./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-bwb/and-04.c --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_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/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_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-bwb/and-04.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/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_dc77c1fb-ba78-4c31-a8c2-e131893285c1/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 3a784e11bf73a2acfc7dcf1addce2ecbb061bf2a055ac7c7789f5cd2a0fe09f1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 17:50:43,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:50:43,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:50:43,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:50:43,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:50:43,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:50:43,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:50:43,712 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:50:43,714 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:50:43,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:50:43,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:50:43,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:50:43,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:50:43,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:50:43,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:50:43,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:50:43,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:50:43,726 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:50:43,728 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:50:43,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:50:43,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:50:43,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:50:43,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:50:43,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:50:43,742 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:50:43,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:50:43,743 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:50:43,744 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:50:43,745 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:50:43,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:50:43,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:50:43,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:50:43,749 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:50:43,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:50:43,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:50:43,753 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:50:43,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:50:43,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:50:43,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:50:43,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:50:43,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:50:43,769 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-25 17:50:43,827 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:50:43,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:50:43,832 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:50:43,833 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:50:43,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:50:43,835 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:50:43,835 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:50:43,835 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-25 17:50:43,835 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-25 17:50:43,836 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-25 17:50:43,837 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-25 17:50:43,837 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-25 17:50:43,837 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-25 17:50:43,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:50:43,838 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:50:43,838 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:50:43,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:50:43,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-25 17:50:43,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-25 17:50:43,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-25 17:50:43,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:50:43,840 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-25 17:50:43,840 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:50:43,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-25 17:50:43,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:50:43,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:50:43,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:50:43,841 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:50:43,843 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-25 17:50:43,843 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_dc77c1fb-ba78-4c31-a8c2-e131893285c1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a784e11bf73a2acfc7dcf1addce2ecbb061bf2a055ac7c7789f5cd2a0fe09f1 [2022-11-25 17:50:44,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:50:44,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:50:44,291 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:50:44,293 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:50:44,294 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:50:44,295 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/termination-bwb/and-04.c [2022-11-25 17:50:47,459 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:50:47,707 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:50:47,707 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/sv-benchmarks/c/termination-bwb/and-04.c [2022-11-25 17:50:47,714 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/data/b4ce6b577/aec7ca3408364ebab3225286060a7618/FLAGe4aaaa695 [2022-11-25 17:50:47,735 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/data/b4ce6b577/aec7ca3408364ebab3225286060a7618 [2022-11-25 17:50:47,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:50:47,744 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:50:47,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:50:47,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:50:47,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:50:47,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:50:47" (1/1) ... [2022-11-25 17:50:47,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f7ddb22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:47, skipping insertion in model container [2022-11-25 17:50:47,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:50:47" (1/1) ... [2022-11-25 17:50:47,787 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:50:47,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:50:47,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:50:47,970 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:50:47,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:50:47,991 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:50:47,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:47 WrapperNode [2022-11-25 17:50:47,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:50:47,993 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:50:47,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:50:47,994 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:50:48,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:47" (1/1) ... [2022-11-25 17:50:48,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:47" (1/1) ... [2022-11-25 17:50:48,025 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2022-11-25 17:50:48,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:50:48,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:50:48,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:50:48,027 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:50:48,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:47" (1/1) ... [2022-11-25 17:50:48,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:47" (1/1) ... [2022-11-25 17:50:48,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:47" (1/1) ... [2022-11-25 17:50:48,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:47" (1/1) ... [2022-11-25 17:50:48,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:47" (1/1) ... [2022-11-25 17:50:48,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:47" (1/1) ... [2022-11-25 17:50:48,044 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:47" (1/1) ... [2022-11-25 17:50:48,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:47" (1/1) ... [2022-11-25 17:50:48,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:50:48,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:50:48,047 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:50:48,048 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:50:48,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:47" (1/1) ... [2022-11-25 17:50:48,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:48,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:48,080 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:48,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-25 17:50:48,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:50:48,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:50:48,180 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:50:48,181 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:50:48,264 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:50:48,272 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:50:48,272 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 17:50:48,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:50:48 BoogieIcfgContainer [2022-11-25 17:50:48,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 17:50:48,275 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-25 17:50:48,275 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-25 17:50:48,279 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-25 17:50:48,280 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 17:50:48,280 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 05:50:47" (1/3) ... [2022-11-25 17:50:48,282 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@74a45100 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 05:50:48, skipping insertion in model container [2022-11-25 17:50:48,282 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 17:50:48,282 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:50:47" (2/3) ... [2022-11-25 17:50:48,282 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@74a45100 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 05:50:48, skipping insertion in model container [2022-11-25 17:50:48,282 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 17:50:48,283 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:50:48" (3/3) ... [2022-11-25 17:50:48,284 INFO L332 chiAutomizerObserver]: Analyzing ICFG and-04.c [2022-11-25 17:50:48,370 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-25 17:50:48,370 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-25 17:50:48,371 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-25 17:50:48,371 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-25 17:50:48,371 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-25 17:50:48,372 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-25 17:50:48,372 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-25 17:50:48,372 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-25 17:50:48,388 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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 17:50:48,412 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:50:48,412 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:50:48,413 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:50:48,417 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-25 17:50:48,417 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-25 17:50:48,418 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-25 17:50:48,418 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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 17:50:48,419 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:50:48,420 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:50:48,420 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:50:48,420 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-25 17:50:48,420 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-25 17:50:48,429 INFO L748 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1;havoc main_~x~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 7#L16-2true [2022-11-25 17:50:48,429 INFO L750 eck$LassoCheckResult]: Loop: 7#L16-2true assume !!(main_~x~0#1 > 5); 2#L16true assume !(10 != main_~x~0#1);main_~x~0#1 := main_~x~0#1 - 1; 7#L16-2true [2022-11-25 17:50:48,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:50:48,436 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-25 17:50:48,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:50:48,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828645535] [2022-11-25 17:50:48,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:50:48,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:50:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:50:48,521 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:50:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:50:48,540 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:50:48,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:50:48,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1330, now seen corresponding path program 1 times [2022-11-25 17:50:48,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:50:48,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559081591] [2022-11-25 17:50:48,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:50:48,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:50:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:50:48,559 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:50:48,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:50:48,564 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:50:48,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:50:48,566 INFO L85 PathProgramCache]: Analyzing trace with hash 925812, now seen corresponding path program 1 times [2022-11-25 17:50:48,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:50:48,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442487836] [2022-11-25 17:50:48,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:50:48,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:50:48,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:50:48,572 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:50:48,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:50:48,577 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:50:48,638 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:50:48,639 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:50:48,639 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:50:48,639 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:50:48,640 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 17:50:48,640 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:48,640 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:50:48,640 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:50:48,640 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-04.c_Iteration1_Loop [2022-11-25 17:50:48,640 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:50:48,641 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:50:48,658 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:50:48,724 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:50:48,727 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 17:50:48,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:48,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:48,749 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:48,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-25 17:50:48,752 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:50:48,752 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:50:48,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:48,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:48,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:48,795 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:48,805 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 17:50:48,805 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:50:48,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-25 17:50:48,847 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 17:50:48,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:48,856 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:50:48,856 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:50:48,856 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:50:48,856 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:50:48,857 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:50:48,857 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:48,857 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:50:48,857 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:50:48,857 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-04.c_Iteration1_Loop [2022-11-25 17:50:48,857 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:50:48,857 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:50:48,859 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:50:48,921 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:50:48,926 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:50:48,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:48,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:48,951 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:48,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:48,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:48,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:48,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:48,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:48,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:50:48,978 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:50:48,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:48,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-25 17:50:49,004 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 17:50:49,013 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2022-11-25 17:50:49,013 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-25 17:50:49,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:49,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:49,032 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:49,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-25 17:50:49,035 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 17:50:49,035 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-25 17:50:49,036 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 17:50:49,036 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0#1) = 1*ULTIMATE.start_main_~x~0#1 Supporting invariants [] [2022-11-25 17:50:49,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:49,045 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-25 17:50:49,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:50:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:50:49,101 WARN L261 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:50:49,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:50:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:50:49,121 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 17:50:49,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:50:49,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:50:49,168 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-11-25 17:50:49,171 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:50:49,224 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 38 states and 55 transitions. Complement of second has 6 states. [2022-11-25 17:50:49,227 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 17:50:49,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:50:49,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 27 transitions. [2022-11-25 17:50:49,235 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 2 letters. Loop has 2 letters. [2022-11-25 17:50:49,236 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:50:49,236 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 4 letters. Loop has 2 letters. [2022-11-25 17:50:49,237 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:50:49,237 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 2 letters. Loop has 4 letters. [2022-11-25 17:50:49,237 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:50:49,238 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 55 transitions. [2022-11-25 17:50:49,241 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:50:49,245 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 14 states and 20 transitions. [2022-11-25 17:50:49,246 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-11-25 17:50:49,247 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2022-11-25 17:50:49,247 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 20 transitions. [2022-11-25 17:50:49,248 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 17:50:49,248 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 20 transitions. [2022-11-25 17:50:49,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 20 transitions. [2022-11-25 17:50:49,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 13. [2022-11-25 17:50:49,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 12 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:50:49,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 19 transitions. [2022-11-25 17:50:49,276 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 19 transitions. [2022-11-25 17:50:49,276 INFO L428 stractBuchiCegarLoop]: Abstraction has 13 states and 19 transitions. [2022-11-25 17:50:49,276 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-25 17:50:49,276 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 19 transitions. [2022-11-25 17:50:49,277 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:50:49,277 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:50:49,277 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:50:49,279 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-25 17:50:49,279 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-25 17:50:49,279 INFO L748 eck$LassoCheckResult]: Stem: 92#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 93#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1;havoc main_~x~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 96#L16-2 assume !!(main_~x~0#1 > 5); 84#L16 assume 10 != main_~x~0#1; 85#L17 assume 0 == main_~x~0#1 || 0 == main_~x~0#1 - 1;main_#t~nondet1#1 := 0; 89#L17-4 [2022-11-25 17:50:49,280 INFO L750 eck$LassoCheckResult]: Loop: 89#L17-4 main_~x~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 94#L16-2 assume !!(main_~x~0#1 > 5); 95#L16 assume 10 != main_~x~0#1; 90#L17 assume 0 == main_~x~0#1 || 0 == main_~x~0#1 - 1;main_#t~nondet1#1 := 0; 89#L17-4 [2022-11-25 17:50:49,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:50:49,280 INFO L85 PathProgramCache]: Analyzing trace with hash 28699755, now seen corresponding path program 1 times [2022-11-25 17:50:49,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:50:49,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707863859] [2022-11-25 17:50:49,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:50:49,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:50:49,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:50:49,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:50:49,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:50:49,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707863859] [2022-11-25 17:50:49,331 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707863859] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:50:49,331 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:50:49,332 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 17:50:49,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462292978] [2022-11-25 17:50:49,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:50:49,335 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-25 17:50:49,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:50:49,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1709109, now seen corresponding path program 1 times [2022-11-25 17:50:49,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:50:49,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942707333] [2022-11-25 17:50:49,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:50:49,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:50:49,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:50:49,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:50:49,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:50:49,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942707333] [2022-11-25 17:50:49,363 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942707333] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:50:49,363 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:50:49,363 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 17:50:49,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546914470] [2022-11-25 17:50:49,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:50:49,364 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-25 17:50:49,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:50:49,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:50:49,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:50:49,368 INFO L87 Difference]: Start difference. First operand 13 states and 19 transitions. cyclomatic complexity: 8 Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:50:49,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:50:49,384 INFO L93 Difference]: Finished difference Result 14 states and 17 transitions. [2022-11-25 17:50:49,384 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 17 transitions. [2022-11-25 17:50:49,385 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-11-25 17:50:49,386 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 14 states and 17 transitions. [2022-11-25 17:50:49,386 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-11-25 17:50:49,386 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2022-11-25 17:50:49,386 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 17 transitions. [2022-11-25 17:50:49,386 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 17:50:49,387 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-11-25 17:50:49,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 17 transitions. [2022-11-25 17:50:49,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 11. [2022-11-25 17:50:49,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:50:49,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2022-11-25 17:50:49,389 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11 states and 14 transitions. [2022-11-25 17:50:49,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:50:49,390 INFO L428 stractBuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2022-11-25 17:50:49,390 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-25 17:50:49,391 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2022-11-25 17:50:49,391 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:50:49,391 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:50:49,391 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:50:49,392 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-25 17:50:49,392 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-25 17:50:49,392 INFO L748 eck$LassoCheckResult]: Stem: 124#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 125#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1;havoc main_~x~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 128#L16-2 assume !!(main_~x~0#1 > 5); 118#L16 assume 10 != main_~x~0#1; 119#L17 [2022-11-25 17:50:49,393 INFO L750 eck$LassoCheckResult]: Loop: 119#L17 assume !(0 == main_~x~0#1 || 0 == main_~x~0#1 - 1); 122#L17-2 assume !(main_~x~0#1 == main_~x~0#1 - 1);main_#t~nondet1#1 := ~bitwiseAnd(main_~x~0#1, main_~x~0#1 - 1);assume (main_~x~0#1 < 0 || main_~x~0#1 - 1 < 0) || (main_#t~nondet1#1 <= main_~x~0#1 && main_#t~nondet1#1 <= main_~x~0#1 - 1);assume (main_~x~0#1 < 0 && main_~x~0#1 - 1 < 0) || main_#t~nondet1#1 >= 0;assume (main_~x~0#1 >= 0 && main_~x~0#1 - 1 >= 0) || main_#t~nondet1#1 > main_~x~0#1 + (main_~x~0#1 - 1); 123#L17-4 main_~x~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 126#L16-2 assume !!(main_~x~0#1 > 5); 127#L16 assume 10 != main_~x~0#1; 119#L17 [2022-11-25 17:50:49,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:50:49,393 INFO L85 PathProgramCache]: Analyzing trace with hash 925798, now seen corresponding path program 1 times [2022-11-25 17:50:49,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:50:49,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127430236] [2022-11-25 17:50:49,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:50:49,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:50:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:50:49,399 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:50:49,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:50:49,402 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:50:49,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:50:49,403 INFO L85 PathProgramCache]: Analyzing trace with hash 46916375, now seen corresponding path program 1 times [2022-11-25 17:50:49,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:50:49,404 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084183449] [2022-11-25 17:50:49,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:50:49,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:50:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:50:49,412 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:50:49,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:50:49,418 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:50:49,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:50:49,419 INFO L85 PathProgramCache]: Analyzing trace with hash 585841106, now seen corresponding path program 1 times [2022-11-25 17:50:49,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:50:49,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342518703] [2022-11-25 17:50:49,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:50:49,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:50:49,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:50:49,429 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:50:49,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:50:49,437 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:50:49,524 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:50:49,524 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:50:49,524 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:50:49,525 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:50:49,525 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 17:50:49,525 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:49,525 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:50:49,525 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:50:49,525 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-04.c_Iteration3_Loop [2022-11-25 17:50:49,526 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:50:49,526 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:50:49,527 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:50:49,539 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:50:49,615 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:50:49,615 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 17:50:49,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:49,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:49,617 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:49,636 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:50:49,636 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:50:49,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-25 17:50:49,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-11-25 17:50:49,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:49,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:49,666 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:49,675 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 17:50:49,675 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:50:49,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-25 17:50:49,749 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 17:50:49,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:49,754 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:50:49,755 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:50:49,755 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:50:49,755 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:50:49,755 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:50:49,755 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:49,755 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:50:49,755 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:50:49,755 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-04.c_Iteration3_Loop [2022-11-25 17:50:49,755 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:50:49,755 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:50:49,757 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:50:49,771 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:50:49,858 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:50:49,858 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:50:49,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:49,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:49,863 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:49,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:49,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:49,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:49,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:49,885 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-11-25 17:50:49,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:50:49,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-25 17:50:49,891 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-25 17:50:49,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:49,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:49,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:49,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:49,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:49,921 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:49,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:49,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:49,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:49,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:49,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:49,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:50:49,951 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:50:49,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:49,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-25 17:50:49,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:49,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:49,959 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-25 17:50:49,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:49,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:49,961 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:49,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-25 17:50:49,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:49,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:49,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:49,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:49,984 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-11-25 17:50:49,984 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:50:49,989 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 17:50:49,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:50,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:50,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:50,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:50,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:50,025 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:50,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:50,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-25 17:50:50,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:50,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:50,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:50,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:50,060 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:50:50,062 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:50:50,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:50,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-11-25 17:50:50,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:50,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:50,084 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-25 17:50:50,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:50,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:50,086 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:50,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:50,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:50,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:50,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:50,114 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-11-25 17:50:50,114 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:50:50,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-25 17:50:50,132 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-25 17:50:50,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:50,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:50,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:50,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:50,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:50,181 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:50,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:50,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:50,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:50,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:50,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:50,205 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:50:50,207 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:50:50,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:50,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-25 17:50:50,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:50,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:50,221 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-25 17:50:50,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:50,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:50,222 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:50,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:50,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:50,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:50,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:50,239 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-11-25 17:50:50,239 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:50:50,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-25 17:50:50,246 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2022-11-25 17:50:50,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:50,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:50,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:50,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:50,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:50,274 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:50,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:50,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:50,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:50,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:50,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:50,298 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:50:50,299 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:50:50,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:50,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-25 17:50:50,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:50,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:50,323 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-25 17:50:50,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:50,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:50,325 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:50,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:50,346 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:50:50,346 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:50:50,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:50,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:50,347 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-11-25 17:50:50,347 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:50:50,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-25 17:50:50,359 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 17:50:50,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:50,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:50,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:50,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:50,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:50,402 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:50,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:50,428 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:50:50,429 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:50:50,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:50,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:50,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:50,429 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:50:50,431 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:50:50,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:50,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-25 17:50:50,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:50,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:50,459 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-25 17:50:50,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:50,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:50,460 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:50,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:50,478 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:50:50,478 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 17:50:50,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:50,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:50,479 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-11-25 17:50:50,479 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:50:50,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-25 17:50:50,488 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-25 17:50:50,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:50,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:50,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:50,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:50,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:50,532 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:50,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-25 17:50:50,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:50,553 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:50:50,553 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 17:50:50,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:50,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:50,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:50,554 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:50:50,556 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:50:50,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:50,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:50,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:50,583 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-25 17:50:50,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:50,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:50,584 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:50,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:50,614 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:50:50,614 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:50:50,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:50,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:50,615 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-11-25 17:50:50,615 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:50:50,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-25 17:50:50,629 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2022-11-25 17:50:50,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:50,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:50,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:50,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:50,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:50,683 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:50,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-25 17:50:50,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:50,711 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:50:50,711 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:50:50,711 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:50,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:50,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:50,712 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:50:50,715 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:50:50,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:50,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:50,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:50,747 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-25 17:50:50,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:50,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:50,748 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:50,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:50,768 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:50:50,768 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:50:50,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:50,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-25 17:50:50,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:50,768 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-11-25 17:50:50,768 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:50:50,774 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-25 17:50:50,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:50,798 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:50,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:50,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:50,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:50,808 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:50,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:50,828 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:50:50,828 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:50:50,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:50,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:50,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:50,829 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:50:50,830 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:50:50,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:50,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-25 17:50:50,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:50,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:50,854 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-25 17:50:50,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:50,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:50,856 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:50,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:50,876 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:50:50,876 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:50:50,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:50,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:50,877 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-11-25 17:50:50,877 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 17:50:50,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-25 17:50:50,890 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-11-25 17:50:50,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:50,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:50,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:50,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:50,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:50,937 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:50,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:50,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-25 17:50:50,958 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:50:50,958 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 17:50:50,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:50,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:50,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:50,959 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 17:50:50,961 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:50:50,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:50,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:50,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:51,015 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:50:51,015 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:50:51,015 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:50:51,015 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:50:51,016 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 17:50:51,016 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:51,016 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:50:51,016 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:50:51,016 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-04.c_Iteration3_Lasso [2022-11-25 17:50:51,016 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:50:51,016 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:50:51,018 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:50:51,038 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:50:51,042 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:50:51,045 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:50:51,162 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:50:51,163 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 17:50:51,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:51,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:51,164 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:51,169 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 17:50:51,169 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:50:51,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-25 17:50:51,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:51,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:51,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:51,217 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:51,221 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 17:50:51,221 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 17:50:51,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-25 17:50:51,355 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 17:50:51,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:51,364 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:50:51,364 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:50:51,364 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:50:51,365 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:50:51,365 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:50:51,365 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:51,365 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:50:51,365 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:50:51,365 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-04.c_Iteration3_Lasso [2022-11-25 17:50:51,365 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:50:51,365 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:50:51,367 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:50:51,372 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:50:51,388 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:50:51,391 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:50:51,508 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:50:51,508 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:50:51,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:51,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:51,510 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:51,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:51,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-25 17:50:51,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:51,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:51,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:51,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:51,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:50:51,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:50:51,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:51,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:51,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:51,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:51,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:51,557 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:51,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:51,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-25 17:50:51,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:51,576 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-25 17:50:51,576 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-11-25 17:50:51,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:50:51,597 INFO L401 nArgumentSynthesizer]: We have 56 Motzkin's Theorem applications. [2022-11-25 17:50:51,597 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-11-25 17:50:51,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:51,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:51,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:51,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:51,671 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:51,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:51,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-25 17:50:51,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:51,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:51,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:51,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:51,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:50:51,696 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:50:51,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:51,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:51,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:51,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:51,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:51,719 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:51,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:51,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:51,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:51,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:51,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:51,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:50:51,739 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:50:51,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:51,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-25 17:50:51,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:51,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:51,760 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-25 17:50:51,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:51,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:51,762 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:51,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:51,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-25 17:50:51,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:51,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:51,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:51,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:51,782 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:50:51,783 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:50:51,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:51,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:51,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:51,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:51,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:51,809 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:51,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:51,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-25 17:50:51,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:51,828 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-25 17:50:51,828 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-11-25 17:50:51,828 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:50:51,863 INFO L401 nArgumentSynthesizer]: We have 84 Motzkin's Theorem applications. [2022-11-25 17:50:51,863 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-25 17:50:51,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:51,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:51,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:51,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:51,951 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:51,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:51,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-25 17:50:51,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:51,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:51,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:51,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:51,970 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:50:51,970 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:50:51,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:51,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:52,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:52,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:52,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:52,008 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:52,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:52,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-25 17:50:52,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:52,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:52,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:52,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:52,033 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:50:52,034 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:50:52,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:52,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:52,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:52,060 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-25 17:50:52,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:52,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:52,062 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:52,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:52,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-25 17:50:52,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:52,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:52,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:52,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:52,085 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:50:52,087 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:50:52,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:52,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:52,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:52,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:52,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:52,127 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:52,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:52,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-25 17:50:52,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:52,148 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-25 17:50:52,148 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-11-25 17:50:52,149 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:50:52,190 INFO L401 nArgumentSynthesizer]: We have 112 Motzkin's Theorem applications. [2022-11-25 17:50:52,190 INFO L402 nArgumentSynthesizer]: A total of 16 supporting invariants were added. [2022-11-25 17:50:52,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:52,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:52,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:52,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:52,300 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:52,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:52,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-25 17:50:52,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:52,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:52,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:52,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:52,318 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:50:52,319 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:50:52,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:52,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:52,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:52,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:52,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:52,340 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:52,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-25 17:50:52,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:52,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:52,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:52,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:52,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:52,359 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 17:50:52,360 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 17:50:52,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:52,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:52,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:52,379 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-25 17:50:52,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:52,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:52,380 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:52,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:52,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-25 17:50:52,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:52,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:52,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:52,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:52,404 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:50:52,405 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:50:52,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:52,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:52,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:52,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:52,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:52,432 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:52,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:52,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:52,449 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-25 17:50:52,449 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-11-25 17:50:52,449 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:50:52,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-25 17:50:52,486 INFO L401 nArgumentSynthesizer]: We have 140 Motzkin's Theorem applications. [2022-11-25 17:50:52,486 INFO L402 nArgumentSynthesizer]: A total of 20 supporting invariants were added. [2022-11-25 17:50:52,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:52,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:52,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:52,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:52,602 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:52,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:52,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:52,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:52,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:52,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:52,619 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:50:52,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-25 17:50:52,620 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:50:52,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:52,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:52,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:52,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:52,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:52,634 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:52,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:52,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-25 17:50:52,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:50:52,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:52,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:52,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:52,652 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 17:50:52,652 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 17:50:52,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:52,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:52,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:52,670 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-25 17:50:52,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:52,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:52,672 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:52,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:52,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-25 17:50:52,692 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:50:52,692 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:50:52,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:50:52,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:50:52,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:50:52,693 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:50:52,695 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 17:50:52,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:50:52,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:50:52,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:52,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:52,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:52,710 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:52,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:50:52,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-25 17:50:52,728 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 17:50:52,728 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 17:50:52,728 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-25 17:50:52,728 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-11-25 17:50:52,728 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 17:50:52,753 INFO L401 nArgumentSynthesizer]: We have 84 Motzkin's Theorem applications. [2022-11-25 17:50:52,753 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-25 17:50:52,899 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 17:50:53,093 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2022-11-25 17:50:53,093 INFO L444 ModelExtractionUtils]: 4 out of 30 variables were initially zero. Simplification set additionally 20 variables to zero. [2022-11-25 17:50:53,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:50:53,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:50:53,095 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:50:53,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-25 17:50:53,102 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 17:50:53,157 INFO L438 nArgumentSynthesizer]: Removed 11 redundant supporting invariants from a total of 12. [2022-11-25 17:50:53,157 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 17:50:53,157 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 1*ULTIMATE.start_main_~x~0#1 f1 = -1*ULTIMATE.start_main_~x~0#1 Supporting invariants [1*ULTIMATE.start_main_~x~0#1 >= 0] [2022-11-25 17:50:53,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:53,177 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2022-11-25 17:50:53,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:50:53,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:50:53,233 WARN L261 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-25 17:50:53,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:50:53,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:50:53,275 WARN L261 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-25 17:50:53,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:50:53,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-25 17:50:53,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:50:53,549 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2022-11-25 17:50:53,549 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 5 Second operand has 7 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 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) [2022-11-25 17:50:53,738 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 5. Second operand has 7 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 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 18 states and 23 transitions. Complement of second has 8 states. [2022-11-25 17:50:53,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-25 17:50:53,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 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) [2022-11-25 17:50:53,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 14 transitions. [2022-11-25 17:50:53,741 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 14 transitions. Stem has 4 letters. Loop has 5 letters. [2022-11-25 17:50:53,742 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:50:53,742 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 14 transitions. Stem has 9 letters. Loop has 5 letters. [2022-11-25 17:50:53,742 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:50:53,742 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 14 transitions. Stem has 4 letters. Loop has 10 letters. [2022-11-25 17:50:53,743 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:50:53,743 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 23 transitions. [2022-11-25 17:50:53,744 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 17:50:53,744 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2022-11-25 17:50:53,744 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-25 17:50:53,744 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-25 17:50:53,744 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-25 17:50:53,744 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 17:50:53,744 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 17:50:53,745 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 17:50:53,745 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 17:50:53,745 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-25 17:50:53,745 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-25 17:50:53,745 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 17:50:53,745 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-25 17:50:53,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 05:50:53 BoogieIcfgContainer [2022-11-25 17:50:53,756 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-25 17:50:53,757 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 17:50:53,758 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 17:50:53,758 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 17:50:53,758 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:50:48" (3/4) ... [2022-11-25 17:50:53,762 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 17:50:53,762 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 17:50:53,763 INFO L158 Benchmark]: Toolchain (without parser) took 6019.29ms. Allocated memory was 134.2MB in the beginning and 197.1MB in the end (delta: 62.9MB). Free memory was 67.8MB in the beginning and 139.1MB in the end (delta: -71.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:50:53,763 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 134.2MB. Free memory was 107.9MB in the beginning and 107.7MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:50:53,764 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.19ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 67.7MB in the beginning and 128.3MB in the end (delta: -60.7MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2022-11-25 17:50:53,764 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.37ms. Allocated memory is still 163.6MB. Free memory was 128.3MB in the beginning and 127.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:50:53,765 INFO L158 Benchmark]: Boogie Preprocessor took 20.23ms. Allocated memory is still 163.6MB. Free memory was 127.0MB in the beginning and 125.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:50:53,766 INFO L158 Benchmark]: RCFGBuilder took 226.99ms. Allocated memory is still 163.6MB. Free memory was 125.5MB in the beginning and 117.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-25 17:50:53,766 INFO L158 Benchmark]: BuchiAutomizer took 5481.31ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 116.5MB in the beginning and 140.2MB in the end (delta: -23.6MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2022-11-25 17:50:53,766 INFO L158 Benchmark]: Witness Printer took 4.82ms. Allocated memory is still 197.1MB. Free memory was 140.2MB in the beginning and 139.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:50:53,769 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 134.2MB. Free memory was 107.9MB in the beginning and 107.7MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.19ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 67.7MB in the beginning and 128.3MB in the end (delta: -60.7MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.37ms. Allocated memory is still 163.6MB. Free memory was 128.3MB in the beginning and 127.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.23ms. Allocated memory is still 163.6MB. Free memory was 127.0MB in the beginning and 125.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 226.99ms. Allocated memory is still 163.6MB. Free memory was 125.5MB in the beginning and 117.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 5481.31ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 116.5MB in the beginning and 140.2MB in the end (delta: -23.6MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * Witness Printer took 4.82ms. Allocated memory is still 197.1MB. Free memory was 140.2MB in the beginning and 139.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function x and consists of 4 locations. One deterministic module has 2-phase ranking function (if x > 0 then 1 else 0), (if x > 0 then x else -1 * x) and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.4s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 4.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 20 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 46 IncrementalHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 13 mSDtfsCounter, 46 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI1 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital17 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq151 hnf96 smp100 dnf175 smp90 tf105 neg93 sie127 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 163ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 4 SupportingInvariants: 20 MotzkinApplications: 140 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-25 17:50:53,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc77c1fb-ba78-4c31-a8c2-e131893285c1/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