./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-dietlibc/wcsrchr.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_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/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_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/wcsrchr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/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_c129f783-2ca0-497b-b7ba-101c5f224d58/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 aa3550415adcb60cd2e10382a8cad250e37bc74a995d2e6aefcb0c0e067c66dc --- 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 18:21:48,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:21:48,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:21:48,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:21:48,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:21:48,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:21:48,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:21:48,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:21:48,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:21:48,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:21:48,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:21:48,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:21:48,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:21:48,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:21:48,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:21:48,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:21:48,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:21:48,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:21:48,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:21:48,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:21:48,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:21:48,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:21:48,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:21:48,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:21:48,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:21:48,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:21:48,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:21:48,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:21:48,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:21:48,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:21:48,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:21:48,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:21:48,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:21:48,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:21:48,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:21:48,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:21:48,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:21:48,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:21:48,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:21:48,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:21:48,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:21:48,779 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-25 18:21:48,803 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:21:48,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:21:48,804 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:21:48,805 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:21:48,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:21:48,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:21:48,807 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:21:48,807 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-25 18:21:48,807 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-25 18:21:48,808 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-25 18:21:48,808 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-25 18:21:48,809 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-25 18:21:48,809 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-25 18:21:48,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:21:48,810 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 18:21:48,810 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:21:48,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:21:48,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-25 18:21:48,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-25 18:21:48,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-25 18:21:48,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 18:21:48,812 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-25 18:21:48,812 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:21:48,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-25 18:21:48,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:21:48,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:21:48,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:21:48,814 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 18:21:48,815 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-25 18:21:48,816 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_c129f783-2ca0-497b-b7ba-101c5f224d58/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa3550415adcb60cd2e10382a8cad250e37bc74a995d2e6aefcb0c0e067c66dc [2022-11-25 18:21:49,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:21:49,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:21:49,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:21:49,116 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:21:49,117 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:21:49,118 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/termination-dietlibc/wcsrchr.i [2022-11-25 18:21:52,258 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:21:52,509 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:21:52,509 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/sv-benchmarks/c/termination-dietlibc/wcsrchr.i [2022-11-25 18:21:52,529 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/data/3ea798308/9ca1609c799b4820a676b0467b379520/FLAG37e660c98 [2022-11-25 18:21:52,544 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/data/3ea798308/9ca1609c799b4820a676b0467b379520 [2022-11-25 18:21:52,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:21:52,548 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:21:52,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:21:52,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:21:52,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:21:52,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:21:52" (1/1) ... [2022-11-25 18:21:52,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54eefa13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:21:52, skipping insertion in model container [2022-11-25 18:21:52,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:21:52" (1/1) ... [2022-11-25 18:21:52,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:21:52,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:21:52,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:21:52,935 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 18:21:52,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:21:53,020 INFO L208 MainTranslator]: Completed translation [2022-11-25 18:21:53,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:21:53 WrapperNode [2022-11-25 18:21:53,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:21:53,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 18:21:53,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 18:21:53,023 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 18:21:53,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:21:53" (1/1) ... [2022-11-25 18:21:53,041 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:21:53" (1/1) ... [2022-11-25 18:21:53,060 INFO L138 Inliner]: procedures = 113, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 43 [2022-11-25 18:21:53,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 18:21:53,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 18:21:53,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 18:21:53,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 18:21:53,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:21:53" (1/1) ... [2022-11-25 18:21:53,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:21:53" (1/1) ... [2022-11-25 18:21:53,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:21:53" (1/1) ... [2022-11-25 18:21:53,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:21:53" (1/1) ... [2022-11-25 18:21:53,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:21:53" (1/1) ... [2022-11-25 18:21:53,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:21:53" (1/1) ... [2022-11-25 18:21:53,085 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:21:53" (1/1) ... [2022-11-25 18:21:53,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:21:53" (1/1) ... [2022-11-25 18:21:53,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 18:21:53,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 18:21:53,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 18:21:53,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 18:21:53,090 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:21:53" (1/1) ... [2022-11-25 18:21:53,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:21:53,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:21:53,124 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:21:53,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-25 18:21:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 18:21:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 18:21:53,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 18:21:53,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 18:21:53,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 18:21:53,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 18:21:53,260 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 18:21:53,262 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 18:21:53,443 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 18:21:53,449 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 18:21:53,449 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 18:21:53,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:21:53 BoogieIcfgContainer [2022-11-25 18:21:53,451 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 18:21:53,452 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-25 18:21:53,453 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-25 18:21:53,457 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-25 18:21:53,458 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 18:21:53,458 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 06:21:52" (1/3) ... [2022-11-25 18:21:53,471 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@679f8dcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 06:21:53, skipping insertion in model container [2022-11-25 18:21:53,471 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 18:21:53,471 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:21:53" (2/3) ... [2022-11-25 18:21:53,472 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@679f8dcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 06:21:53, skipping insertion in model container [2022-11-25 18:21:53,472 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 18:21:53,472 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:21:53" (3/3) ... [2022-11-25 18:21:53,474 INFO L332 chiAutomizerObserver]: Analyzing ICFG wcsrchr.i [2022-11-25 18:21:53,579 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-25 18:21:53,579 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-25 18:21:53,580 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-25 18:21:53,580 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-25 18:21:53,580 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-25 18:21:53,580 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-25 18:21:53,580 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-25 18:21:53,581 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-25 18:21:53,586 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 18:21:53,609 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-25 18:21:53,609 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 18:21:53,609 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 18:21:53,616 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-25 18:21:53,616 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-25 18:21:53,616 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-25 18:21:53,616 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 18:21:53,620 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-25 18:21:53,620 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 18:21:53,621 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 18:21:53,621 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-25 18:21:53,621 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-25 18:21:53,631 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; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~ret8#1.base, main_#t~ret8#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1;main_~in_len~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 11#L515true assume !(main_~in_len~0#1 < 1);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4 * main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;call write~int(0, main_~hay~0#1.base, main_~hay~0#1.offset + 4 * (main_~in_len~0#1 - 1), 4);main_~needle~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;assume { :begin_inline_wcsrchr } true;wcsrchr_#in~wcs#1.base, wcsrchr_#in~wcs#1.offset, wcsrchr_#in~wc#1 := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1;havoc wcsrchr_#res#1.base, wcsrchr_#res#1.offset;havoc wcsrchr_#t~mem3#1, wcsrchr_#t~pre2#1.base, wcsrchr_#t~pre2#1.offset, wcsrchr_#t~mem4#1, wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset, wcsrchr_~wc#1, wcsrchr_~last~0#1.base, wcsrchr_~last~0#1.offset;wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset := wcsrchr_#in~wcs#1.base, wcsrchr_#in~wcs#1.offset;wcsrchr_~wc#1 := wcsrchr_#in~wc#1;wcsrchr_~last~0#1.base, wcsrchr_~last~0#1.offset := 0, 0; 9#L508-4true [2022-11-25 18:21:53,632 INFO L750 eck$LassoCheckResult]: Loop: 9#L508-4true call wcsrchr_#t~mem4#1 := read~int(wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset, 4); 6#L508-1true assume !!(0 != wcsrchr_#t~mem4#1);havoc wcsrchr_#t~mem4#1;call wcsrchr_#t~mem3#1 := read~int(wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset, 4); 8#L509true assume wcsrchr_#t~mem3#1 == wcsrchr_~wc#1;havoc wcsrchr_#t~mem3#1;wcsrchr_~last~0#1.base, wcsrchr_~last~0#1.offset := wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset; 7#L508-3true wcsrchr_#t~pre2#1.base, wcsrchr_#t~pre2#1.offset := wcsrchr_~wcs#1.base, 4 + wcsrchr_~wcs#1.offset;wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset := wcsrchr_~wcs#1.base, 4 + wcsrchr_~wcs#1.offset;havoc wcsrchr_#t~pre2#1.base, wcsrchr_#t~pre2#1.offset; 9#L508-4true [2022-11-25 18:21:53,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:21:53,643 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-11-25 18:21:53,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:21:53,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114699701] [2022-11-25 18:21:53,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:21:53,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:21:53,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:21:53,815 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:21:53,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:21:53,851 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:21:53,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:21:53,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1267210, now seen corresponding path program 1 times [2022-11-25 18:21:53,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:21:53,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312238108] [2022-11-25 18:21:53,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:21:53,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:21:53,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:21:53,866 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:21:53,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:21:53,883 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:21:53,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:21:53,885 INFO L85 PathProgramCache]: Analyzing trace with hash 1806876973, now seen corresponding path program 1 times [2022-11-25 18:21:53,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:21:53,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727344602] [2022-11-25 18:21:53,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:21:53,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:21:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:21:53,929 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:21:53,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:21:53,984 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:21:54,574 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:21:54,575 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:21:54,575 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:21:54,576 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:21:54,576 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 18:21:54,576 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:21:54,576 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:21:54,577 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:21:54,577 INFO L133 ssoRankerPreferences]: Filename of dumped script: wcsrchr.i_Iteration1_Lasso [2022-11-25 18:21:54,577 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:21:54,577 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:21:54,599 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 18:21:54,610 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:21:54,614 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:21:54,618 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:21:54,621 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 18:21:54,625 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 18:21:54,628 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 18:21:54,631 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 18:21:54,634 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 18:21:54,637 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 18:21:54,640 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 18:21:54,643 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 18:21:54,646 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:21:54,649 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:21:55,631 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:21:55,638 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 18:21:55,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:21:55,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:21:55,644 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:21:55,651 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 18:21:55,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:21:55,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:21:55,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:21:55,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:21:55,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:21:55,669 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:21:55,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:21:55,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-25 18:21:55,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:21:55,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-25 18:21:55,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:21:55,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:21:55,707 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:21:55,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-25 18:21:55,716 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 18:21:55,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:21:55,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:21:55,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:21:55,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:21:55,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:21:55,730 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:21:55,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:21:55,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:21:55,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-25 18:21:55,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:21:55,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:21:55,741 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:21:55,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-25 18:21:55,749 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 18:21:55,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:21:55,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:21:55,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:21:55,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:21:55,766 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:21:55,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 18:21:55,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:21:55,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-25 18:21:55,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:21:55,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:21:55,785 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:21:55,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-25 18:21:55,799 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 18:21:55,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:21:55,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:21:55,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:21:55,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:21:55,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:21:55,814 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:21:55,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:21:55,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:21:55,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-25 18:21:55,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:21:55,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:21:55,841 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:21:55,852 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 18:21:55,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-25 18:21:55,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:21:55,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:21:55,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:21:55,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:21:55,870 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:21:55,870 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 18:21:55,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:21:55,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-25 18:21:55,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:21:55,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:21:55,887 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:21:55,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:21:55,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:21:55,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:21:55,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:21:55,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:21:55,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:21:55,908 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:21:55,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:21:55,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-25 18:21:55,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:21:55,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-25 18:21:55,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:21:55,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:21:55,945 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:21:55,954 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 18:21:55,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:21:55,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:21:55,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:21:55,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:21:55,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:21:55,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-25 18:21:55,969 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:21:55,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:21:55,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:21:55,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-25 18:21:55,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:21:55,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:21:55,989 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:21:55,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-25 18:21:55,999 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 18:21:56,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:21:56,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:21:56,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:21:56,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:21:56,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:21:56,013 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:21:56,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:21:56,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:21:56,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-25 18:21:56,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:21:56,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:21:56,033 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:21:56,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-25 18:21:56,039 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 18:21:56,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:21:56,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:21:56,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:21:56,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:21:56,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:21:56,053 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:21:56,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:21:56,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:21:56,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-25 18:21:56,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:21:56,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:21:56,068 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:21:56,072 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 18:21:56,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:21:56,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:21:56,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-25 18:21:56,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:21:56,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:21:56,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:21:56,087 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:21:56,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:21:56,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:21:56,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-25 18:21:56,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:21:56,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:21:56,106 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:21:56,116 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 18:21:56,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:21:56,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:21:56,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:21:56,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:21:56,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:21:56,133 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:21:56,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:21:56,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-25 18:21:56,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:21:56,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-25 18:21:56,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:21:56,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:21:56,159 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:21:56,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-25 18:21:56,168 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 18:21:56,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:21:56,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:21:56,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:21:56,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:21:56,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:21:56,182 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:21:56,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:21:56,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:21:56,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-25 18:21:56,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:21:56,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:21:56,210 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:21:56,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:21:56,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-25 18:21:56,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:21:56,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:21:56,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:21:56,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:21:56,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:21:56,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:21:56,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:21:56,246 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:21:56,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-25 18:21:56,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:21:56,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:21:56,256 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:21:56,268 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 18:21:56,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-25 18:21:56,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:21:56,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:21:56,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:21:56,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:21:56,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:21:56,294 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 18:21:56,318 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 18:21:56,349 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-11-25 18:21:56,349 INFO L444 ModelExtractionUtils]: 19 out of 31 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-11-25 18:21:56,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:21:56,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:21:56,376 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:21:56,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-25 18:21:56,403 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 18:21:56,421 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-25 18:21:56,421 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 18:21:56,422 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_wcsrchr_~wcs#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc6#1.base)_1) = -1*ULTIMATE.start_wcsrchr_~wcs#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc6#1.base)_1 Supporting invariants [] [2022-11-25 18:21:56,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-25 18:21:56,448 INFO L156 tatePredicateManager]: 3 out of 5 supporting invariants were superfluous and have been removed [2022-11-25 18:21:56,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:21:56,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:21:56,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-25 18:21:56,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:21:56,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:21:56,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-25 18:21:56,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:21:56,666 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 18:21:56,716 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-25 18:21:56,718 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 18:21:56,794 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 26 states and 30 transitions. Complement of second has 6 states. [2022-11-25 18:21:56,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-25 18:21:56,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 18:21:56,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2022-11-25 18:21:56,809 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 4 letters. [2022-11-25 18:21:56,810 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 18:21:56,810 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 7 letters. Loop has 4 letters. [2022-11-25 18:21:56,811 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 18:21:56,811 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 8 letters. [2022-11-25 18:21:56,811 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 18:21:56,812 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 30 transitions. [2022-11-25 18:21:56,817 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 18:21:56,820 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 0 states and 0 transitions. [2022-11-25 18:21:56,821 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-25 18:21:56,821 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-25 18:21:56,822 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-25 18:21:56,822 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 18:21:56,822 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 18:21:56,822 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 18:21:56,822 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 18:21:56,822 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-25 18:21:56,822 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-25 18:21:56,823 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 18:21:56,823 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-25 18:21:56,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 06:21:56 BoogieIcfgContainer [2022-11-25 18:21:56,837 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-25 18:21:56,838 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 18:21:56,838 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 18:21:56,838 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 18:21:56,839 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:21:53" (3/4) ... [2022-11-25 18:21:56,842 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 18:21:56,843 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 18:21:56,844 INFO L158 Benchmark]: Toolchain (without parser) took 4294.99ms. Allocated memory is still 197.1MB. Free memory was 150.6MB in the beginning and 78.4MB in the end (delta: 72.2MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. [2022-11-25 18:21:56,844 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:21:56,845 INFO L158 Benchmark]: CACSL2BoogieTranslator took 471.50ms. Allocated memory is still 197.1MB. Free memory was 150.4MB in the beginning and 133.8MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 18:21:56,846 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.33ms. Allocated memory is still 197.1MB. Free memory was 133.8MB in the beginning and 132.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 18:21:56,846 INFO L158 Benchmark]: Boogie Preprocessor took 26.72ms. Allocated memory is still 197.1MB. Free memory was 132.6MB in the beginning and 131.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:21:56,847 INFO L158 Benchmark]: RCFGBuilder took 363.05ms. Allocated memory is still 197.1MB. Free memory was 130.6MB in the beginning and 120.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-25 18:21:56,850 INFO L158 Benchmark]: BuchiAutomizer took 3384.31ms. Allocated memory is still 197.1MB. Free memory was 120.1MB in the beginning and 78.4MB in the end (delta: 41.7MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2022-11-25 18:21:56,851 INFO L158 Benchmark]: Witness Printer took 4.63ms. Allocated memory is still 197.1MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:21:56,861 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 471.50ms. Allocated memory is still 197.1MB. Free memory was 150.4MB in the beginning and 133.8MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.33ms. Allocated memory is still 197.1MB. Free memory was 133.8MB in the beginning and 132.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.72ms. Allocated memory is still 197.1MB. Free memory was 132.6MB in the beginning and 131.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 363.05ms. Allocated memory is still 197.1MB. Free memory was 130.6MB in the beginning and 120.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 3384.31ms. Allocated memory is still 197.1MB. Free memory was 120.1MB in the beginning and 78.4MB in the end (delta: 41.7MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. * Witness Printer took 4.63ms. Allocated memory is still 197.1MB. Free memory is still 78.4MB. 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 unknown-#length-unknown[__builtin_alloca (in_len*sizeof(int))] + -1 * wcs and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.8s. 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, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 9 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital146 mio100 ax100 hnf100 lsp95 ukn94 mio100 lsp49 div156 bol100 ite100 ukn100 eq169 hnf91 smp68 dnf100 smp100 tf100 neg99 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms 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! [2022-11-25 18:21:56,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-25 18:21:57,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c129f783-2ca0-497b-b7ba-101c5f224d58/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