./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Bangalore_v4.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_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/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_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Bangalore_v4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/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_4c74e155-9681-47ce-ad8e-81b600aaab19/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 5cc55b361d4f01def0eda607149a19c4785fee68e7824d0210bdec8ce7b04371 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 18:33:47,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:33:47,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:33:47,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:33:47,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:33:47,852 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:33:47,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:33:47,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:33:47,861 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:33:47,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:33:47,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:33:47,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:33:47,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:33:47,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:33:47,873 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:33:47,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:33:47,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:33:47,876 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:33:47,880 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:33:47,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:33:47,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:33:47,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:33:47,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:33:47,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:33:47,903 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:33:47,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:33:47,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:33:47,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:33:47,906 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:33:47,907 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:33:47,908 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:33:47,909 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:33:47,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:33:47,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:33:47,913 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:33:47,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:33:47,914 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:33:47,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:33:47,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:33:47,916 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:33:47,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:33:47,918 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-25 18:33:47,962 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:33:47,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:33:47,964 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:33:47,964 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:33:47,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:33:47,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:33:47,966 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:33:47,966 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-25 18:33:47,966 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-25 18:33:47,967 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-25 18:33:47,968 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-25 18:33:47,968 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-25 18:33:47,968 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-25 18:33:47,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:33:47,969 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 18:33:47,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:33:47,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:33:47,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-25 18:33:47,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-25 18:33:47,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-25 18:33:47,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 18:33:47,970 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-25 18:33:47,971 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:33:47,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-25 18:33:47,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:33:47,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:33:47,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:33:47,973 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 18:33:47,975 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-25 18:33:47,976 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_4c74e155-9681-47ce-ad8e-81b600aaab19/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cc55b361d4f01def0eda607149a19c4785fee68e7824d0210bdec8ce7b04371 [2022-11-25 18:33:48,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:33:48,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:33:48,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:33:48,301 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:33:48,301 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:33:48,302 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2022-11-25 18:33:51,441 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:33:51,634 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:33:51,635 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2022-11-25 18:33:51,641 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/data/3243a04fd/53c109876968450da235948e49bb3c8d/FLAGc4ca42c56 [2022-11-25 18:33:51,658 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/data/3243a04fd/53c109876968450da235948e49bb3c8d [2022-11-25 18:33:51,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:33:51,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:33:51,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:33:51,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:33:51,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:33:51,670 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:33:51" (1/1) ... [2022-11-25 18:33:51,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@587a1746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:51, skipping insertion in model container [2022-11-25 18:33:51,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:33:51" (1/1) ... [2022-11-25 18:33:51,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:33:51,693 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:33:51,846 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:33:51,855 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 18:33:51,871 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:33:51,886 INFO L208 MainTranslator]: Completed translation [2022-11-25 18:33:51,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:51 WrapperNode [2022-11-25 18:33:51,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:33:51,889 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 18:33:51,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 18:33:51,890 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 18:33:51,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:51" (1/1) ... [2022-11-25 18:33:51,905 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:51" (1/1) ... [2022-11-25 18:33:51,923 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2022-11-25 18:33:51,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 18:33:51,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 18:33:51,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 18:33:51,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 18:33:51,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:51" (1/1) ... [2022-11-25 18:33:51,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:51" (1/1) ... [2022-11-25 18:33:51,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:51" (1/1) ... [2022-11-25 18:33:51,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:51" (1/1) ... [2022-11-25 18:33:51,939 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:51" (1/1) ... [2022-11-25 18:33:51,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:51" (1/1) ... [2022-11-25 18:33:51,946 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:51" (1/1) ... [2022-11-25 18:33:51,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:51" (1/1) ... [2022-11-25 18:33:51,948 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 18:33:51,949 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 18:33:51,949 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 18:33:51,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 18:33:51,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:51" (1/1) ... [2022-11-25 18:33:51,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:51,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:51,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:52,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-25 18:33:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 18:33:52,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 18:33:52,106 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 18:33:52,108 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 18:33:52,193 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 18:33:52,200 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 18:33:52,200 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 18:33:52,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:33:52 BoogieIcfgContainer [2022-11-25 18:33:52,204 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 18:33:52,206 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-25 18:33:52,206 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-25 18:33:52,211 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-25 18:33:52,212 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 18:33:52,212 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 06:33:51" (1/3) ... [2022-11-25 18:33:52,213 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5b59403c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 06:33:52, skipping insertion in model container [2022-11-25 18:33:52,213 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 18:33:52,214 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:51" (2/3) ... [2022-11-25 18:33:52,216 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5b59403c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 06:33:52, skipping insertion in model container [2022-11-25 18:33:52,217 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 18:33:52,217 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:33:52" (3/3) ... [2022-11-25 18:33:52,221 INFO L332 chiAutomizerObserver]: Analyzing ICFG Bangalore_v4.c [2022-11-25 18:33:52,319 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-25 18:33:52,319 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-25 18:33:52,319 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-25 18:33:52,320 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-25 18:33:52,320 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-25 18:33:52,320 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-25 18:33:52,320 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-25 18:33:52,320 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-25 18:33:52,325 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 18:33:52,345 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-25 18:33:52,346 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 18:33:52,346 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 18:33:52,351 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-25 18:33:52,352 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-25 18:33:52,352 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-25 18:33:52,352 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 18:33:52,354 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-25 18:33:52,354 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 18:33:52,354 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 18:33:52,355 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-25 18:33:52,355 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-25 18:33:52,364 INFO L748 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#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, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 2#L16true assume main_~y~0#1 > main_~x~0#1; 4#L17-2true [2022-11-25 18:33:52,364 INFO L750 eck$LassoCheckResult]: Loop: 4#L17-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1; 4#L17-2true [2022-11-25 18:33:52,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:33:52,378 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2022-11-25 18:33:52,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:33:52,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157974704] [2022-11-25 18:33:52,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:33:52,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:33:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:33:52,494 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:33:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:33:52,529 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:33:52,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:33:52,532 INFO L85 PathProgramCache]: Analyzing trace with hash 45, now seen corresponding path program 1 times [2022-11-25 18:33:52,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:33:52,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845153699] [2022-11-25 18:33:52,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:33:52,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:33:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:33:52,554 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:33:52,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:33:52,562 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:33:52,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:33:52,574 INFO L85 PathProgramCache]: Analyzing trace with hash 925612, now seen corresponding path program 1 times [2022-11-25 18:33:52,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:33:52,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664330499] [2022-11-25 18:33:52,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:33:52,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:33:52,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:33:52,582 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:33:52,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:33:52,587 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:33:52,720 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:33:52,721 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:33:52,721 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:33:52,721 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:33:52,721 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 18:33:52,721 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:52,722 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:33:52,722 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:33:52,722 INFO L133 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4.c_Iteration1_Lasso [2022-11-25 18:33:52,722 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:33:52,723 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:33:52,755 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:33:52,767 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:33:52,778 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:33:52,782 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:33:52,787 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:33:52,790 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:33:52,862 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:33:52,863 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 18:33:52,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:52,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:52,870 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:52,887 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 18:33:52,887 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:33:52,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-25 18:33:52,919 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 18:33:52,919 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 18:33:52,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:52,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:52,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:52,935 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:52,940 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 18:33:52,940 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:33:52,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-25 18:33:52,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:52,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:52,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:52,998 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:53,008 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 18:33:53,009 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:33:53,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-25 18:33:53,150 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 18:33:53,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-11-25 18:33:53,157 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:33:53,157 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:33:53,157 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:33:53,157 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:33:53,157 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 18:33:53,158 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:53,158 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:33:53,158 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:33:53,158 INFO L133 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4.c_Iteration1_Lasso [2022-11-25 18:33:53,158 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:33:53,158 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:33:53,161 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:33:53,166 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:33:53,179 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:33:53,186 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:33:53,191 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:33:53,213 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:33:53,303 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:33:53,308 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 18:33:53,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:53,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:53,318 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:53,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-25 18:33:53,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:53,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:53,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:53,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:53,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:33:53,344 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:33:53,344 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 18:33:53,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:53,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:53,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:53,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:53,369 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:53,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:53,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:53,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:53,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:53,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:33:53,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:33:53,407 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 18:33:53,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-25 18:33:53,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:53,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:53,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:53,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:53,448 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:53,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:53,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-25 18:33:53,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:53,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:53,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:53,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:53,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:33:53,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:33:53,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:53,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:53,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:53,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:53,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:53,492 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:53,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-25 18:33:53,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:53,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:53,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:53,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:53,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:53,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:33:53,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:33:53,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:53,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:53,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:53,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:53,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:53,537 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:53,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-25 18:33:53,539 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 18:33:53,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:53,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:53,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:53,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:33:53,554 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:33:53,554 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 18:33:53,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:53,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:53,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:53,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:53,590 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:53,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-25 18:33:53,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:53,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:53,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:53,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:53,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:53,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:33:53,605 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:33:53,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:53,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:53,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:53,615 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-25 18:33:53,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:53,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:53,617 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:53,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-25 18:33:53,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:53,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:53,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:53,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:53,632 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:33:53,636 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-25 18:33:53,637 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-25 18:33:53,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:53,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:53,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:53,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:53,657 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:53,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:53,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:53,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:53,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:53,681 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:33:53,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-25 18:33:53,688 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-25 18:33:53,688 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-25 18:33:53,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:53,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:53,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:53,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:53,737 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:53,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:53,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:53,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:53,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:53,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:53,766 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:33:53,767 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:33:53,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:53,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-25 18:33:53,798 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:53,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:53,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:53,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:53,809 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:53,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-25 18:33:53,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:53,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:53,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:53,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:53,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:53,872 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:33:53,873 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:33:53,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:53,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:53,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:53,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:53,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:53,892 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:53,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-25 18:33:53,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:53,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:53,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:53,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:53,910 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:33:53,914 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-25 18:33:53,915 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-25 18:33:53,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:53,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:53,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:53,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:53,943 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:53,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-25 18:33:53,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:53,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:53,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:53,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:53,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:53,959 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:33:53,960 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:33:53,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:53,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:53,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:53,979 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-25 18:33:53,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:53,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:53,981 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:53,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-25 18:33:53,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:54,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,002 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:54,007 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 18:33:54,007 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 18:33:54,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,028 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-25 18:33:54,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:54,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,054 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:54,061 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 18:33:54,061 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 18:33:54,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,085 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-25 18:33:54,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:54,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:54,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,120 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:54,121 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:33:54,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:54,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,154 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-25 18:33:54,186 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:54,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:54,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,187 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:54,188 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:33:54,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:54,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,204 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-25 18:33:54,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:54,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,224 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:54,236 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 18:33:54,236 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 18:33:54,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,257 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-25 18:33:54,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:54,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:54,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,277 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:54,278 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:33:54,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:54,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,311 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-25 18:33:54,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,314 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-25 18:33:54,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:54,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,346 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:33:54,351 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-25 18:33:54,351 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-25 18:33:54,374 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,385 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-25 18:33:54,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:54,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,403 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:33:54,427 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-25 18:33:54,427 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-25 18:33:54,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,465 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:54,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:54,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,482 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:33:54,483 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:33:54,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:54,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-25 18:33:54,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,508 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:54,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:54,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,530 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:33:54,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-25 18:33:54,532 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:33:54,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:54,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,552 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-25 18:33:54,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:54,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,570 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:33:54,575 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-25 18:33:54,575 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-25 18:33:54,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,609 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:33:54,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:54,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,627 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:33:54,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-25 18:33:54,631 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:33:54,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:54,642 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,646 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-25 18:33:54,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,648 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,666 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:54,666 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:33:54,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,667 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:33:54,670 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-25 18:33:54,671 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-25 18:33:54,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-25 18:33:54,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,709 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,726 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:54,726 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:33:54,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,727 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:33:54,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-25 18:33:54,731 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-25 18:33:54,731 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-25 18:33:54,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,770 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,787 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:54,788 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:33:54,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:54,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,788 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:33:54,790 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:33:54,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:54,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-25 18:33:54,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,810 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-25 18:33:54,827 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:54,827 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:33:54,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:54,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,828 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:33:54,828 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:33:54,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:54,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,857 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,874 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:54,874 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:33:54,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,874 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:33:54,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-25 18:33:54,878 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-25 18:33:54,879 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-25 18:33:54,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,908 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:54,926 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:54,927 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:33:54,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:54,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,927 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:33:54,928 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:33:54,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:54,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-25 18:33:54,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:54,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:54,951 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-25 18:33:54,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:54,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:54,952 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:54,960 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 18:33:54,973 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:54,973 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 18:33:54,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:54,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:54,974 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:54,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-25 18:33:54,978 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 18:33:54,978 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 18:33:55,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,008 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-25 18:33:55,026 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,026 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 18:33:55,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,026 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:55,033 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 18:33:55,033 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 18:33:55,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,068 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-25 18:33:55,087 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,088 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 18:33:55,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:55,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,088 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:55,090 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:33:55,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:55,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,114 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-25 18:33:55,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,132 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 18:33:55,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:55,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,133 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:55,134 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:33:55,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:55,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,173 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,190 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 18:33:55,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,190 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:55,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-25 18:33:55,194 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 18:33:55,195 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 18:33:55,214 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,224 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-25 18:33:55,243 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,243 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 18:33:55,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:55,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,244 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:55,245 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:33:55,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:55,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,265 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-25 18:33:55,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,267 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,284 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,284 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:33:55,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,284 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:33:55,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-25 18:33:55,290 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-25 18:33:55,290 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-25 18:33:55,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,323 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,341 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,341 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:33:55,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,341 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:33:55,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-25 18:33:55,353 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-25 18:33:55,354 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-25 18:33:55,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,388 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,406 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,406 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:33:55,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:55,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,406 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:33:55,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-25 18:33:55,409 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:33:55,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:55,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,427 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-25 18:33:55,448 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,448 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:33:55,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:55,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,449 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:33:55,451 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:33:55,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:55,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,480 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,498 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,498 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:33:55,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-25 18:33:55,498 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:33:55,504 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-25 18:33:55,504 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-25 18:33:55,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,528 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-25 18:33:55,549 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,549 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:33:55,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:55,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,550 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:33:55,552 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:33:55,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:55,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,575 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-25 18:33:55,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,576 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,595 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,595 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:33:55,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,595 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:55,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-25 18:33:55,599 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 18:33:55,599 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 18:33:55,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,617 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,634 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,634 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:33:55,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,635 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:55,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-25 18:33:55,640 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 18:33:55,640 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 18:33:55,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,680 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-25 18:33:55,697 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,697 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:33:55,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:55,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,698 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:55,699 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:33:55,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:55,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,720 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,736 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,737 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:33:55,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:55,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,737 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:55,738 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:33:55,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:55,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-25 18:33:55,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,758 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,775 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,775 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:33:55,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,776 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:55,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-25 18:33:55,779 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 18:33:55,780 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 18:33:55,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,799 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,820 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,820 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:33:55,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:55,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,821 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:33:55,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-25 18:33:55,822 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:33:55,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:55,832 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,836 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-25 18:33:55,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,838 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-25 18:33:55,854 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,854 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:33:55,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,855 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 18:33:55,860 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-25 18:33:55,860 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-25 18:33:55,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,906 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-25 18:33:55,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,929 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:33:55,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,929 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 18:33:55,938 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-25 18:33:55,938 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-25 18:33:55,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:55,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:55,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:55,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:55,972 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:55,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-25 18:33:55,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:55,988 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:55,988 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:33:55,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:55,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:55,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:55,989 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 18:33:55,990 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:33:55,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:56,018 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:56,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:56,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:56,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:56,024 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:56,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:56,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-25 18:33:56,045 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:56,045 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:33:56,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:56,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:56,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:56,046 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 18:33:56,047 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:33:56,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:56,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:56,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:56,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:56,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:56,072 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:56,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:56,089 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:56,089 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:33:56,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:56,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:56,089 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 18:33:56,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-25 18:33:56,094 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-25 18:33:56,094 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-25 18:33:56,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:56,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:56,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:33:56,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:56,120 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:33:56,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:33:56,136 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:33:56,137 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:33:56,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:33:56,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:33:56,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:33:56,137 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 18:33:56,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-25 18:33:56,139 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:33:56,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:33:56,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:33:56,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:56,157 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-11-25 18:33:56,158 INFO L748 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#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, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 2#L16true assume main_~y~0#1 > main_~x~0#1; 4#L17-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1; 4#L17-2true [2022-11-25 18:33:56,158 INFO L750 eck$LassoCheckResult]: Loop: 4#L17-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1; 4#L17-2true [2022-11-25 18:33:56,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:33:56,158 INFO L85 PathProgramCache]: Analyzing trace with hash 925612, now seen corresponding path program 2 times [2022-11-25 18:33:56,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:33:56,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321374559] [2022-11-25 18:33:56,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:33:56,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:33:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:33:56,165 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:33:56,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:33:56,169 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:33:56,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:33:56,171 INFO L85 PathProgramCache]: Analyzing trace with hash 45, now seen corresponding path program 2 times [2022-11-25 18:33:56,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:33:56,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964345241] [2022-11-25 18:33:56,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:33:56,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:33:56,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:33:56,175 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:33:56,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:33:56,178 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:33:56,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:33:56,178 INFO L85 PathProgramCache]: Analyzing trace with hash 28693986, now seen corresponding path program 3 times [2022-11-25 18:33:56,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:33:56,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281739564] [2022-11-25 18:33:56,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:33:56,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:33:56,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:56,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:33:56,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:33:56,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281739564] [2022-11-25 18:33:56,286 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281739564] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:33:56,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1674465549] [2022-11-25 18:33:56,286 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-25 18:33:56,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:33:56,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:56,289 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:33:56,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Waiting until timeout for monitored process [2022-11-25 18:33:56,336 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-25 18:33:56,336 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 18:33:56,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-25 18:33:56,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:33:56,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:33:56,386 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:33:56,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:33:56,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1674465549] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:33:56,420 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:33:56,420 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2022-11-25 18:33:56,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477542331] [2022-11-25 18:33:56,421 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:33:56,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:33:56,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 18:33:56,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 18:33:56,494 INFO L87 Difference]: Start difference. First operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 18:33:56,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:33:56,529 INFO L93 Difference]: Finished difference Result 13 states and 13 transitions. [2022-11-25 18:33:56,530 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 13 transitions. [2022-11-25 18:33:56,532 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 18:33:56,535 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 0 states and 0 transitions. [2022-11-25 18:33:56,536 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-25 18:33:56,536 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-25 18:33:56,537 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-25 18:33:56,537 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 18:33:56,537 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 18:33:56,537 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 18:33:56,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 18:33:56,545 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 18:33:56,545 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-25 18:33:56,546 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-25 18:33:56,546 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 18:33:56,546 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-25 18:33:56,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 06:33:56 BoogieIcfgContainer [2022-11-25 18:33:56,553 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-25 18:33:56,554 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 18:33:56,554 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 18:33:56,554 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 18:33:56,555 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:33:52" (3/4) ... [2022-11-25 18:33:56,557 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 18:33:56,558 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 18:33:56,558 INFO L158 Benchmark]: Toolchain (without parser) took 4895.45ms. Allocated memory is still 207.6MB. Free memory was 162.6MB in the beginning and 140.0MB in the end (delta: 22.6MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2022-11-25 18:33:56,559 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:33:56,559 INFO L158 Benchmark]: CACSL2BoogieTranslator took 223.69ms. Allocated memory is still 207.6MB. Free memory was 162.6MB in the beginning and 153.5MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-25 18:33:56,559 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.26ms. Allocated memory is still 207.6MB. Free memory was 153.5MB in the beginning and 151.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 18:33:56,560 INFO L158 Benchmark]: Boogie Preprocessor took 23.06ms. Allocated memory is still 207.6MB. Free memory was 151.8MB in the beginning and 151.0MB in the end (delta: 821.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:33:56,560 INFO L158 Benchmark]: RCFGBuilder took 254.75ms. Allocated memory is still 207.6MB. Free memory was 151.0MB in the beginning and 142.4MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-25 18:33:56,561 INFO L158 Benchmark]: BuchiAutomizer took 4346.83ms. Allocated memory is still 207.6MB. Free memory was 142.4MB in the beginning and 141.1MB in the end (delta: 1.3MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2022-11-25 18:33:56,561 INFO L158 Benchmark]: Witness Printer took 4.07ms. Allocated memory is still 207.6MB. Free memory is still 140.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:33:56,563 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 223.69ms. Allocated memory is still 207.6MB. Free memory was 162.6MB in the beginning and 153.5MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.26ms. Allocated memory is still 207.6MB. Free memory was 153.5MB in the beginning and 151.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.06ms. Allocated memory is still 207.6MB. Free memory was 151.8MB in the beginning and 151.0MB in the end (delta: 821.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 254.75ms. Allocated memory is still 207.6MB. Free memory was 151.0MB in the beginning and 142.4MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 4346.83ms. Allocated memory is still 207.6MB. Free memory was 142.4MB in the beginning and 141.1MB in the end (delta: 1.3MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. * Witness Printer took 4.07ms. Allocated memory is still 207.6MB. Free memory is still 140.0MB. 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 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic). 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 10 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-25 18:33:56,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:56,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c74e155-9681-47ce-ad8e-81b600aaab19/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