16 11:22:49,438 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:22:49,439 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-16 11:22:49,439 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-16 11:22:49,444 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-16 11:22:49,445 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 11:22:49,445 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 16.11 11:22:48" (1/3) ... [2022-11-16 11:22:49,446 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@18c195cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 11:22:49, skipping insertion in model container [2022-11-16 11:22:49,446 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 11:22:49,447 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (2/3) ... [2022-11-16 11:22:49,447 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@18c195cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 11:22:49, skipping insertion in model container [2022-11-16 11:22:49,447 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 11:22:49,448 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:22:49" (3/3) ... [2022-11-16 11:22:49,449 INFO L332 chiAutomizerObserver]: Analyzing ICFG openbsd_cmemset-alloca-1.i [2022-11-16 11:22:49,513 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-16 11:22:49,513 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-16 11:22:49,514 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-16 11:22:49,514 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-16 11:22:49,514 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-16 11:22:49,514 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-16 11:22:49,515 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-16 11:22:49,515 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-16 11:22:49,520 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:22:49,541 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-16 11:22:49,541 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 11:22:49,542 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 11:22:49,547 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-16 11:22:49,548 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-16 11:22:49,548 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-16 11:22:49,548 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:22:49,550 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-16 11:22:49,550 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 11:22:49,550 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 11:22:49,551 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-16 11:22:49,551 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-16 11:22:49,574 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; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~ret8#1.base, main_#t~ret8#1.offset, main_~length~0#1, main_~n~0#1, main_~c~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset;main_~length~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~n~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1;main_~c~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 11#L527true assume !(main_~length~0#1 < 1); 12#L527-2true assume !(main_~n~0#1 < 1); 13#L530-1true call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;assume { :begin_inline_cmemset } true;cmemset_#in~dst#1.base, cmemset_#in~dst#1.offset, cmemset_#in~c#1, cmemset_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~c~0#1, main_~n~0#1;havoc cmemset_#res#1.base, cmemset_#res#1.offset;havoc cmemset_#t~post3#1.base, cmemset_#t~post3#1.offset, cmemset_#t~pre2#1, cmemset_~d~0#1.base, cmemset_~d~0#1.offset, cmemset_~dst#1.base, cmemset_~dst#1.offset, cmemset_~c#1, cmemset_~n#1;cmemset_~dst#1.base, cmemset_~dst#1.offset := cmemset_#in~dst#1.base, cmemset_#in~dst#1.offset;cmemset_~c#1 := cmemset_#in~c#1;cmemset_~n#1 := cmemset_#in~n#1; 7#L515true assume 0 != cmemset_~n#1 % 4294967296;cmemset_~d~0#1.base, cmemset_~d~0#1.offset := cmemset_~dst#1.base, cmemset_~dst#1.offset; 14#L517-4true [2022-11-16 11:22:49,575 INFO L750 eck$LassoCheckResult]: Loop: 14#L517-4true cmemset_#t~post3#1.base, cmemset_#t~post3#1.offset := cmemset_~d~0#1.base, cmemset_~d~0#1.offset;cmemset_~d~0#1.base, cmemset_~d~0#1.offset := cmemset_#t~post3#1.base, 1 + cmemset_#t~post3#1.offset;call write~int(cmemset_~c#1, cmemset_#t~post3#1.base, cmemset_#t~post3#1.offset, 1);havoc cmemset_#t~post3#1.base, cmemset_#t~post3#1.offset; 8#L517-1true cmemset_#t~pre2#1 := cmemset_~n#1 - 1;cmemset_~n#1 := cmemset_~n#1 - 1; 9#L517-2true assume !!(0 != cmemset_#t~pre2#1 % 4294967296);havoc cmemset_#t~pre2#1; 14#L517-4true [2022-11-16 11:22:49,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:22:49,582 INFO L85 PathProgramCache]: Analyzing trace with hash 889572236, now seen corresponding path program 1 times [2022-11-16 11:22:49,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:22:49,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655081262] [2022-11-16 11:22:49,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:22:49,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:22:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:22:49,779 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:22:49,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:22:49,820 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:22:49,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:22:49,824 INFO L85 PathProgramCache]: Analyzing trace with hash 51706, now seen corresponding path program 1 times [2022-11-16 11:22:49,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:22:49,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079682822] [2022-11-16 11:22:49,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:22:49,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:22:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:22:49,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:22:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:22:49,853 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:22:49,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:22:49,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1298288271, now seen corresponding path program 1 times [2022-11-16 11:22:49,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:22:49,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131019567] [2022-11-16 11:22:49,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:22:49,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:22:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:22:49,899 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:22:49,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:22:49,931 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:22:50,692 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 11:22:50,693 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 11:22:50,694 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 11:22:50,694 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 11:22:50,694 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 11:22:50,694 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:22:50,695 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 11:22:50,695 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 11:22:50,696 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cmemset-alloca-1.i_Iteration1_Lasso [2022-11-16 11:22:50,696 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 11:22:50,696 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 11:22:50,729 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:50,741 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:50,763 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:50,766 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:50,773 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:50,785 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:50,788 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:50,791 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:50,794 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:50,797 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:50,804 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:50,809 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:51,200 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:51,205 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:51,209 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:51,213 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:51,217 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:51,222 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:22:52,104 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 11:22:52,115 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 11:22:52,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:22:52,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:22:52,121 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:22:52,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-16 11:22:52,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:22:52,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:22:52,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:22:52,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:22:52,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:22:52,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:22:52,149 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:22:52,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:22:52,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:22:52,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-16 11:22:52,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:22:52,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:22:52,179 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:22:52,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-16 11:22:52,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:22:52,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:22:52,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:22:52,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:22:52,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:22:52,209 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:22:52,209 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:22:52,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:22:52,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-16 11:22:52,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:22:52,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:22:52,239 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:22:52,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-16 11:22:52,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:22:52,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:22:52,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:22:52,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:22:52,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:22:52,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:22:52,260 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:22:52,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:22:52,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:22:52,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-16 11:22:52,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:22:52,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:22:52,287 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:22:52,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-16 11:22:52,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:22:52,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:22:52,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:22:52,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:22:52,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:22:52,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:22:52,319 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:22:52,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:22:52,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-16 11:22:52,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:22:52,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:22:52,348 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:22:52,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:22:52,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-16 11:22:52,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:22:52,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:22:52,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:22:52,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:22:52,375 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:22:52,376 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:22:52,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:22:52,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-16 11:22:52,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:22:52,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:22:52,415 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:22:52,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-16 11:22:52,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:22:52,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:22:52,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:22:52,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:22:52,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:22:52,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:22:52,442 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:22:52,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:22:52,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:22:52,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-16 11:22:52,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:22:52,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:22:52,464 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:22:52,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:22:52,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-16 11:22:52,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:22:52,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:22:52,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:22:52,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:22:52,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:22:52,490 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:22:52,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:22:52,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:22:52,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-16 11:22:52,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:22:52,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:22:52,515 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:22:52,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-16 11:22:52,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:22:52,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:22:52,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:22:52,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:22:52,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:22:52,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:22:52,535 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:22:52,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:22:52,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:22:52,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-16 11:22:52,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:22:52,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:22:52,557 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:22:52,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-16 11:22:52,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:22:52,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:22:52,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:22:52,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:22:52,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:22:52,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:22:52,579 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:22:52,579 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:22:52,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:22:52,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-16 11:22:52,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:22:52,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:22:52,615 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:22:52,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:22:52,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-16 11:22:52,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:22:52,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:22:52,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:22:52,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:22:52,644 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:22:52,644 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:22:52,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:22:52,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-16 11:22:52,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:22:52,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:22:52,674 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:22:52,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:22:52,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-16 11:22:52,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:22:52,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:22:52,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:22:52,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:22:52,703 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:22:52,703 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:22:52,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:22:52,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-11-16 11:22:52,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:22:52,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:22:52,724 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:22:52,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:22:52,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-16 11:22:52,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:22:52,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:22:52,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:22:52,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:22:52,766 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:22:52,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:22:52,796 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 11:22:52,849 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2022-11-16 11:22:52,849 INFO L444 ModelExtractionUtils]: 23 out of 34 variables were initially zero. Simplification set additionally 8 variables to zero. [2022-11-16 11:22:52,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:22:52,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:22:52,856 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:22:52,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-16 11:22:52,876 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 11:22:52,913 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-16 11:22:52,913 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 11:22:52,914 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cmemset_~d~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc7#1.base)_1) = -1*ULTIMATE.start_cmemset_~d~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc7#1.base)_1 Supporting invariants [] [2022-11-16 11:22:52,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-16 11:22:52,938 INFO L156 tatePredicateManager]: 2 out of 3 supporting invariants were superfluous and have been removed [2022-11-16 11:22:52,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:22:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:22:53,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-16 11:22:53,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:22:53,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-16 11:22:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:22:53,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-16 11:22:53,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:22:53,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:22:53,218 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 [2022-11-16 11:22:53,220 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 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 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:22:53,319 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 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 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 29 states and 32 transitions. Complement of second has 7 states. [2022-11-16 11:22:53,322 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 [2022-11-16 11:22:53,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:22:53,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 25 transitions. [2022-11-16 11:22:53,333 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 6 letters. Loop has 3 letters. [2022-11-16 11:22:53,335 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 11:22:53,335 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 9 letters. Loop has 3 letters. [2022-11-16 11:22:53,336 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 11:22:53,336 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 6 letters. Loop has 6 letters. [2022-11-16 11:22:53,337 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 11:22:53,338 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 32 transitions. [2022-11-16 11:22:53,344 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 11:22:53,347 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 0 states and 0 transitions. [2022-11-16 11:22:53,348 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-16 11:22:53,349 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-16 11:22:53,349 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-16 11:22:53,349 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 11:22:53,350 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 11:22:53,350 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 11:22:53,350 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 11:22:53,350 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-16 11:22:53,350 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-16 11:22:53,350 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 11:22:53,351 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-16 11:22:53,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 16.11 11:22:53 BoogieIcfgContainer [2022-11-16 11:22:53,364 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-16 11:22:53,367 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 11:22:53,367 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 11:22:53,367 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 11:22:53,368 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:22:49" (3/4) ... [2022-11-16 11:22:53,371 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 11:22:53,371 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 11:22:53,379 INFO L158 Benchmark]: Toolchain (without parser) took 5145.35ms. Allocated memory was 125.8MB in the beginning and 176.2MB in the end (delta: 50.3MB). Free memory was 89.0MB in the beginning and 135.7MB in the end (delta: -46.7MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2022-11-16 11:22:53,381 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 125.8MB. Free memory was 106.4MB in the beginning and 106.3MB in the end (delta: 92.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:22:53,382 INFO L158 Benchmark]: CACSL2BoogieTranslator took 663.87ms. Allocated memory is still 125.8MB. Free memory was 88.8MB in the beginning and 95.5MB in the end (delta: -6.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 11:22:53,382 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.06ms. Allocated memory is still 125.8MB. Free memory was 95.5MB in the beginning and 93.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 11:22:53,383 INFO L158 Benchmark]: Boogie Preprocessor took 28.39ms. Allocated memory is still 125.8MB. Free memory was 93.8MB in the beginning and 92.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:22:53,383 INFO L158 Benchmark]: RCFGBuilder took 458.79ms. Allocated memory is still 125.8MB. Free memory was 92.6MB in the beginning and 82.2MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 11:22:53,387 INFO L158 Benchmark]: BuchiAutomizer took 3925.86ms. Allocated memory was 125.8MB in the beginning and 176.2MB in the end (delta: 50.3MB). Free memory was 82.2MB in the beginning and 136.7MB in the end (delta: -54.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:22:53,387 INFO L158 Benchmark]: Witness Printer took 4.46ms. Allocated memory is still 176.2MB. Free memory is still 135.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:22:53,393 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 125.8MB. Free memory was 106.4MB in the beginning and 106.3MB in the end (delta: 92.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 663.87ms. Allocated memory is still 125.8MB. Free memory was 88.8MB in the beginning and 95.5MB in the end (delta: -6.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.06ms. Allocated memory is still 125.8MB. Free memory was 95.5MB in the beginning and 93.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.39ms. Allocated memory is still 125.8MB. Free memory was 93.8MB in the beginning and 92.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 458.79ms. Allocated memory is still 125.8MB. Free memory was 92.6MB in the beginning and 82.2MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 3925.86ms. Allocated memory was 125.8MB in the beginning and 176.2MB in the end (delta: 50.3MB). Free memory was 82.2MB in the beginning and 136.7MB in the end (delta: -54.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.46ms. Allocated memory is still 176.2MB. Free memory is still 135.7MB. 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 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * d + unknown-#length-unknown[__builtin_alloca (n * sizeof(char))] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. 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 [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18 mSDsluCounter, 25 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 14 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital138 mio100 ax113 hnf100 lsp82 ukn99 mio100 lsp57 div252 bol100 ite100 ukn100 eq163 hnf93 smp58 dnf100 smp100 tf100 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 50ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-16 11:22:53,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6215d479-0936-440e-93b7-2b11cf3bac1a/bin/uautomizer-tPACEb0tL8/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