./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/lcm1-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/lcm1-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f97166581d7c89cb7c028865e4ba31beb356de109d407b734d3c678bd9fd1d9f --- 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-8393723 [2022-11-18 19:50:21,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:50:21,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:50:21,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:50:21,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:50:21,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:50:21,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:50:21,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:50:21,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:50:21,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:50:21,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:50:21,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:50:21,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:50:21,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:50:21,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:50:21,782 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:50:21,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:50:21,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:50:21,787 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:50:21,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:50:21,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:50:21,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:50:21,805 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:50:21,806 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:50:21,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:50:21,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:50:21,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:50:21,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:50:21,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:50:21,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:50:21,815 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:50:21,816 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:50:21,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:50:21,818 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:50:21,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:50:21,820 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:50:21,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:50:21,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:50:21,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:50:21,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:50:21,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:50:21,836 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-18 19:50:21,873 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:50:21,873 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:50:21,874 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:50:21,874 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:50:21,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:50:21,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:50:21,876 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:50:21,877 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-18 19:50:21,877 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-18 19:50:21,877 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-18 19:50:21,878 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-18 19:50:21,878 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-18 19:50:21,878 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-18 19:50:21,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:50:21,879 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 19:50:21,879 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 19:50:21,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 19:50:21,880 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 19:50:21,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:50:21,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-18 19:50:21,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-18 19:50:21,881 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-18 19:50:21,881 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 19:50:21,881 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 19:50:21,881 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-18 19:50:21,882 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:50:21,882 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-18 19:50:21,882 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:50:21,883 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:50:21,883 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:50:21,883 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 19:50:21,884 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-18 19:50:21,885 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_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f97166581d7c89cb7c028865e4ba31beb356de109d407b734d3c678bd9fd1d9f [2022-11-18 19:50:22,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:50:22,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:50:22,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:50:22,301 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:50:22,303 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:50:22,304 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/termination-nla/lcm1-both-t.c [2022-11-18 19:50:22,411 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/data/bc54fa68f/6e45b4f8007b43ed9f46acccea9de264/FLAG482951291 [2022-11-18 19:50:22,910 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:50:22,911 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/sv-benchmarks/c/termination-nla/lcm1-both-t.c [2022-11-18 19:50:22,923 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/data/bc54fa68f/6e45b4f8007b43ed9f46acccea9de264/FLAG482951291 [2022-11-18 19:50:23,303 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/data/bc54fa68f/6e45b4f8007b43ed9f46acccea9de264 [2022-11-18 19:50:23,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:50:23,308 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:50:23,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:50:23,314 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:50:23,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:50:23,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:50:23" (1/1) ... [2022-11-18 19:50:23,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18d76681 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:23, skipping insertion in model container [2022-11-18 19:50:23,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:50:23" (1/1) ... [2022-11-18 19:50:23,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:50:23,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:50:23,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:50:23,541 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 19:50:23,570 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:50:23,584 INFO L208 MainTranslator]: Completed translation [2022-11-18 19:50:23,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:23 WrapperNode [2022-11-18 19:50:23,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:50:23,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 19:50:23,587 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 19:50:23,587 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 19:50:23,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:23" (1/1) ... [2022-11-18 19:50:23,602 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:23" (1/1) ... [2022-11-18 19:50:23,624 INFO L138 Inliner]: procedures = 4, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2022-11-18 19:50:23,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 19:50:23,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 19:50:23,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 19:50:23,627 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 19:50:23,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:23" (1/1) ... [2022-11-18 19:50:23,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:23" (1/1) ... [2022-11-18 19:50:23,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:23" (1/1) ... [2022-11-18 19:50:23,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:23" (1/1) ... [2022-11-18 19:50:23,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:23" (1/1) ... [2022-11-18 19:50:23,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:23" (1/1) ... [2022-11-18 19:50:23,660 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:23" (1/1) ... [2022-11-18 19:50:23,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:23" (1/1) ... [2022-11-18 19:50:23,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 19:50:23,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 19:50:23,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 19:50:23,671 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 19:50:23,673 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:23" (1/1) ... [2022-11-18 19:50:23,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:50:23,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:50:23,721 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:50:23,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-18 19:50:23,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 19:50:23,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 19:50:23,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_unsigned_int [2022-11-18 19:50:23,852 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 19:50:23,855 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 19:50:24,007 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 19:50:24,016 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 19:50:24,016 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-18 19:50:24,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:50:24 BoogieIcfgContainer [2022-11-18 19:50:24,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 19:50:24,020 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-18 19:50:24,021 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-18 19:50:24,027 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-18 19:50:24,028 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 19:50:24,028 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 07:50:23" (1/3) ... [2022-11-18 19:50:24,030 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5afa4358 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 07:50:24, skipping insertion in model container [2022-11-18 19:50:24,030 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 19:50:24,030 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:50:23" (2/3) ... [2022-11-18 19:50:24,031 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5afa4358 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 07:50:24, skipping insertion in model container [2022-11-18 19:50:24,031 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 19:50:24,031 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:50:24" (3/3) ... [2022-11-18 19:50:24,033 INFO L332 chiAutomizerObserver]: Analyzing ICFG lcm1-both-t.c [2022-11-18 19:50:24,106 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-18 19:50:24,106 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-18 19:50:24,107 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-18 19:50:24,107 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-18 19:50:24,107 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-18 19:50:24,107 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-18 19:50:24,107 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-18 19:50:24,108 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-18 19:50:24,116 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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) [2022-11-18 19:50:24,158 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-11-18 19:50:24,162 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 19:50:24,162 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 19:50:24,171 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-18 19:50:24,171 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-18 19:50:24,172 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-18 19:50:24,173 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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) [2022-11-18 19:50:24,176 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-11-18 19:50:24,177 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 19:50:24,177 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 19:50:24,178 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-18 19:50:24,178 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-18 19:50:24,189 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 5#L33true assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 9#L55-2true [2022-11-18 19:50:24,190 INFO L750 eck$LassoCheckResult]: Loop: 9#L55-2true assume !false; 4#L44true assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 11#L47-2true assume !true; 7#L55-1true assume !true; 9#L55-2true [2022-11-18 19:50:24,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:50:24,206 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-11-18 19:50:24,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:50:24,223 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931010852] [2022-11-18 19:50:24,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:50:24,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:50:24,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:50:24,393 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 19:50:24,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:50:24,443 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 19:50:24,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:50:24,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1421558, now seen corresponding path program 1 times [2022-11-18 19:50:24,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:50:24,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885052454] [2022-11-18 19:50:24,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:50:24,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:50:24,475 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 19:50:24,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [542552729] [2022-11-18 19:50:24,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:50:24,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:50:24,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:50:24,483 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:50:24,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-18 19:50:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:50:24,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-18 19:50:24,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:50:24,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 19:50:24,580 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:50:24,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:50:24,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885052454] [2022-11-18 19:50:24,581 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-18 19:50:24,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [542552729] [2022-11-18 19:50:24,582 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [542552729] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:50:24,583 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:50:24,599 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 19:50:24,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653815796] [2022-11-18 19:50:24,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:50:24,610 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 19:50:24,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:50:24,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-18 19:50:24,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-18 19:50:24,651 INFO L87 Difference]: Start difference. First operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:50:24,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:50:24,664 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2022-11-18 19:50:24,666 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2022-11-18 19:50:24,667 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-11-18 19:50:24,671 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 9 states and 11 transitions. [2022-11-18 19:50:24,672 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-18 19:50:24,672 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-11-18 19:50:24,673 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2022-11-18 19:50:24,673 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 19:50:24,674 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2022-11-18 19:50:24,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2022-11-18 19:50:24,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2022-11-18 19:50:24,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:50:24,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2022-11-18 19:50:24,710 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2022-11-18 19:50:24,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-18 19:50:24,721 INFO L428 stractBuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2022-11-18 19:50:24,721 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-18 19:50:24,722 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 11 transitions. [2022-11-18 19:50:24,722 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-11-18 19:50:24,723 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 19:50:24,723 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 19:50:24,724 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-18 19:50:24,724 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-11-18 19:50:24,724 INFO L748 eck$LassoCheckResult]: Stem: 45#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 46#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 51#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 50#L55-2 [2022-11-18 19:50:24,725 INFO L750 eck$LassoCheckResult]: Loop: 50#L55-2 assume !false; 47#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 48#L47-2 assume !false; 49#L49 assume !(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 43#L55-1 assume !false; 44#L57 assume !(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 50#L55-2 [2022-11-18 19:50:24,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:50:24,726 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2022-11-18 19:50:24,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:50:24,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920007186] [2022-11-18 19:50:24,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:50:24,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:50:24,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:50:24,758 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 19:50:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:50:24,780 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 19:50:24,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:50:24,781 INFO L85 PathProgramCache]: Analyzing trace with hash 1365890956, now seen corresponding path program 1 times [2022-11-18 19:50:24,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:50:24,782 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895881926] [2022-11-18 19:50:24,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:50:24,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:50:24,790 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 19:50:24,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [286642757] [2022-11-18 19:50:24,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:50:24,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:50:24,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:50:24,795 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:50:24,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-18 19:50:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:50:24,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-18 19:50:24,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:50:25,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 19:50:25,028 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:50:25,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:50:25,028 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895881926] [2022-11-18 19:50:25,029 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-18 19:50:25,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [286642757] [2022-11-18 19:50:25,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [286642757] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:50:25,029 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:50:25,030 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 19:50:25,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641765661] [2022-11-18 19:50:25,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:50:25,031 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 19:50:25,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:50:25,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:50:25,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:50:25,033 INFO L87 Difference]: Start difference. First operand 9 states and 11 transitions. cyclomatic complexity: 3 Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:50:32,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.44s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-18 19:50:32,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:50:32,706 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2022-11-18 19:50:32,707 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2022-11-18 19:50:32,707 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2022-11-18 19:50:32,708 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 16 transitions. [2022-11-18 19:50:32,708 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2022-11-18 19:50:32,709 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-11-18 19:50:32,709 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 16 transitions. [2022-11-18 19:50:32,709 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 19:50:32,709 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2022-11-18 19:50:32,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 16 transitions. [2022-11-18 19:50:32,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2022-11-18 19:50:32,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:50:32,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 16 transitions. [2022-11-18 19:50:32,712 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2022-11-18 19:50:32,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 19:50:32,713 INFO L428 stractBuchiCegarLoop]: Abstraction has 13 states and 16 transitions. [2022-11-18 19:50:32,714 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-18 19:50:32,714 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 16 transitions. [2022-11-18 19:50:32,714 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2022-11-18 19:50:32,715 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 19:50:32,715 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 19:50:32,715 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-18 19:50:32,715 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-18 19:50:32,716 INFO L748 eck$LassoCheckResult]: Stem: 89#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 90#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 96#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 95#L55-2 [2022-11-18 19:50:32,716 INFO L750 eck$LassoCheckResult]: Loop: 95#L55-2 assume !false; 91#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 92#L47-2 assume !false; 93#L49 assume !(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 87#L55-1 assume !false; 88#L57 assume !!(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 98#L55-1 assume !false; 99#L57 assume !(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 95#L55-2 [2022-11-18 19:50:32,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:50:32,716 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 3 times [2022-11-18 19:50:32,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:50:32,717 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943389069] [2022-11-18 19:50:32,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:50:32,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:50:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:50:32,739 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 19:50:32,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:50:32,757 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 19:50:32,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:50:32,760 INFO L85 PathProgramCache]: Analyzing trace with hash -1638780463, now seen corresponding path program 1 times [2022-11-18 19:50:32,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:50:32,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910394195] [2022-11-18 19:50:32,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:50:32,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:50:32,778 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 19:50:32,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1025018389] [2022-11-18 19:50:32,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:50:32,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:50:32,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:50:32,812 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:50:32,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-18 19:50:32,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:50:32,913 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 19:50:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:50:33,422 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 19:50:33,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:50:33,423 INFO L85 PathProgramCache]: Analyzing trace with hash 137450356, now seen corresponding path program 1 times [2022-11-18 19:50:33,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:50:33,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950137394] [2022-11-18 19:50:33,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:50:33,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:50:33,434 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 19:50:33,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1615189680] [2022-11-18 19:50:33,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:50:33,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:50:33,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:50:33,447 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:50:33,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-18 19:50:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-18 19:50:33,559 WARN L124 FreeRefinementEngine]: Strategy CAMEL was unsuccessful and could not determine trace feasibility [2022-11-18 19:50:40,623 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 19:50:40,624 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 19:50:40,624 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 19:50:40,624 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 19:50:40,624 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-18 19:50:40,625 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:50:40,625 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 19:50:40,625 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 19:50:40,625 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Loop [2022-11-18 19:50:40,625 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 19:50:40,626 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 19:50:40,647 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:50:54,548 WARN L233 SmtUtils]: Spent 12.24s on a formula simplification. DAG size of input: 71 DAG size of output: 53 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-18 19:50:59,877 WARN L233 SmtUtils]: Spent 5.32s on a formula simplification that was a NOOP. DAG size: 49 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-18 19:50:59,883 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 19:50:59,884 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-18 19:50:59,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:50:59,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:50:59,888 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:50:59,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-18 19:50:59,891 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-18 19:50:59,891 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 19:50:59,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-18 19:50:59,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:50:59,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:50:59,932 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:50:59,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-18 19:50:59,938 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-18 19:50:59,938 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 19:50:59,981 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-18 19:50:59,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-18 19:50:59,995 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 19:50:59,995 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 19:50:59,995 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 19:50:59,995 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 19:50:59,996 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 19:50:59,996 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:50:59,996 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 19:50:59,996 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 19:50:59,996 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Loop [2022-11-18 19:50:59,996 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 19:50:59,996 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 19:50:59,997 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:51:10,002 WARN L233 SmtUtils]: Spent 8.51s on a formula simplification. DAG size of input: 71 DAG size of output: 53 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-18 19:51:14,051 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 19:51:14,055 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 19:51:14,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:51:14,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:51:14,057 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:51:14,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-18 19:51:14,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 19:51:14,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:51:14,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:51:14,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:51:14,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:51:14,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:51:14,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:51:14,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:51:14,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:51:14,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-18 19:51:14,136 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-18 19:51:14,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:51:14,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:51:14,140 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:51:14,155 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 [2022-11-18 19:51:14,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-18 19:51:14,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:51:14,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:51:14,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:51:14,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:51:14,185 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 19:51:14,194 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 19:51:14,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:51:14,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:51:14,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-18 19:51:14,219 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-18 19:51:14,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:51:14,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:51:14,221 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:51:14,234 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 [2022-11-18 19:51:14,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-18 19:51:14,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:51:14,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:51:14,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:51:14,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:51:14,252 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:51:14,262 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:51:14,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:51:14,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:51:14,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-18 19:51:14,280 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-18 19:51:14,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:51:14,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:51:14,283 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:51:14,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-18 19:51:14,286 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 [2022-11-18 19:51:14,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:51:14,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:51:14,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:51:14,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:51:14,303 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 19:51:14,315 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 19:51:14,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:51:14,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:51:14,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-11-18 19:51:14,336 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-18 19:51:14,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:51:14,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:51:14,338 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:51:14,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-18 19:51:14,349 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 [2022-11-18 19:51:14,366 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:51:14,366 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 19:51:14,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:51:14,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:51:14,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:51:14,367 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 19:51:14,374 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 19:51:14,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:51:14,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:51:14,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-18 19:51:14,411 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-18 19:51:14,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:51:14,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:51:14,414 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:51:14,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-18 19:51:14,421 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 [2022-11-18 19:51:14,437 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:51:14,437 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 19:51:14,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:51:14,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:51:14,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:51:14,437 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:51:14,450 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:51:14,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:51:14,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:51:14,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-18 19:51:14,479 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-18 19:51:14,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:51:14,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:51:14,481 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:51:14,491 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 [2022-11-18 19:51:14,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-18 19:51:14,508 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:51:14,508 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 19:51:14,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:51:14,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:51:14,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:51:14,508 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 19:51:14,522 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 19:51:14,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:51:14,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:51:14,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-18 19:51:14,564 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-18 19:51:14,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:51:14,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:51:14,565 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:51:14,575 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 [2022-11-18 19:51:14,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-18 19:51:14,591 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:51:14,591 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 19:51:14,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:51:14,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:51:14,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:51:14,592 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:51:14,600 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:51:14,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:51:14,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:51:14,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-18 19:51:14,620 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-18 19:51:14,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:51:14,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:51:14,623 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:51:14,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 19:51:14,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-18 19:51:14,654 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:51:14,655 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 19:51:14,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:51:14,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:51:14,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:51:14,655 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 19:51:14,665 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 19:51:14,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:51:14,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:51:14,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-18 19:51:14,789 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 19:51:14,790 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 19:51:14,790 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 19:51:14,790 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 19:51:14,790 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-18 19:51:14,790 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:51:14,790 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 19:51:14,791 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 19:51:14,791 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Lasso [2022-11-18 19:51:14,791 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 19:51:14,791 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 19:51:14,793 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:51:17,552 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:51:17,568 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:51:17,572 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:51:53,320 WARN L233 SmtUtils]: Spent 35.59s on a formula simplification. DAG size of input: 71 DAG size of output: 53 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-18 19:51:55,454 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 19:51:55,454 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-18 19:51:55,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:51:55,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:51:55,458 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:51:55,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-18 19:51:55,464 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-18 19:51:55,465 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 19:51:55,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-18 19:51:55,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:51:55,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:51:55,514 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:51:55,530 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-18 19:51:55,530 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 19:51:55,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-18 19:51:55,578 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-18 19:51:55,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-18 19:51:55,584 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 19:51:55,584 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 19:51:55,584 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 19:51:55,584 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 19:51:55,584 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 19:51:55,584 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:51:55,584 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 19:51:55,585 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 19:51:55,585 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Lasso [2022-11-18 19:51:55,585 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 19:51:55,585 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 19:51:55,587 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:51:55,590 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:51:55,593 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:51:55,597 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:52:10,091 WARN L233 SmtUtils]: Spent 12.69s on a formula simplification. DAG size of input: 71 DAG size of output: 53 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-18 19:52:13,531 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 19:52:13,532 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 19:52:13,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:13,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:13,536 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:13,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-18 19:52:13,545 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 [2022-11-18 19:52:13,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:52:13,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:13,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:13,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:13,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:52:13,556 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:52:13,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:13,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:13,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-11-18 19:52:13,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:13,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:13,567 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:13,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-18 19:52:13,576 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 [2022-11-18 19:52:13,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:52:13,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:13,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:13,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:13,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:52:13,587 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:52:13,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:13,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:13,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:13,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:13,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:13,593 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:13,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-18 19:52:13,595 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 [2022-11-18 19:52:13,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:52:13,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:13,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:13,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:13,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:52:13,607 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:52:13,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:13,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:13,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:13,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:13,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:13,613 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:13,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-18 19:52:13,617 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 [2022-11-18 19:52:13,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:52:13,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:13,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:13,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:52:13,637 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 19:52:13,638 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 19:52:13,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:13,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:13,670 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-18 19:52:13,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:13,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:13,672 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:13,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-18 19:52:13,676 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 [2022-11-18 19:52:13,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:52:13,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:13,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:13,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:13,689 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 19:52:13,690 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 19:52:13,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:13,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:13,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:13,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:13,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:13,711 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:13,721 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 [2022-11-18 19:52:13,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:52:13,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:13,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:13,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:13,734 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 19:52:13,735 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 19:52:13,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:13,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-18 19:52:13,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:13,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:13,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:13,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:13,753 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:13,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-18 19:52:13,762 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 [2022-11-18 19:52:13,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:52:13,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:13,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:13,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:13,776 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 19:52:13,777 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 19:52:13,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:13,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:13,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:13,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:13,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:13,797 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:13,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-18 19:52:13,804 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 [2022-11-18 19:52:13,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:52:13,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:13,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:13,815 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 19:52:13,837 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-18 19:52:13,837 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-18 19:52:13,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:13,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:13,876 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-18 19:52:13,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:13,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:13,877 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:13,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-18 19:52:13,881 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 [2022-11-18 19:52:13,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:52:13,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:13,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:13,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:13,892 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:52:13,893 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:52:13,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:13,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:13,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-11-18 19:52:13,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:13,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:13,902 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:13,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-18 19:52:13,905 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 [2022-11-18 19:52:13,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:52:13,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:13,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:13,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:13,916 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:52:13,917 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:52:13,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:13,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:13,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:13,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:13,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:13,953 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:13,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-18 19:52:13,961 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 [2022-11-18 19:52:13,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:52:13,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:13,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:13,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:13,975 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:52:13,976 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:52:13,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:13,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:13,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:13,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:13,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:13,997 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:14,009 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 [2022-11-18 19:52:14,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-18 19:52:14,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:52:14,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:14,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:14,024 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:52:14,042 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-18 19:52:14,042 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-18 19:52:14,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:14,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:14,084 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-18 19:52:14,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:14,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:14,087 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:14,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-18 19:52:14,097 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 [2022-11-18 19:52:14,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:52:14,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:14,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:14,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:14,111 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 19:52:14,113 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 19:52:14,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:14,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:14,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:14,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:14,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:14,133 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:14,143 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 [2022-11-18 19:52:14,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:52:14,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:14,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:14,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:14,156 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 19:52:14,157 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 19:52:14,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:14,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-18 19:52:14,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:14,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:14,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:14,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:14,171 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:14,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-18 19:52:14,174 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 [2022-11-18 19:52:14,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:52:14,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:14,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:14,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:14,184 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 19:52:14,185 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 19:52:14,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:14,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:14,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:14,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:14,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:14,203 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:14,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-18 19:52:14,206 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 [2022-11-18 19:52:14,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:52:14,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:14,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:14,218 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 19:52:14,240 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-18 19:52:14,240 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-18 19:52:14,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:14,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:14,284 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-18 19:52:14,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:14,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:14,285 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:14,301 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 [2022-11-18 19:52:14,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-18 19:52:14,313 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:14,313 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 19:52:14,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:14,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:14,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:14,313 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 19:52:14,315 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 19:52:14,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:14,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:14,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:14,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:14,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:14,335 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:14,350 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 [2022-11-18 19:52:14,362 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:14,363 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 19:52:14,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:14,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:14,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:14,363 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 19:52:14,364 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 19:52:14,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:14,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-18 19:52:14,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:14,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:14,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:14,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:14,392 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:14,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-18 19:52:14,397 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 [2022-11-18 19:52:14,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:14,407 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 19:52:14,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:14,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:14,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:14,407 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 19:52:14,408 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 19:52:14,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:14,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:14,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:14,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:14,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:14,440 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:14,448 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 [2022-11-18 19:52:14,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-18 19:52:14,461 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:14,462 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 19:52:14,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:14,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:14,462 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 19:52:14,477 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-18 19:52:14,478 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-18 19:52:14,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:14,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:14,520 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-18 19:52:14,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:14,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:14,521 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:14,528 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 [2022-11-18 19:52:14,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-18 19:52:14,541 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:14,541 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 19:52:14,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:14,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:14,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:14,542 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:52:14,543 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:52:14,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:14,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:14,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:14,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:14,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:14,571 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:14,581 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 [2022-11-18 19:52:14,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-18 19:52:14,594 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:14,594 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 19:52:14,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:14,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:14,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:14,595 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:52:14,597 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:52:14,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:14,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:14,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:14,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:14,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:14,625 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:14,633 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 [2022-11-18 19:52:14,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-18 19:52:14,647 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:14,647 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 19:52:14,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:14,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:14,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:14,647 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:52:14,648 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:52:14,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:14,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:14,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:14,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:14,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:14,678 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:14,681 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 [2022-11-18 19:52:14,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-18 19:52:14,697 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:14,698 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 19:52:14,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:14,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:14,698 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:52:14,722 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-18 19:52:14,722 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-18 19:52:14,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:14,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:14,768 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-18 19:52:14,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:14,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:14,769 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:14,778 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 [2022-11-18 19:52:14,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-18 19:52:14,793 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:14,793 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 19:52:14,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:14,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:14,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:14,794 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 19:52:14,795 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 19:52:14,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:14,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:14,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:14,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:14,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:14,822 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:14,827 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 [2022-11-18 19:52:14,841 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:14,842 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 19:52:14,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:14,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:14,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:14,842 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 19:52:14,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-18 19:52:14,845 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 19:52:14,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:14,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:14,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:14,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:14,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:14,861 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:14,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-18 19:52:14,865 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 [2022-11-18 19:52:14,875 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:14,876 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 19:52:14,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:14,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:14,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:14,876 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 19:52:14,878 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 19:52:14,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:14,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:14,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:14,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:14,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:14,891 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:14,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-18 19:52:14,893 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 [2022-11-18 19:52:14,906 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:14,906 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 19:52:14,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:14,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:14,907 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 19:52:14,932 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-18 19:52:14,932 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-18 19:52:15,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:15,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:15,017 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-18 19:52:15,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:15,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:15,019 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:15,024 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 [2022-11-18 19:52:15,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-18 19:52:15,037 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:15,037 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 19:52:15,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:15,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:15,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:15,038 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:52:15,039 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:52:15,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:15,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:15,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:15,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:15,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:15,060 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:15,068 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 [2022-11-18 19:52:15,080 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:15,081 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 19:52:15,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:15,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:15,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:15,081 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:52:15,082 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:52:15,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:15,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-18 19:52:15,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:15,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:15,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:15,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:15,108 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:15,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 19:52:15,128 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:15,128 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 19:52:15,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:15,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:15,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:15,129 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:52:15,130 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:52:15,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:15,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-18 19:52:15,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:15,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:15,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:15,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:15,160 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:15,164 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 [2022-11-18 19:52:15,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-18 19:52:15,178 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:15,178 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 19:52:15,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:15,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:15,178 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:52:15,200 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-18 19:52:15,200 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-18 19:52:15,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:15,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:15,248 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-18 19:52:15,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:15,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:15,249 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:15,257 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 [2022-11-18 19:52:15,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-18 19:52:15,271 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:15,271 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 19:52:15,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:15,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:15,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:15,271 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 19:52:15,273 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 19:52:15,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:15,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:15,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:15,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:15,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:15,295 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:15,300 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 [2022-11-18 19:52:15,313 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:15,313 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 19:52:15,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:15,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:15,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:15,314 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 19:52:15,315 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 19:52:15,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:15,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-18 19:52:15,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:15,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:15,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:15,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:15,361 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:15,368 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 [2022-11-18 19:52:15,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-18 19:52:15,382 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:15,383 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 19:52:15,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:52:15,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:15,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:15,383 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 19:52:15,385 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 19:52:15,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:52:15,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:15,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:15,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:15,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:15,400 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:15,405 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 [2022-11-18 19:52:15,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-18 19:52:15,420 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:52:15,420 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 19:52:15,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:52:15,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:52:15,420 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 19:52:15,445 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-18 19:52:15,445 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-18 19:52:15,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:52:15,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-18 19:52:15,505 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-11-18 19:52:15,505 INFO L748 eck$LassoCheckResult]: Stem: 89#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 90#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 96#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 95#L55-2 assume !false; 91#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 92#L47-2 assume !false; 93#L49 assume !(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 87#L55-1 assume !false; 88#L57 assume !!(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 98#L55-1 assume !false; 99#L57 assume !(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 95#L55-2 [2022-11-18 19:52:15,505 INFO L750 eck$LassoCheckResult]: Loop: 95#L55-2 assume !false; 91#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 92#L47-2 assume !false; 93#L49 assume !(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 87#L55-1 assume !false; 88#L57 assume !!(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 98#L55-1 assume !false; 99#L57 assume !(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 95#L55-2 [2022-11-18 19:52:15,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:52:15,506 INFO L85 PathProgramCache]: Analyzing trace with hash 137450356, now seen corresponding path program 2 times [2022-11-18 19:52:15,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:52:15,506 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324470680] [2022-11-18 19:52:15,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:52:15,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:52:15,514 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 19:52:15,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [635218805] [2022-11-18 19:52:15,514 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-18 19:52:15,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:52:15,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:15,516 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:52:15,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2022-11-18 19:52:15,566 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-18 19:52:15,566 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-18 19:52:15,566 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 19:52:17,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:52:17,232 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 19:52:17,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:52:17,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1638780463, now seen corresponding path program 2 times [2022-11-18 19:52:17,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:52:17,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093536303] [2022-11-18 19:52:17,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:52:17,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:52:17,237 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 19:52:17,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1947508079] [2022-11-18 19:52:17,237 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-18 19:52:17,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:52:17,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:17,247 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:52:17,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Waiting until timeout for monitored process [2022-11-18 19:52:18,795 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-18 19:52:18,795 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-18 19:52:18,795 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 19:52:18,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:52:18,973 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 19:52:18,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:52:18,974 INFO L85 PathProgramCache]: Analyzing trace with hash -1338088892, now seen corresponding path program 3 times [2022-11-18 19:52:18,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:52:18,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107502706] [2022-11-18 19:52:18,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:52:18,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:52:18,985 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 19:52:18,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [801122962] [2022-11-18 19:52:18,986 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-18 19:52:18,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:52:18,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:18,989 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:52:19,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Waiting until timeout for monitored process [2022-11-18 19:52:19,034 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-18 19:52:19,035 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-18 19:52:19,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 19:52:19,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:52:19,126 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 19:52:19,127 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:52:19,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:52:19,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107502706] [2022-11-18 19:52:19,128 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-18 19:52:19,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [801122962] [2022-11-18 19:52:19,128 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [801122962] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:52:19,128 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:52:19,128 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 19:52:19,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278383985] [2022-11-18 19:52:19,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:52:24,137 WARN L233 SmtUtils]: Spent 5.01s on a formula simplification. DAG size of input: 32 DAG size of output: 28 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 19:52:26,583 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 19:52:26,584 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 19:52:26,584 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 19:52:26,584 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 19:52:26,584 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-18 19:52:26,584 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:26,584 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 19:52:26,584 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 19:52:26,584 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Loop [2022-11-18 19:52:26,584 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 19:52:26,585 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 19:52:26,586 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:52:58,088 WARN L233 SmtUtils]: Spent 29.65s on a formula simplification. DAG size of input: 71 DAG size of output: 53 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-18 19:52:59,995 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 19:52:59,995 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-18 19:52:59,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:52:59,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:59,998 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:59,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-18 19:52:59,999 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-18 19:52:59,999 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 19:53:00,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-18 19:53:00,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:53:00,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:53:00,018 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:53:00,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-18 19:53:00,021 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-18 19:53:00,021 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 19:53:00,067 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-18 19:53:00,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-18 19:53:00,072 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 19:53:00,072 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 19:53:00,072 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 19:53:00,072 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 19:53:00,072 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 19:53:00,072 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:53:00,072 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 19:53:00,072 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 19:53:00,072 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Loop [2022-11-18 19:53:00,072 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 19:53:00,073 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 19:53:00,074 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:53:12,835 WARN L233 SmtUtils]: Spent 10.76s on a formula simplification. DAG size of input: 71 DAG size of output: 53 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-18 19:53:17,103 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 19:53:17,103 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 19:53:17,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:53:17,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:53:17,104 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:53:17,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-18 19:53:17,107 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 [2022-11-18 19:53:17,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:53:17,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:53:17,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:53:17,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:53:17,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 19:53:17,126 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 19:53:17,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:53:17,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:53:17,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-18 19:53:17,144 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-18 19:53:17,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:53:17,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:53:17,145 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:53:17,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 19:53:17,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-18 19:53:17,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:53:17,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:53:17,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:53:17,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:53:17,170 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 19:53:17,180 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 19:53:17,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:53:17,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:53:17,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-18 19:53:17,207 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-18 19:53:17,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:53:17,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:53:17,209 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:53:17,216 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 [2022-11-18 19:53:17,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-18 19:53:17,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:53:17,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:53:17,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:53:17,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:53:17,229 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:53:17,233 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:53:17,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:53:17,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:53:17,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-11-18 19:53:17,254 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-18 19:53:17,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:53:17,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:53:17,256 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:53:17,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-18 19:53:17,267 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 [2022-11-18 19:53:17,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 19:53:17,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:53:17,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:53:17,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:53:17,280 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 19:53:17,285 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 19:53:17,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:53:17,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:53:17,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-18 19:53:17,302 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-18 19:53:17,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:53:17,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:53:17,304 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:53:17,313 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 [2022-11-18 19:53:17,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-18 19:53:17,332 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:53:17,332 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 19:53:17,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:53:17,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:53:17,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:53:17,332 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 19:53:17,337 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 19:53:17,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:53:17,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:53:17,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-18 19:53:17,359 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-18 19:53:17,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:53:17,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:53:17,361 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:53:17,368 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 [2022-11-18 19:53:17,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-18 19:53:17,383 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:53:17,384 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 19:53:17,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:53:17,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:53:17,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:53:17,384 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:53:17,390 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:53:17,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:53:17,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:53:17,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-18 19:53:17,435 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-18 19:53:17,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:53:17,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:53:17,437 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:53:17,441 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 [2022-11-18 19:53:17,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-18 19:53:17,461 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:53:17,461 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 19:53:17,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:53:17,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:53:17,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:53:17,462 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 19:53:17,470 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 19:53:17,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:53:17,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:53:17,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-18 19:53:17,514 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-18 19:53:17,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:53:17,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:53:17,516 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:53:17,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 19:53:17,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-18 19:53:17,536 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:53:17,536 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 19:53:17,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:53:17,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:53:17,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:53:17,536 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 19:53:17,542 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 19:53:17,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:53:17,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:53:17,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-18 19:53:17,559 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-18 19:53:17,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:53:17,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:53:17,561 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:53:17,568 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 [2022-11-18 19:53:17,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-18 19:53:17,584 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 19:53:17,584 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 19:53:17,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 19:53:17,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 19:53:17,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 19:53:17,584 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 19:53:17,592 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 19:53:17,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 19:53:17,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 19:53:17,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-18 19:53:17,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:53:17,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:53:17,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 19:53:17,620 INFO L87 Difference]: Start difference. First operand 13 states and 16 transitions. cyclomatic complexity: 4 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:53:18,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:53:18,600 INFO L93 Difference]: Finished difference Result 19 states and 22 transitions. [2022-11-18 19:53:18,600 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 22 transitions. [2022-11-18 19:53:18,600 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-11-18 19:53:18,601 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 17 states and 20 transitions. [2022-11-18 19:53:18,601 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-11-18 19:53:18,601 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-11-18 19:53:18,601 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 20 transitions. [2022-11-18 19:53:18,602 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 19:53:18,602 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 20 transitions. [2022-11-18 19:53:18,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 20 transitions. [2022-11-18 19:53:18,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2022-11-18 19:53:18,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 states have internal predecessors, (20), 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) [2022-11-18 19:53:18,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 20 transitions. [2022-11-18 19:53:18,604 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 20 transitions. [2022-11-18 19:53:18,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:53:18,606 INFO L428 stractBuchiCegarLoop]: Abstraction has 17 states and 20 transitions. [2022-11-18 19:53:18,606 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-18 19:53:18,606 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 20 transitions. [2022-11-18 19:53:18,607 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-11-18 19:53:18,607 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 19:53:18,607 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 19:53:18,607 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:53:18,607 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 19:53:18,608 INFO L748 eck$LassoCheckResult]: Stem: 190#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 191#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 197#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 196#L55-2 assume !false; 192#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 193#L47-2 assume !false; 204#L49 assume !!(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 195#L47-2 [2022-11-18 19:53:18,608 INFO L750 eck$LassoCheckResult]: Loop: 195#L47-2 assume !false; 198#L49 assume !!(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 195#L47-2 [2022-11-18 19:53:18,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:53:18,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1807031086, now seen corresponding path program 1 times [2022-11-18 19:53:18,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:53:18,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602241195] [2022-11-18 19:53:18,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:53:18,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:53:18,616 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 19:53:18,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [901881532] [2022-11-18 19:53:18,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:53:18,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:53:18,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:53:18,618 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:53:18,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Waiting until timeout for monitored process [2022-11-18 19:53:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:53:18,654 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 19:53:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:53:18,669 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 19:53:18,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:53:18,669 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2022-11-18 19:53:18,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:53:18,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190482942] [2022-11-18 19:53:18,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:53:18,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:53:18,673 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 19:53:18,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1869613497] [2022-11-18 19:53:18,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:53:18,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:53:18,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:53:18,683 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:53:18,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (70)] Waiting until timeout for monitored process [2022-11-18 19:53:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:53:18,722 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 19:53:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:53:18,732 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 19:53:18,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:53:18,733 INFO L85 PathProgramCache]: Analyzing trace with hash 1390087027, now seen corresponding path program 2 times [2022-11-18 19:53:18,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:53:18,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14700155] [2022-11-18 19:53:18,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:53:18,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:53:18,740 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 19:53:18,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1009565379] [2022-11-18 19:53:18,740 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-18 19:53:18,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:53:18,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:53:18,759 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:53:18,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (71)] Waiting until timeout for monitored process [2022-11-18 19:53:19,719 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-18 19:53:19,719 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-18 19:53:19,719 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 19:53:19,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:53:19,873 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 19:53:25,764 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 19:53:25,765 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 19:53:25,765 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 19:53:25,765 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 19:53:25,765 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-18 19:53:25,765 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:53:25,765 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 19:53:25,765 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 19:53:25,765 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration4_Lasso [2022-11-18 19:53:25,765 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 19:53:25,765 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 19:53:25,767 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:53:25,770 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:53:25,772 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:53:25,775 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:56:06,554 WARN L233 SmtUtils]: Spent 2.66m on a formula simplification. DAG size of input: 84 DAG size of output: 63 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-18 19:57:42,402 WARN L233 SmtUtils]: Spent 1.58m on a formula simplification that was a NOOP. DAG size: 59 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-18 19:57:42,776 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 19:57:42,776 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-18 19:57:42,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:57:42,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:57:42,779 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:57:42,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-18 19:57:42,783 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-18 19:57:42,783 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 19:57:42,798 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-18 19:57:42,798 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret1#1=0} Honda state: {ULTIMATE.start_main_#t~ret1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-18 19:57:42,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-18 19:57:42,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:57:42,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:57:42,802 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:57:42,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-18 19:57:42,805 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-18 19:57:42,805 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 19:57:42,820 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-18 19:57:42,820 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-18 19:57:42,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-11-18 19:57:42,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:57:42,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:57:42,824 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:57:42,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-18 19:57:42,827 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-18 19:57:42,827 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 19:57:42,840 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-18 19:57:42,840 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0#1=0} Honda state: {ULTIMATE.start_main_#t~ret0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-18 19:57:42,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-18 19:57:42,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:57:42,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:57:42,844 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:57:42,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-18 19:57:42,847 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-18 19:57:42,847 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 19:57:42,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-18 19:57:42,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:57:42,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:57:42,881 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 19:57:42,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-18 19:57:42,887 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-18 19:57:42,887 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-18 19:57:42,912 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-18 19:57:42,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-11-18 19:57:42,915 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 19:57:42,915 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 19:57:42,915 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 19:57:42,915 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 19:57:42,915 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 19:57:42,915 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 19:57:42,915 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 19:57:42,916 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 19:57:42,916 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration4_Lasso [2022-11-18 19:57:42,916 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 19:57:42,916 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 19:57:42,917 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:57:47,586 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:57:47,589 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 19:57:47,591 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:00:52,003 WARN L233 SmtUtils]: Spent 3.07m on a formula simplification. DAG size of input: 84 DAG size of output: 63 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-18 20:02:17,233 WARN L233 SmtUtils]: Spent 1.41m on a formula simplification that was a NOOP. DAG size: 59 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-18 20:02:17,361 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:02:17,361 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 20:02:17,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:17,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:17,376 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:17,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-18 20:02:17,377 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 [2022-11-18 20:02:17,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:02:17,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:17,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:17,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:02:17,400 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:02:17,400 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:02:17,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:17,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-11-18 20:02:17,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:17,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:17,421 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:17,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-18 20:02:17,424 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 [2022-11-18 20:02:17,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:02:17,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:17,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:17,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:17,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:02:17,438 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:02:17,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:17,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:17,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-11-18 20:02:17,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:17,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:17,444 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:17,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-18 20:02:17,447 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 [2022-11-18 20:02:17,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:02:17,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:17,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:17,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:17,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:02:17,461 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:02:17,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:17,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:17,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-11-18 20:02:17,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:17,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:17,468 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:17,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-18 20:02:17,471 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 [2022-11-18 20:02:17,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:02:17,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:17,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:17,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:17,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:02:17,484 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:02:17,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:17,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:17,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-11-18 20:02:17,489 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-18 20:02:17,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:17,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:17,491 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:17,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-18 20:02:17,494 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 [2022-11-18 20:02:17,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:02:17,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:17,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:17,508 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:02:17,521 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-18 20:02:17,521 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-18 20:02:17,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:17,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-11-18 20:02:17,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:17,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:17,549 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:17,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-18 20:02:17,552 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 [2022-11-18 20:02:17,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:02:17,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:17,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:17,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:17,566 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:02:17,566 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:02:17,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:17,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:17,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-11-18 20:02:17,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:17,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:17,573 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:17,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-18 20:02:17,577 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 [2022-11-18 20:02:17,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:02:17,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:17,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:17,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:17,591 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:02:17,591 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:02:17,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:17,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:17,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-11-18 20:02:17,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:17,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:17,598 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:17,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-18 20:02:17,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:02:17,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:02:17,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:17,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:17,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:17,615 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:02:17,616 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:02:17,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:17,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:17,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-11-18 20:02:17,621 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-18 20:02:17,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:17,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:17,623 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:17,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-18 20:02:17,626 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 [2022-11-18 20:02:17,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:02:17,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:17,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:17,641 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:02:17,658 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-18 20:02:17,658 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-18 20:02:17,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:17,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-11-18 20:02:17,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:17,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:17,691 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:17,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-18 20:02:17,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:02:17,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:02:17,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:17,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:17,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:17,709 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:02:17,709 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:02:17,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:17,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:17,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-11-18 20:02:17,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:17,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:17,716 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:17,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-18 20:02:17,720 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 [2022-11-18 20:02:17,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:02:17,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:17,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:17,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:17,733 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:02:17,734 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:02:17,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:17,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:17,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-11-18 20:02:17,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:17,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:17,741 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:17,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-18 20:02:17,744 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 [2022-11-18 20:02:17,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:02:17,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:17,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:17,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:17,758 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:02:17,758 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:02:17,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:17,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:17,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2022-11-18 20:02:17,764 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-18 20:02:17,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:17,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:17,766 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:17,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-18 20:02:17,770 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 [2022-11-18 20:02:17,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:02:17,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:17,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:17,785 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:02:17,816 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-18 20:02:17,816 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-18 20:02:17,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:17,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2022-11-18 20:02:17,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:17,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:17,857 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:17,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-18 20:02:17,859 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 [2022-11-18 20:02:17,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:02:17,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:17,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:17,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:17,873 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:02:17,874 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:02:17,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:17,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:17,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2022-11-18 20:02:17,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:17,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:17,881 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:17,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-18 20:02:17,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:02:17,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:02:17,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:17,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:17,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:17,905 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:02:17,906 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:02:17,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:17,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:17,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2022-11-18 20:02:17,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:17,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:17,912 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:17,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-18 20:02:17,915 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 [2022-11-18 20:02:17,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:02:17,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:17,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:17,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:17,929 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:02:17,929 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:02:17,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:17,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:17,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2022-11-18 20:02:17,935 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-18 20:02:17,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:17,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:17,936 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:17,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-11-18 20:02:17,941 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 [2022-11-18 20:02:17,953 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:17,954 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:02:17,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:17,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:17,954 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:02:17,973 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-18 20:02:17,973 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-18 20:02:18,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2022-11-18 20:02:18,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,014 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-11-18 20:02:18,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:02:18,029 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,029 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:02:18,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:18,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,030 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:02:18,030 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:02:18,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:18,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2022-11-18 20:02:18,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,040 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-11-18 20:02:18,043 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 [2022-11-18 20:02:18,056 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,056 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:02:18,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:18,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,056 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:02:18,057 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:02:18,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:18,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2022-11-18 20:02:18,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,065 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-11-18 20:02:18,068 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 [2022-11-18 20:02:18,081 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,081 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:02:18,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:18,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,081 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-18 20:02:18,082 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-18 20:02:18,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:18,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2022-11-18 20:02:18,089 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-18 20:02:18,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,090 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-11-18 20:02:18,093 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 [2022-11-18 20:02:18,108 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,108 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 20:02:18,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,108 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:02:18,128 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-18 20:02:18,128 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-18 20:02:18,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2022-11-18 20:02:18,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,177 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-11-18 20:02:18,180 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 [2022-11-18 20:02:18,193 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,194 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 20:02:18,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:18,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,194 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:02:18,195 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:02:18,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:18,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2022-11-18 20:02:18,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,204 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-11-18 20:02:18,208 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 [2022-11-18 20:02:18,222 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,222 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 20:02:18,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:18,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,223 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:02:18,225 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:02:18,225 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:18,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2022-11-18 20:02:18,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,246 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-11-18 20:02:18,248 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 [2022-11-18 20:02:18,262 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,262 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-18 20:02:18,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:18,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,262 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:02:18,263 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:02:18,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:18,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2022-11-18 20:02:18,271 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-18 20:02:18,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,272 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-11-18 20:02:18,275 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 [2022-11-18 20:02:18,290 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,291 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:02:18,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,291 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:02:18,317 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-18 20:02:18,317 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-18 20:02:18,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2022-11-18 20:02:18,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,429 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-11-18 20:02:18,432 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 [2022-11-18 20:02:18,447 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,447 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:02:18,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:18,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,447 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:02:18,449 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:02:18,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:18,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2022-11-18 20:02:18,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,459 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-11-18 20:02:18,462 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 [2022-11-18 20:02:18,478 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,478 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:02:18,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:18,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,478 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:02:18,480 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:02:18,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:18,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2022-11-18 20:02:18,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,492 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-11-18 20:02:18,495 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 [2022-11-18 20:02:18,509 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,509 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:02:18,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:18,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,509 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-18 20:02:18,511 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-18 20:02:18,511 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:18,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2022-11-18 20:02:18,543 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-18 20:02:18,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,545 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,552 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 [2022-11-18 20:02:18,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-11-18 20:02:18,569 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,569 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:02:18,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,570 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:02:18,589 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-18 20:02:18,589 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-18 20:02:18,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2022-11-18 20:02:18,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,640 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,648 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 [2022-11-18 20:02:18,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-11-18 20:02:18,664 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,665 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:02:18,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:18,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,665 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:02:18,666 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:02:18,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:18,676 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-11-18 20:02:18,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,682 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,692 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 [2022-11-18 20:02:18,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-11-18 20:02:18,709 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,709 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:02:18,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:18,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,709 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:02:18,710 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:02:18,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:18,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2022-11-18 20:02:18,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,734 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,740 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 [2022-11-18 20:02:18,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-11-18 20:02:18,757 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,757 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-18 20:02:18,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:18,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,757 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-18 20:02:18,758 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-18 20:02:18,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:18,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2022-11-18 20:02:18,780 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-18 20:02:18,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,782 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,788 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 [2022-11-18 20:02:18,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-11-18 20:02:18,808 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,808 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:02:18,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,808 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 20:02:18,846 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-18 20:02:18,846 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-18 20:02:18,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2022-11-18 20:02:18,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,918 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-11-18 20:02:18,921 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 [2022-11-18 20:02:18,934 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,935 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:02:18,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:18,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,935 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 20:02:18,937 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:02:18,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:18,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2022-11-18 20:02:18,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,945 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-11-18 20:02:18,948 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 [2022-11-18 20:02:18,962 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,962 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:02:18,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:18,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,962 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 20:02:18,963 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:02:18,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:18,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2022-11-18 20:02:18,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:02:18,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:18,973 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:02:18,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-11-18 20:02:18,976 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 [2022-11-18 20:02:18,989 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-18 20:02:18,989 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-18 20:02:18,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:02:18,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:02:18,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:02:18,990 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-18 20:02:18,991 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:02:18,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:02:18,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:02:18,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2022-11-18 20:02:18,999 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-11-18 20:02:18,999 INFO L748 eck$LassoCheckResult]: Stem: 190#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 191#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 197#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 196#L55-2 assume !false; 192#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 193#L47-2 assume !false; 204#L49 assume !!(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 195#L47-2 assume !false; 198#L49 assume !!(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 195#L47-2 [2022-11-18 20:02:19,000 INFO L750 eck$LassoCheckResult]: Loop: 195#L47-2 assume !false; 198#L49 assume !!(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 195#L47-2 [2022-11-18 20:02:19,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:02:19,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1390087027, now seen corresponding path program 3 times [2022-11-18 20:02:19,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:02:19,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978414567] [2022-11-18 20:02:19,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:02:19,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:02:19,008 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 20:02:19,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1130789848] [2022-11-18 20:02:19,009 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-18 20:02:19,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:02:19,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:19,016 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:02:19,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (113)] Waiting until timeout for monitored process [2022-11-18 20:02:19,984 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-18 20:02:19,985 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-18 20:02:19,985 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:02:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:02:20,156 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:02:20,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:02:20,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 2 times [2022-11-18 20:02:20,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:02:20,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385619909] [2022-11-18 20:02:20,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:02:20,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:02:20,160 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 20:02:20,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [250454074] [2022-11-18 20:02:20,160 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-18 20:02:20,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:02:20,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:20,190 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:02:20,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (114)] Waiting until timeout for monitored process [2022-11-18 20:02:20,219 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-18 20:02:20,219 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-18 20:02:20,219 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:02:20,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:02:20,224 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:02:20,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:02:20,225 INFO L85 PathProgramCache]: Analyzing trace with hash 138804856, now seen corresponding path program 4 times [2022-11-18 20:02:20,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:02:20,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408941866] [2022-11-18 20:02:20,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:02:20,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:02:20,235 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 20:02:20,235 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1915797051] [2022-11-18 20:02:20,236 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-18 20:02:20,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:02:20,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:02:20,239 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:02:20,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb797303-4438-4330-8156-b2a0f53b5711/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (115)] Waiting until timeout for monitored process [2022-11-18 20:02:30,971 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-18 20:02:30,971 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-18 20:02:30,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:02:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:02:31,018 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:02:54,166 WARN L233 SmtUtils]: Spent 23.02s on a formula simplification. DAG size of input: 53 DAG size of output: 47 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 20:03:07,750 WARN L233 SmtUtils]: Spent 9.73s on a formula simplification that was a NOOP. DAG size: 35 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 20:03:07,754 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:03:07,754 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:03:07,754 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:03:07,755 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:03:07,755 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-18 20:03:07,755 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:03:07,755 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:03:07,755 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:03:07,755 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration4_Lasso [2022-11-18 20:03:07,755 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:03:07,755 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:03:07,757 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:03:07,761 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:03:07,764 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:03:11,390 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true