./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer --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 375e158327910cae8c3594f7d2ad0376509a1ecb 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Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:47:12,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:47:12,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:47:12,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:47:12,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:47:12,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:47:12,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:47:12,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:47:12,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:47:12,297 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:47:12,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:47:12,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:47:12,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:47:12,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:47:12,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:47:12,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:47:12,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:47:12,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:47:12,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:47:12,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:47:12,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:47:12,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:47:12,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:47:12,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:47:12,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:47:12,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:47:12,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:47:12,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:47:12,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:47:12,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:47:12,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:47:12,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:47:12,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:47:12,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:47:12,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:47:12,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:47:12,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:47:12,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:47:12,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:47:12,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:47:12,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:47:12,323 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-25 08:47:12,337 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:47:12,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:47:12,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:47:12,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:47:12,339 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:47:12,339 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-25 08:47:12,340 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-25 08:47:12,340 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-25 08:47:12,340 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-25 08:47:12,340 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-25 08:47:12,340 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-25 08:47:12,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:47:12,341 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:47:12,341 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:47:12,341 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:47:12,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:47:12,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:47:12,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-25 08:47:12,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-25 08:47:12,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-25 08:47:12,343 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:47:12,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:47:12,343 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-25 08:47:12,343 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:47:12,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-25 08:47:12,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:47:12,344 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:47:12,344 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-25 08:47:12,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:47:12,345 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:47:12,345 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-25 08:47:12,346 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-25 08:47:12,346 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer 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 -> 375e158327910cae8c3594f7d2ad0376509a1ecb [2019-11-25 08:47:12,474 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:47:12,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:47:12,488 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:47:12,489 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:47:12,489 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:47:12,490 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/../../sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c [2019-11-25 08:47:12,537 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/data/af503e772/558dc59a53484995b7117ae64078b48b/FLAGc57230b0f [2019-11-25 08:47:12,957 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:47:12,959 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c [2019-11-25 08:47:12,969 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/data/af503e772/558dc59a53484995b7117ae64078b48b/FLAGc57230b0f [2019-11-25 08:47:12,981 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/data/af503e772/558dc59a53484995b7117ae64078b48b [2019-11-25 08:47:12,983 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:47:12,985 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:47:12,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:47:12,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:47:12,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:47:12,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:47:12" (1/1) ... [2019-11-25 08:47:12,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ee4d6d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:12, skipping insertion in model container [2019-11-25 08:47:12,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:47:12" (1/1) ... [2019-11-25 08:47:12,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:47:13,034 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:47:13,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:47:13,264 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:47:13,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:47:13,327 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:47:13,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:13 WrapperNode [2019-11-25 08:47:13,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:47:13,329 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:47:13,329 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:47:13,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:47:13,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:13" (1/1) ... [2019-11-25 08:47:13,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:13" (1/1) ... [2019-11-25 08:47:13,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:47:13,367 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:47:13,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:47:13,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:47:13,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:13" (1/1) ... [2019-11-25 08:47:13,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:13" (1/1) ... [2019-11-25 08:47:13,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:13" (1/1) ... [2019-11-25 08:47:13,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:13" (1/1) ... [2019-11-25 08:47:13,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:13" (1/1) ... [2019-11-25 08:47:13,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:13" (1/1) ... [2019-11-25 08:47:13,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:13" (1/1) ... [2019-11-25 08:47:13,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:47:13,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:47:13,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:47:13,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:47:13,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:13,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:47:13,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:47:13,878 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:47:13,878 INFO L284 CfgBuilder]: Removed 44 assume(true) statements. [2019-11-25 08:47:13,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:47:13 BoogieIcfgContainer [2019-11-25 08:47:13,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:47:13,880 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-25 08:47:13,880 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-25 08:47:13,883 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-25 08:47:13,883 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:47:13,883 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 08:47:12" (1/3) ... [2019-11-25 08:47:13,884 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d09a493 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:47:13, skipping insertion in model container [2019-11-25 08:47:13,884 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:47:13,885 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:47:13" (2/3) ... [2019-11-25 08:47:13,885 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d09a493 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:47:13, skipping insertion in model container [2019-11-25 08:47:13,885 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:47:13,885 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:47:13" (3/3) ... [2019-11-25 08:47:13,887 INFO L371 chiAutomizerObserver]: Analyzing ICFG pc_sfifo_1.cil-1.c [2019-11-25 08:47:13,927 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-25 08:47:13,927 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-25 08:47:13,928 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-25 08:47:13,928 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:47:13,928 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:47:13,928 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-25 08:47:13,928 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:47:13,928 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-25 08:47:13,944 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 75 states. [2019-11-25 08:47:13,967 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 66 [2019-11-25 08:47:13,967 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:47:13,967 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:47:13,975 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-11-25 08:47:13,975 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:13,975 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-25 08:47:13,975 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 75 states. [2019-11-25 08:47:13,980 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 66 [2019-11-25 08:47:13,980 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:47:13,981 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:47:13,981 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-11-25 08:47:13,981 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:13,988 INFO L794 eck$LassoCheckResult]: Stem: 33#ULTIMATE.startENTRYtrue ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 8#L-1true havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 75#L346true havoc start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 77#L196true assume !(1 == ~p_dw_i~0);~p_dw_st~0 := 2; 74#L196-2true assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2; 61#L313-1true [2019-11-25 08:47:13,988 INFO L796 eck$LassoCheckResult]: Loop: 61#L313-1true assume !false; 22#L314true start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret3, eval_#t~nondet4, eval_#t~nondet5, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 64#L262true assume false; 37#L278true havoc stop_simulation_#res;havoc stop_simulation_#t~ret6, stop_simulation_~tmp~2, stop_simulation_~__retres2~0;havoc stop_simulation_~tmp~2;havoc stop_simulation_~__retres2~0;havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 69#L214-1true assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 14#L226-1true exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 42#L227-1true stop_simulation_#t~ret6 := exists_runnable_thread_#res;stop_simulation_~tmp~2 := stop_simulation_#t~ret6;havoc stop_simulation_#t~ret6; 23#L292true assume 0 != stop_simulation_~tmp~2;stop_simulation_~__retres2~0 := 0; 12#L299true stop_simulation_#res := stop_simulation_~__retres2~0; 39#L300true start_simulation_#t~ret7 := stop_simulation_#res;start_simulation_~tmp~3 := start_simulation_#t~ret7;havoc start_simulation_#t~ret7; 67#L320true assume !(0 != start_simulation_~tmp~3); 61#L313-1true [2019-11-25 08:47:13,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:13,993 INFO L82 PathProgramCache]: Analyzing trace with hash 28692871, now seen corresponding path program 1 times [2019-11-25 08:47:14,000 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:14,000 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450159528] [2019-11-25 08:47:14,000 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:14,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:14,121 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450159528] [2019-11-25 08:47:14,122 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:14,122 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:47:14,123 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792129473] [2019-11-25 08:47:14,126 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-25 08:47:14,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:14,127 INFO L82 PathProgramCache]: Analyzing trace with hash -778318386, now seen corresponding path program 1 times [2019-11-25 08:47:14,127 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:14,127 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400074588] [2019-11-25 08:47:14,127 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:14,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:14,135 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400074588] [2019-11-25 08:47:14,135 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:14,136 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:47:14,136 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127825184] [2019-11-25 08:47:14,137 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:47:14,138 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:47:14,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:47:14,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:47:14,152 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 3 states. [2019-11-25 08:47:14,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:47:14,175 INFO L93 Difference]: Finished difference Result 75 states and 103 transitions. [2019-11-25 08:47:14,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:47:14,177 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 75 states and 103 transitions. [2019-11-25 08:47:14,180 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 63 [2019-11-25 08:47:14,186 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 75 states to 68 states and 96 transitions. [2019-11-25 08:47:14,187 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 68 [2019-11-25 08:47:14,188 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 68 [2019-11-25 08:47:14,188 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 96 transitions. [2019-11-25 08:47:14,189 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:47:14,189 INFO L688 BuchiCegarLoop]: Abstraction has 68 states and 96 transitions. [2019-11-25 08:47:14,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 96 transitions. [2019-11-25 08:47:14,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2019-11-25 08:47:14,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2019-11-25 08:47:14,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 96 transitions. [2019-11-25 08:47:14,215 INFO L711 BuchiCegarLoop]: Abstraction has 68 states and 96 transitions. [2019-11-25 08:47:14,215 INFO L591 BuchiCegarLoop]: Abstraction has 68 states and 96 transitions. [2019-11-25 08:47:14,215 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-25 08:47:14,215 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states and 96 transitions. [2019-11-25 08:47:14,217 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 63 [2019-11-25 08:47:14,217 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:47:14,217 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:47:14,218 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-11-25 08:47:14,218 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:14,218 INFO L794 eck$LassoCheckResult]: Stem: 205#ULTIMATE.startENTRY ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 169#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 170#L346 havoc start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 226#L196 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 225#L196-2 assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2; 222#L313-1 [2019-11-25 08:47:14,219 INFO L796 eck$LassoCheckResult]: Loop: 222#L313-1 assume !false; 191#L314 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret3, eval_#t~nondet4, eval_#t~nondet5, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 174#L262 assume !false; 213#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 214#L214 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 185#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 186#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 199#L242 assume !(0 != eval_~tmp___1~0); 200#L278 havoc stop_simulation_#res;havoc stop_simulation_#t~ret6, stop_simulation_~tmp~2, stop_simulation_~__retres2~0;havoc stop_simulation_~tmp~2;havoc stop_simulation_~__retres2~0;havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 206#L214-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 183#L226-1 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 184#L227-1 stop_simulation_#t~ret6 := exists_runnable_thread_#res;stop_simulation_~tmp~2 := stop_simulation_#t~ret6;havoc stop_simulation_#t~ret6; 192#L292 assume 0 != stop_simulation_~tmp~2;stop_simulation_~__retres2~0 := 0; 179#L299 stop_simulation_#res := stop_simulation_~__retres2~0; 180#L300 start_simulation_#t~ret7 := stop_simulation_#res;start_simulation_~tmp~3 := start_simulation_#t~ret7;havoc start_simulation_#t~ret7; 210#L320 assume !(0 != start_simulation_~tmp~3); 222#L313-1 [2019-11-25 08:47:14,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:14,219 INFO L82 PathProgramCache]: Analyzing trace with hash 28692809, now seen corresponding path program 1 times [2019-11-25 08:47:14,219 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:14,220 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198273989] [2019-11-25 08:47:14,220 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:14,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:14,251 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198273989] [2019-11-25 08:47:14,252 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:14,252 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:47:14,252 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449134365] [2019-11-25 08:47:14,252 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-25 08:47:14,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:14,253 INFO L82 PathProgramCache]: Analyzing trace with hash -852169887, now seen corresponding path program 1 times [2019-11-25 08:47:14,253 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:14,253 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770797936] [2019-11-25 08:47:14,253 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:14,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:14,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:14,296 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770797936] [2019-11-25 08:47:14,296 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:14,297 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-25 08:47:14,297 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042306190] [2019-11-25 08:47:14,297 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:47:14,297 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:47:14,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:47:14,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:47:14,298 INFO L87 Difference]: Start difference. First operand 68 states and 96 transitions. cyclomatic complexity: 29 Second operand 3 states. [2019-11-25 08:47:14,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:47:14,314 INFO L93 Difference]: Finished difference Result 68 states and 95 transitions. [2019-11-25 08:47:14,314 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:47:14,315 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 95 transitions. [2019-11-25 08:47:14,319 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 63 [2019-11-25 08:47:14,326 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 68 states and 95 transitions. [2019-11-25 08:47:14,327 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 68 [2019-11-25 08:47:14,327 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 68 [2019-11-25 08:47:14,327 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 95 transitions. [2019-11-25 08:47:14,328 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:47:14,328 INFO L688 BuchiCegarLoop]: Abstraction has 68 states and 95 transitions. [2019-11-25 08:47:14,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 95 transitions. [2019-11-25 08:47:14,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2019-11-25 08:47:14,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2019-11-25 08:47:14,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 95 transitions. [2019-11-25 08:47:14,336 INFO L711 BuchiCegarLoop]: Abstraction has 68 states and 95 transitions. [2019-11-25 08:47:14,337 INFO L591 BuchiCegarLoop]: Abstraction has 68 states and 95 transitions. [2019-11-25 08:47:14,337 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-25 08:47:14,337 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states and 95 transitions. [2019-11-25 08:47:14,338 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 63 [2019-11-25 08:47:14,343 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:47:14,343 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:47:14,344 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-11-25 08:47:14,344 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:14,344 INFO L794 eck$LassoCheckResult]: Stem: 350#ULTIMATE.startENTRY ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 314#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 315#L346 havoc start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 371#L196 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 370#L196-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 367#L313-1 [2019-11-25 08:47:14,344 INFO L796 eck$LassoCheckResult]: Loop: 367#L313-1 assume !false; 336#L314 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret3, eval_#t~nondet4, eval_#t~nondet5, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 319#L262 assume !false; 358#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 359#L214 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 330#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 331#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 344#L242 assume !(0 != eval_~tmp___1~0); 345#L278 havoc stop_simulation_#res;havoc stop_simulation_#t~ret6, stop_simulation_~tmp~2, stop_simulation_~__retres2~0;havoc stop_simulation_~tmp~2;havoc stop_simulation_~__retres2~0;havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 351#L214-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 328#L226-1 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 329#L227-1 stop_simulation_#t~ret6 := exists_runnable_thread_#res;stop_simulation_~tmp~2 := stop_simulation_#t~ret6;havoc stop_simulation_#t~ret6; 337#L292 assume 0 != stop_simulation_~tmp~2;stop_simulation_~__retres2~0 := 0; 324#L299 stop_simulation_#res := stop_simulation_~__retres2~0; 325#L300 start_simulation_#t~ret7 := stop_simulation_#res;start_simulation_~tmp~3 := start_simulation_#t~ret7;havoc start_simulation_#t~ret7; 352#L320 assume !(0 != start_simulation_~tmp~3); 367#L313-1 [2019-11-25 08:47:14,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:14,344 INFO L82 PathProgramCache]: Analyzing trace with hash 28692807, now seen corresponding path program 1 times [2019-11-25 08:47:14,345 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:14,345 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657873255] [2019-11-25 08:47:14,345 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:14,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:14,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:14,383 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:47:14,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:14,384 INFO L82 PathProgramCache]: Analyzing trace with hash -852169887, now seen corresponding path program 2 times [2019-11-25 08:47:14,384 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:14,384 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131889346] [2019-11-25 08:47:14,385 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:14,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:14,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:14,421 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131889346] [2019-11-25 08:47:14,421 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:14,421 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-25 08:47:14,421 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124855648] [2019-11-25 08:47:14,422 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:47:14,422 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:47:14,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:47:14,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:47:14,422 INFO L87 Difference]: Start difference. First operand 68 states and 95 transitions. cyclomatic complexity: 28 Second operand 5 states. [2019-11-25 08:47:14,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:47:14,621 INFO L93 Difference]: Finished difference Result 134 states and 185 transitions. [2019-11-25 08:47:14,621 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-25 08:47:14,622 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 134 states and 185 transitions. [2019-11-25 08:47:14,624 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 129 [2019-11-25 08:47:14,626 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 134 states to 134 states and 185 transitions. [2019-11-25 08:47:14,626 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 134 [2019-11-25 08:47:14,627 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 134 [2019-11-25 08:47:14,627 INFO L73 IsDeterministic]: Start isDeterministic. Operand 134 states and 185 transitions. [2019-11-25 08:47:14,628 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:47:14,628 INFO L688 BuchiCegarLoop]: Abstraction has 134 states and 185 transitions. [2019-11-25 08:47:14,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states and 185 transitions. [2019-11-25 08:47:14,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 71. [2019-11-25 08:47:14,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-11-25 08:47:14,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 98 transitions. [2019-11-25 08:47:14,634 INFO L711 BuchiCegarLoop]: Abstraction has 71 states and 98 transitions. [2019-11-25 08:47:14,635 INFO L591 BuchiCegarLoop]: Abstraction has 71 states and 98 transitions. [2019-11-25 08:47:14,635 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-25 08:47:14,635 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 98 transitions. [2019-11-25 08:47:14,636 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 66 [2019-11-25 08:47:14,636 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:47:14,636 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:47:14,637 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-11-25 08:47:14,639 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:14,640 INFO L794 eck$LassoCheckResult]: Stem: 565#ULTIMATE.startENTRY ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 532#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 533#L346 havoc start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 591#L196 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 590#L196-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 587#L313-1 [2019-11-25 08:47:14,640 INFO L796 eck$LassoCheckResult]: Loop: 587#L313-1 assume !false; 554#L314 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret3, eval_#t~nondet4, eval_#t~nondet5, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 535#L262 assume !false; 577#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 578#L214 assume !(0 == ~p_dw_st~0); 585#L218 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2 := 0; 548#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 549#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 592#L242 assume !(0 != eval_~tmp___1~0); 568#L278 havoc stop_simulation_#res;havoc stop_simulation_#t~ret6, stop_simulation_~tmp~2, stop_simulation_~__retres2~0;havoc stop_simulation_~tmp~2;havoc stop_simulation_~__retres2~0;havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 569#L214-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 546#L226-1 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 547#L227-1 stop_simulation_#t~ret6 := exists_runnable_thread_#res;stop_simulation_~tmp~2 := stop_simulation_#t~ret6;havoc stop_simulation_#t~ret6; 555#L292 assume 0 != stop_simulation_~tmp~2;stop_simulation_~__retres2~0 := 0; 542#L299 stop_simulation_#res := stop_simulation_~__retres2~0; 543#L300 start_simulation_#t~ret7 := stop_simulation_#res;start_simulation_~tmp~3 := start_simulation_#t~ret7;havoc start_simulation_#t~ret7; 572#L320 assume !(0 != start_simulation_~tmp~3); 587#L313-1 [2019-11-25 08:47:14,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:14,640 INFO L82 PathProgramCache]: Analyzing trace with hash 28692807, now seen corresponding path program 2 times [2019-11-25 08:47:14,640 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:14,640 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417209739] [2019-11-25 08:47:14,640 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:14,657 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:47:14,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:14,657 INFO L82 PathProgramCache]: Analyzing trace with hash 6171900, now seen corresponding path program 1 times [2019-11-25 08:47:14,658 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:14,658 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187616062] [2019-11-25 08:47:14,658 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:14,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:14,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:14,688 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187616062] [2019-11-25 08:47:14,688 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:14,688 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:47:14,689 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606938789] [2019-11-25 08:47:14,689 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:47:14,689 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:47:14,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:47:14,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:47:14,690 INFO L87 Difference]: Start difference. First operand 71 states and 98 transitions. cyclomatic complexity: 28 Second operand 3 states. [2019-11-25 08:47:14,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:47:14,720 INFO L93 Difference]: Finished difference Result 116 states and 156 transitions. [2019-11-25 08:47:14,721 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:47:14,721 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 116 states and 156 transitions. [2019-11-25 08:47:14,723 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 109 [2019-11-25 08:47:14,724 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 116 states to 116 states and 156 transitions. [2019-11-25 08:47:14,724 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 116 [2019-11-25 08:47:14,725 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 116 [2019-11-25 08:47:14,725 INFO L73 IsDeterministic]: Start isDeterministic. Operand 116 states and 156 transitions. [2019-11-25 08:47:14,726 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:47:14,726 INFO L688 BuchiCegarLoop]: Abstraction has 116 states and 156 transitions. [2019-11-25 08:47:14,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states and 156 transitions. [2019-11-25 08:47:14,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 99. [2019-11-25 08:47:14,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2019-11-25 08:47:14,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 132 transitions. [2019-11-25 08:47:14,733 INFO L711 BuchiCegarLoop]: Abstraction has 99 states and 132 transitions. [2019-11-25 08:47:14,733 INFO L591 BuchiCegarLoop]: Abstraction has 99 states and 132 transitions. [2019-11-25 08:47:14,734 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-11-25 08:47:14,734 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 99 states and 132 transitions. [2019-11-25 08:47:14,735 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 92 [2019-11-25 08:47:14,735 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:47:14,735 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:47:14,736 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:14,736 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:14,736 INFO L794 eck$LassoCheckResult]: Stem: 761#ULTIMATE.startENTRY ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 725#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 726#L346 havoc start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 792#L196 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 790#L196-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 791#L313-1 assume !false; 803#L314 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret3, eval_#t~nondet4, eval_#t~nondet5, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 801#L262 [2019-11-25 08:47:14,737 INFO L796 eck$LassoCheckResult]: Loop: 801#L262 assume !false; 800#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 799#L214 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 798#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 797#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 796#L242 assume 0 != eval_~tmp___1~0; 795#L242-1 assume !(0 == ~p_dw_st~0); 754#L247 assume 0 == ~c_dr_st~0;eval_~tmp___0~1 := eval_#t~nondet5;havoc eval_#t~nondet5; 727#L266 assume 0 != eval_~tmp___0~1;~c_dr_st~0 := 1;havoc do_read_c_~a~0;havoc do_read_c_~a~0; 729#L139 assume !(0 == ~c_dr_pc~0); 744#L142 assume 1 == ~c_dr_pc~0; 745#L143 do_read_c_~a~0 := ~a_t~0; 750#L152-1 do_read_c_~a~0 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1;havoc immediate_notify_threads_#t~ret0, immediate_notify_threads_#t~ret1, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 784#L32-3 assume !(1 == ~p_dw_pc~0); 785#L32-5 is_do_write_p_triggered_~__retres1~0 := 0; 813#L43-1 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 812#L44-1 immediate_notify_threads_#t~ret0 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret0;havoc immediate_notify_threads_#t~ret0; 811#L74-3 assume 0 != immediate_notify_threads_~tmp~0;~p_dw_st~0 := 0; 756#L74-5 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 715#L51-3 assume 1 == ~c_dr_pc~0; 716#L52-1 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1 := 1; 810#L62-1 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 809#L63-1 immediate_notify_threads_#t~ret1 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret1;havoc immediate_notify_threads_#t~ret1; 808#L82-3 assume 0 != immediate_notify_threads_~tmp___0~0;~c_dr_st~0 := 0; 807#L82-5 ~q_read_ev~0 := 2; 806#L172 assume ~p_last_write~0 == ~c_last_read~0; 805#L173 assume ~p_num_write~0 == ~c_num_read~0; 804#L10-2 assume !false; 802#L151 assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0; 801#L262 [2019-11-25 08:47:14,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:14,737 INFO L82 PathProgramCache]: Analyzing trace with hash 1803984585, now seen corresponding path program 1 times [2019-11-25 08:47:14,737 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:14,737 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719803798] [2019-11-25 08:47:14,738 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:14,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:14,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:14,762 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:47:14,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:14,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1836630604, now seen corresponding path program 1 times [2019-11-25 08:47:14,771 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:14,771 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57180342] [2019-11-25 08:47:14,771 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:14,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:14,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:14,788 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57180342] [2019-11-25 08:47:14,788 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:14,788 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:47:14,789 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082521593] [2019-11-25 08:47:14,789 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:47:14,789 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:47:14,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:47:14,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:47:14,790 INFO L87 Difference]: Start difference. First operand 99 states and 132 transitions. cyclomatic complexity: 34 Second operand 3 states. [2019-11-25 08:47:14,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:47:14,822 INFO L93 Difference]: Finished difference Result 116 states and 154 transitions. [2019-11-25 08:47:14,824 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:47:14,824 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 116 states and 154 transitions. [2019-11-25 08:47:14,826 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 109 [2019-11-25 08:47:14,827 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 116 states to 116 states and 154 transitions. [2019-11-25 08:47:14,827 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 116 [2019-11-25 08:47:14,827 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 116 [2019-11-25 08:47:14,828 INFO L73 IsDeterministic]: Start isDeterministic. Operand 116 states and 154 transitions. [2019-11-25 08:47:14,828 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:47:14,828 INFO L688 BuchiCegarLoop]: Abstraction has 116 states and 154 transitions. [2019-11-25 08:47:14,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states and 154 transitions. [2019-11-25 08:47:14,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 99. [2019-11-25 08:47:14,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2019-11-25 08:47:14,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 130 transitions. [2019-11-25 08:47:14,839 INFO L711 BuchiCegarLoop]: Abstraction has 99 states and 130 transitions. [2019-11-25 08:47:14,839 INFO L591 BuchiCegarLoop]: Abstraction has 99 states and 130 transitions. [2019-11-25 08:47:14,839 INFO L424 BuchiCegarLoop]: ======== Iteration 6============ [2019-11-25 08:47:14,839 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 99 states and 130 transitions. [2019-11-25 08:47:14,840 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 92 [2019-11-25 08:47:14,840 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:47:14,840 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:47:14,841 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:14,841 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:14,841 INFO L794 eck$LassoCheckResult]: Stem: 980#ULTIMATE.startENTRY ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 946#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 947#L346 havoc start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 1014#L196 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 1013#L196-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 1003#L313-1 assume !false; 968#L314 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret3, eval_#t~nondet4, eval_#t~nondet5, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 969#L262 [2019-11-25 08:47:14,842 INFO L796 eck$LassoCheckResult]: Loop: 969#L262 assume !false; 992#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 993#L214 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 1011#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 1021#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 1020#L242 assume 0 != eval_~tmp___1~0; 1018#L242-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet4;havoc eval_#t~nondet4; 1004#L251 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet2; 998#L96 assume 0 == ~p_dw_pc~0; 991#L107-1 assume !false; 997#L108 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 974#L247 assume 0 == ~c_dr_st~0;eval_~tmp___0~1 := eval_#t~nondet5;havoc eval_#t~nondet5; 948#L266 assume 0 != eval_~tmp___0~1;~c_dr_st~0 := 1;havoc do_read_c_~a~0;havoc do_read_c_~a~0; 950#L139 assume !(0 == ~c_dr_pc~0); 965#L142 assume 1 == ~c_dr_pc~0; 966#L143 do_read_c_~a~0 := ~a_t~0; 971#L152-1 do_read_c_~a~0 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1;havoc immediate_notify_threads_#t~ret0, immediate_notify_threads_#t~ret1, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 1005#L32-3 assume !(1 == ~p_dw_pc~0); 1006#L32-5 is_do_write_p_triggered_~__retres1~0 := 0; 1034#L43-1 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 983#L44-1 immediate_notify_threads_#t~ret0 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret0;havoc immediate_notify_threads_#t~ret0; 975#L74-3 assume 0 != immediate_notify_threads_~tmp~0;~p_dw_st~0 := 0; 976#L74-5 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 1032#L51-3 assume 1 == ~c_dr_pc~0; 1030#L52-1 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1 := 1; 1029#L62-1 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 1028#L63-1 immediate_notify_threads_#t~ret1 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret1;havoc immediate_notify_threads_#t~ret1; 1027#L82-3 assume 0 != immediate_notify_threads_~tmp___0~0;~c_dr_st~0 := 0; 1026#L82-5 ~q_read_ev~0 := 2; 1025#L172 assume ~p_last_write~0 == ~c_last_read~0; 1024#L173 assume ~p_num_write~0 == ~c_num_read~0; 1008#L10-2 assume !false; 999#L151 assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0; 969#L262 [2019-11-25 08:47:14,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:14,842 INFO L82 PathProgramCache]: Analyzing trace with hash 1803984585, now seen corresponding path program 2 times [2019-11-25 08:47:14,842 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:14,843 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236479946] [2019-11-25 08:47:14,843 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:14,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:14,873 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:47:14,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:14,881 INFO L82 PathProgramCache]: Analyzing trace with hash 331104409, now seen corresponding path program 1 times [2019-11-25 08:47:14,882 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:14,882 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337365333] [2019-11-25 08:47:14,882 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:14,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:14,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:14,907 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337365333] [2019-11-25 08:47:14,907 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:14,907 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:47:14,908 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646203746] [2019-11-25 08:47:14,908 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:47:14,908 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:47:14,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:47:14,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:47:14,909 INFO L87 Difference]: Start difference. First operand 99 states and 130 transitions. cyclomatic complexity: 32 Second operand 3 states. [2019-11-25 08:47:14,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:47:14,938 INFO L93 Difference]: Finished difference Result 125 states and 159 transitions. [2019-11-25 08:47:14,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:47:14,939 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 159 transitions. [2019-11-25 08:47:14,940 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 108 [2019-11-25 08:47:14,942 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 125 states and 159 transitions. [2019-11-25 08:47:14,942 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 125 [2019-11-25 08:47:14,942 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 125 [2019-11-25 08:47:14,942 INFO L73 IsDeterministic]: Start isDeterministic. Operand 125 states and 159 transitions. [2019-11-25 08:47:14,943 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:47:14,943 INFO L688 BuchiCegarLoop]: Abstraction has 125 states and 159 transitions. [2019-11-25 08:47:14,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states and 159 transitions. [2019-11-25 08:47:14,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2019-11-25 08:47:14,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2019-11-25 08:47:14,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 159 transitions. [2019-11-25 08:47:14,961 INFO L711 BuchiCegarLoop]: Abstraction has 125 states and 159 transitions. [2019-11-25 08:47:14,961 INFO L591 BuchiCegarLoop]: Abstraction has 125 states and 159 transitions. [2019-11-25 08:47:14,961 INFO L424 BuchiCegarLoop]: ======== Iteration 7============ [2019-11-25 08:47:14,961 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125 states and 159 transitions. [2019-11-25 08:47:14,962 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 108 [2019-11-25 08:47:14,962 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:47:14,962 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:47:14,963 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:14,963 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:14,963 INFO L794 eck$LassoCheckResult]: Stem: 1211#ULTIMATE.startENTRY ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 1176#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 1177#L346 havoc start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 1250#L196 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 1249#L196-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 1242#L313-1 assume !false; 1199#L314 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret3, eval_#t~nondet4, eval_#t~nondet5, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 1200#L262 assume !false; 1266#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 1265#L214 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 1264#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 1263#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 1207#L242 assume 0 != eval_~tmp___1~0; 1204#L242-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet4;havoc eval_#t~nondet4; 1205#L251 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet2; 1243#L96 assume 0 == ~p_dw_pc~0; 1231#L107-1 [2019-11-25 08:47:14,964 INFO L796 eck$LassoCheckResult]: Loop: 1231#L107-1 assume !false; 1233#L108 assume !(0 == ~q_free~0); 1193#L109 ~q_buf_0~0 := do_write_p_#t~nondet2;havoc do_write_p_#t~nondet2;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;havoc immediate_notify_threads_#t~ret0, immediate_notify_threads_#t~ret1, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 1194#L32 assume !(1 == ~p_dw_pc~0); 1246#L32-2 is_do_write_p_triggered_~__retres1~0 := 0; 1185#L43 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 1186#L44 immediate_notify_threads_#t~ret0 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret0;havoc immediate_notify_threads_#t~ret0; 1219#L74 assume 0 != immediate_notify_threads_~tmp~0;~p_dw_st~0 := 0; 1208#L74-2 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 1173#L51 assume !(1 == ~c_dr_pc~0); 1169#L51-2 is_do_read_c_triggered_~__retres1~1 := 0; 1170#L62 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 1175#L63 immediate_notify_threads_#t~ret1 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret1;havoc immediate_notify_threads_#t~ret1; 1232#L82 assume 0 != immediate_notify_threads_~tmp___0~0;~c_dr_st~0 := 0; 1230#L82-2 ~q_write_ev~0 := 2; 1231#L107-1 [2019-11-25 08:47:14,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:14,965 INFO L82 PathProgramCache]: Analyzing trace with hash -1783039958, now seen corresponding path program 1 times [2019-11-25 08:47:14,966 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:14,966 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778222686] [2019-11-25 08:47:14,966 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:14,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:14,984 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:47:14,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:14,985 INFO L82 PathProgramCache]: Analyzing trace with hash -62972986, now seen corresponding path program 1 times [2019-11-25 08:47:14,985 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:14,985 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260572385] [2019-11-25 08:47:14,985 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:14,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:15,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:15,043 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260572385] [2019-11-25 08:47:15,043 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:15,043 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-25 08:47:15,043 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440433688] [2019-11-25 08:47:15,044 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:47:15,044 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:47:15,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:47:15,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:47:15,044 INFO L87 Difference]: Start difference. First operand 125 states and 159 transitions. cyclomatic complexity: 36 Second operand 5 states. [2019-11-25 08:47:15,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:47:15,156 INFO L93 Difference]: Finished difference Result 275 states and 346 transitions. [2019-11-25 08:47:15,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-25 08:47:15,158 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 275 states and 346 transitions. [2019-11-25 08:47:15,160 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 255 [2019-11-25 08:47:15,162 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 275 states to 275 states and 346 transitions. [2019-11-25 08:47:15,163 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 275 [2019-11-25 08:47:15,163 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 275 [2019-11-25 08:47:15,163 INFO L73 IsDeterministic]: Start isDeterministic. Operand 275 states and 346 transitions. [2019-11-25 08:47:15,165 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:47:15,165 INFO L688 BuchiCegarLoop]: Abstraction has 275 states and 346 transitions. [2019-11-25 08:47:15,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states and 346 transitions. [2019-11-25 08:47:15,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 134. [2019-11-25 08:47:15,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2019-11-25 08:47:15,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 167 transitions. [2019-11-25 08:47:15,188 INFO L711 BuchiCegarLoop]: Abstraction has 134 states and 167 transitions. [2019-11-25 08:47:15,188 INFO L591 BuchiCegarLoop]: Abstraction has 134 states and 167 transitions. [2019-11-25 08:47:15,193 INFO L424 BuchiCegarLoop]: ======== Iteration 8============ [2019-11-25 08:47:15,193 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 134 states and 167 transitions. [2019-11-25 08:47:15,194 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 117 [2019-11-25 08:47:15,194 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:47:15,194 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:47:15,195 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:15,196 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:15,196 INFO L794 eck$LassoCheckResult]: Stem: 1621#ULTIMATE.startENTRY ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 1589#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 1590#L346 havoc start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 1659#L196 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 1657#L196-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 1658#L313-1 assume !false; 1690#L314 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret3, eval_#t~nondet4, eval_#t~nondet5, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 1689#L262 assume !false; 1688#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 1687#L214 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 1686#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 1685#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 1684#L242 assume 0 != eval_~tmp___1~0; 1683#L242-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet4;havoc eval_#t~nondet4; 1682#L251 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet2; 1680#L96 assume 0 == ~p_dw_pc~0; 1642#L107-1 [2019-11-25 08:47:15,196 INFO L796 eck$LassoCheckResult]: Loop: 1642#L107-1 assume !false; 1644#L108 assume !(0 == ~q_free~0); 1606#L109 ~q_buf_0~0 := do_write_p_#t~nondet2;havoc do_write_p_#t~nondet2;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;havoc immediate_notify_threads_#t~ret0, immediate_notify_threads_#t~ret1, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 1607#L32 assume !(1 == ~p_dw_pc~0); 1653#L32-2 is_do_write_p_triggered_~__retres1~0 := 0; 1598#L43 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 1599#L44 immediate_notify_threads_#t~ret0 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret0;havoc immediate_notify_threads_#t~ret0; 1633#L74 assume !(0 != immediate_notify_threads_~tmp~0); 1619#L74-2 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 1586#L51 assume 1 == ~c_dr_pc~0; 1587#L52 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1 := 1; 1583#L62 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 1588#L63 immediate_notify_threads_#t~ret1 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret1;havoc immediate_notify_threads_#t~ret1; 1643#L82 assume 0 != immediate_notify_threads_~tmp___0~0;~c_dr_st~0 := 0; 1641#L82-2 ~q_write_ev~0 := 2; 1642#L107-1 [2019-11-25 08:47:15,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:15,197 INFO L82 PathProgramCache]: Analyzing trace with hash -1783039958, now seen corresponding path program 2 times [2019-11-25 08:47:15,197 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:15,198 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037085049] [2019-11-25 08:47:15,198 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:15,225 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:47:15,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:15,231 INFO L82 PathProgramCache]: Analyzing trace with hash -1078264795, now seen corresponding path program 1 times [2019-11-25 08:47:15,231 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:15,232 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252433130] [2019-11-25 08:47:15,233 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:15,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:15,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:15,257 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:47:15,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:15,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1917816028, now seen corresponding path program 1 times [2019-11-25 08:47:15,258 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:15,258 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476665275] [2019-11-25 08:47:15,258 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:15,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:15,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:15,282 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476665275] [2019-11-25 08:47:15,283 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:15,283 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:47:15,283 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341671241] [2019-11-25 08:47:15,431 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:47:15,432 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:47:15,432 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:47:15,432 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:47:15,432 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:47:15,432 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:15,432 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:47:15,433 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:47:15,433 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration8_Loop [2019-11-25 08:47:15,433 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:47:15,433 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:47:15,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,463 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,718 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:47:15,719 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:15,726 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:47:15,726 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:15,737 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:47:15,738 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_is_do_read_c_triggered_#res=1, ULTIMATE.start_immediate_notify_threads_~tmp___0~0=1, ULTIMATE.start_is_do_read_c_triggered_~__retres1~1=1} Honda state: {ULTIMATE.start_is_do_read_c_triggered_#res=1, ULTIMATE.start_immediate_notify_threads_~tmp___0~0=1, ULTIMATE.start_is_do_read_c_triggered_~__retres1~1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:15,764 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:47:15,765 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:47:15,774 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:47:15,774 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_is_do_write_p_triggered_#res=0, ULTIMATE.start_is_do_write_p_triggered_~__retres1~0=0} Honda state: {ULTIMATE.start_is_do_write_p_triggered_#res=0, ULTIMATE.start_is_do_write_p_triggered_~__retres1~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:15,791 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:47:15,791 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:15,815 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:47:15,815 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:15,830 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:47:15,832 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:47:15,833 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:47:15,833 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:47:15,833 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:47:15,833 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:47:15,833 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:15,833 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:47:15,834 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:47:15,834 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration8_Loop [2019-11-25 08:47:15,834 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:47:15,834 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:47:15,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,841 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,882 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:15,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:16,088 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:47:16,092 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:16,122 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:16,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:16,126 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,144 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:16,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:16,148 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:16,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,152 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:16,170 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:16,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:16,172 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,193 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:16,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:16,198 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:16,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:16,202 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:16,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:16,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:16,219 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:16,238 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:16,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,240 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:16,262 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:16,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:16,308 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:16,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,314 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:16,333 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:16,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:16,335 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:16,349 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:16,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:16,352 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,368 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:16,369 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:16,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:16,371 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:16,385 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:16,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,388 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:16,390 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,404 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:16,405 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:16,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:16,407 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,428 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:16,428 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:16,435 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:16,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:16,444 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,464 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:16,466 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:16,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:16,468 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,490 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:16,490 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:16,492 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:16,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:16,497 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,505 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:16,506 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:16,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,509 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,520 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:16,521 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:16,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,523 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,531 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:16,534 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:16,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,538 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,546 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:16,547 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:16,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,550 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,558 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:16,559 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:16,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,562 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,572 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:16,573 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:16,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,577 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,584 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:16,586 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:16,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,589 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,600 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:16,602 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:16,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,605 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:16,607 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,613 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:16,614 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:16,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,617 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,625 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:16,625 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:16,628 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:47:16,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,633 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,641 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:16,642 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:16,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,648 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,655 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:16,655 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:16,657 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:47:16,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,660 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,668 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:16,668 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:16,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,671 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,679 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:16,680 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:16,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,682 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,691 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:16,694 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:16,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,698 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,706 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:16,707 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:16,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,710 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,720 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:16,721 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:16,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,724 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,735 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:16,738 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:16,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:16,741 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,761 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:16,763 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:16,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,767 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,780 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:16,782 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:16,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,785 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:16,787 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,793 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:16,794 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:16,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,796 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,804 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:16,804 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:16,807 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:47:16,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,813 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,821 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:16,822 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:16,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,825 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,833 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:16,833 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:16,834 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:47:16,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,838 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,846 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:16,846 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:16,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,849 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,856 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:16,858 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:16,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,860 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,869 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:16,872 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:16,872 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,877 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,888 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:16,890 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:16,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:16,897 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,905 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,906 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:16,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:16,909 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,922 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:16,923 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:16,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:16,929 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,937 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:16,939 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:16,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,943 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:16,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,951 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:16,953 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:16,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,957 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:16,959 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,965 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:16,965 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:16,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,965 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:16,966 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:16,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,970 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,977 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:16,977 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:16,977 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,977 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:16,977 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:16,980 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:16,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:16,986 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:16,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:16,996 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:16,996 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:16,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:16,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:16,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:16,996 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:16,997 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:16,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,001 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,012 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,012 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,012 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:17,012 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:17,014 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:17,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,021 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,032 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,032 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,033 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:17,034 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:17,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,037 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,044 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,045 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,045 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:17,047 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:17,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,050 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,060 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,060 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,060 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,061 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:17,063 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:17,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,070 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,077 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,077 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,077 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:17,078 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:17,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:17,081 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,092 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,093 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,093 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:17,094 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:17,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,100 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,111 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,111 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,112 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:17,114 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:17,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,119 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,129 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,129 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,130 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:17,131 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:17,131 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,135 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,142 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,142 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,143 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:17,145 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:17,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,149 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:17,150 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,157 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,157 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:17,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,157 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,158 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,162 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,172 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,172 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:17,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,172 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:17,172 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,176 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:47:17,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,186 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,194 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,194 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:17,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,194 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,196 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,201 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,209 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,209 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:17,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,210 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:17,210 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,212 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:47:17,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,218 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,227 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,227 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:17,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,227 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,229 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,233 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,241 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,241 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:17,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,241 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,243 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,247 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,253 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,255 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,255 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:17,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,256 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,259 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,269 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,276 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,276 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:17,276 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,277 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,279 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:17,289 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,298 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,298 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:17,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,299 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,301 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,309 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,317 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,317 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:17,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,318 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,319 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,326 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,334 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,334 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:17,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,335 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,337 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,343 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,351 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,352 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:17,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,352 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,355 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,361 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:17,363 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,370 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,370 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,371 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:17,373 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:17,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,379 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,387 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,387 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,387 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:17,388 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:17,392 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:47:17,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,409 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,417 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,417 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,418 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:17,420 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:17,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,429 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,438 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,438 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,439 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:17,439 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:17,441 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:47:17,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,450 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,459 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,460 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,460 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,464 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:17,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:17,469 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,500 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,500 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,500 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:17,502 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:17,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:17,507 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,522 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,522 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,523 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:17,526 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:17,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,539 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,548 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,548 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,549 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:17,550 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:17,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,560 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,570 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,570 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,571 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:17,572 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:17,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,578 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,586 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,586 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,586 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:17,588 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:17,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:17,601 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,609 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,609 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,610 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:17,611 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:17,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:17,617 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,628 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,628 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,628 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:17,631 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:17,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:17,639 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:17,641 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,651 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,651 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,652 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,653 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,656 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,662 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,662 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,663 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:17,663 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,665 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:47:17,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,671 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,678 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,678 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,678 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,679 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,683 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,690 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,690 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,690 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:17,690 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,691 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:47:17,692 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,696 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,703 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,703 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,703 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,704 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,707 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,714 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,714 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,714 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,716 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,719 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,726 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,726 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,727 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,729 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,735 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,742 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,742 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,743 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,744 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,748 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,755 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,755 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,755 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,756 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,760 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,766 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,767 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,767 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,768 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,772 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,779 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,779 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,780 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,781 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,786 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,793 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,793 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:17,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,794 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:17,795 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:17,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,800 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:17,802 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,808 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,808 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,808 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:17,810 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:17,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,814 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,824 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,824 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,824 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:17,824 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:17,828 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:47:17,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,839 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,846 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,847 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,847 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:17,848 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:17,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,853 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,860 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,861 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,861 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:17,861 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:17,863 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:47:17,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,869 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,879 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,880 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,880 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:17,881 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:17,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,886 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,893 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,893 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,894 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:17,895 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:17,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,901 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,912 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,912 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,913 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:17,916 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:17,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,926 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,933 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,933 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,934 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:17,935 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:17,936 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,945 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,953 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,953 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,953 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:17,955 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:17,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,960 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,967 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,967 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,968 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:17,969 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:17,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,975 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:17,983 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:17,983 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:17,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:17,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:17,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:17,983 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:17,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:17,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:17,992 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:17,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:18,000 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:18,000 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:18,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:18,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:18,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:18,000 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:18,003 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:18,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:18,012 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:18,013 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:47:18,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:47:18,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:47:18,014 INFO L87 Difference]: Start difference. First operand 134 states and 167 transitions. cyclomatic complexity: 35 Second operand 3 states. [2019-11-25 08:47:18,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:47:18,035 INFO L93 Difference]: Finished difference Result 220 states and 270 transitions. [2019-11-25 08:47:18,035 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:47:18,035 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 220 states and 270 transitions. [2019-11-25 08:47:18,037 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 201 [2019-11-25 08:47:18,039 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 220 states to 220 states and 270 transitions. [2019-11-25 08:47:18,039 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 220 [2019-11-25 08:47:18,040 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 220 [2019-11-25 08:47:18,040 INFO L73 IsDeterministic]: Start isDeterministic. Operand 220 states and 270 transitions. [2019-11-25 08:47:18,040 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:47:18,040 INFO L688 BuchiCegarLoop]: Abstraction has 220 states and 270 transitions. [2019-11-25 08:47:18,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states and 270 transitions. [2019-11-25 08:47:18,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 220. [2019-11-25 08:47:18,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2019-11-25 08:47:18,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 270 transitions. [2019-11-25 08:47:18,049 INFO L711 BuchiCegarLoop]: Abstraction has 220 states and 270 transitions. [2019-11-25 08:47:18,049 INFO L591 BuchiCegarLoop]: Abstraction has 220 states and 270 transitions. [2019-11-25 08:47:18,049 INFO L424 BuchiCegarLoop]: ======== Iteration 9============ [2019-11-25 08:47:18,050 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 220 states and 270 transitions. [2019-11-25 08:47:18,051 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 201 [2019-11-25 08:47:18,051 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:47:18,051 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:47:18,052 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:18,052 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:18,052 INFO L794 eck$LassoCheckResult]: Stem: 1989#ULTIMATE.startENTRY ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 1949#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 1950#L346 havoc start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 2028#L196 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 2026#L196-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 2027#L313-1 assume !false; 2133#L314 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret3, eval_#t~nondet4, eval_#t~nondet5, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 2132#L262 assume !false; 2131#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 2130#L214 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 2129#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 2128#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 1980#L242 assume 0 != eval_~tmp___1~0; 1977#L242-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet4;havoc eval_#t~nondet4; 1978#L251 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet2; 2013#L96 assume 0 == ~p_dw_pc~0; 2006#L107-1 [2019-11-25 08:47:18,052 INFO L796 eck$LassoCheckResult]: Loop: 2006#L107-1 assume !false; 2012#L108 assume !(0 == ~q_free~0); 1966#L109 ~q_buf_0~0 := do_write_p_#t~nondet2;havoc do_write_p_#t~nondet2;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;havoc immediate_notify_threads_#t~ret0, immediate_notify_threads_#t~ret1, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 1967#L32 assume !(1 == ~p_dw_pc~0); 2021#L32-2 is_do_write_p_triggered_~__retres1~0 := 0; 1958#L43 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 1959#L44 immediate_notify_threads_#t~ret0 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret0;havoc immediate_notify_threads_#t~ret0; 1997#L74 assume !(0 != immediate_notify_threads_~tmp~0); 1981#L74-2 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 1947#L51 assume !(1 == ~c_dr_pc~0); 1943#L51-2 is_do_read_c_triggered_~__retres1~1 := 0; 1944#L62 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 1948#L63 immediate_notify_threads_#t~ret1 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret1;havoc immediate_notify_threads_#t~ret1; 2011#L82 assume 0 != immediate_notify_threads_~tmp___0~0;~c_dr_st~0 := 0; 2010#L82-2 ~q_write_ev~0 := 2; 2006#L107-1 [2019-11-25 08:47:18,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:18,053 INFO L82 PathProgramCache]: Analyzing trace with hash -1783039958, now seen corresponding path program 3 times [2019-11-25 08:47:18,053 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:18,053 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213410381] [2019-11-25 08:47:18,053 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:18,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:18,069 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:47:18,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:18,070 INFO L82 PathProgramCache]: Analyzing trace with hash -872319612, now seen corresponding path program 1 times [2019-11-25 08:47:18,070 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:18,070 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9856492] [2019-11-25 08:47:18,070 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:18,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:18,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:18,125 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9856492] [2019-11-25 08:47:18,125 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:18,125 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-25 08:47:18,126 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48112292] [2019-11-25 08:47:18,126 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:47:18,126 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:47:18,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:47:18,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:47:18,126 INFO L87 Difference]: Start difference. First operand 220 states and 270 transitions. cyclomatic complexity: 54 Second operand 5 states. [2019-11-25 08:47:18,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:47:18,196 INFO L93 Difference]: Finished difference Result 428 states and 517 transitions. [2019-11-25 08:47:18,197 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-25 08:47:18,197 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 428 states and 517 transitions. [2019-11-25 08:47:18,200 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 387 [2019-11-25 08:47:18,204 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 428 states to 428 states and 517 transitions. [2019-11-25 08:47:18,204 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 428 [2019-11-25 08:47:18,205 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 428 [2019-11-25 08:47:18,205 INFO L73 IsDeterministic]: Start isDeterministic. Operand 428 states and 517 transitions. [2019-11-25 08:47:18,205 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:47:18,206 INFO L688 BuchiCegarLoop]: Abstraction has 428 states and 517 transitions. [2019-11-25 08:47:18,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states and 517 transitions. [2019-11-25 08:47:18,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 229. [2019-11-25 08:47:18,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2019-11-25 08:47:18,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 275 transitions. [2019-11-25 08:47:18,216 INFO L711 BuchiCegarLoop]: Abstraction has 229 states and 275 transitions. [2019-11-25 08:47:18,216 INFO L591 BuchiCegarLoop]: Abstraction has 229 states and 275 transitions. [2019-11-25 08:47:18,216 INFO L424 BuchiCegarLoop]: ======== Iteration 10============ [2019-11-25 08:47:18,216 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 229 states and 275 transitions. [2019-11-25 08:47:18,217 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 210 [2019-11-25 08:47:18,218 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:47:18,218 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:47:18,219 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:18,219 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:18,220 INFO L794 eck$LassoCheckResult]: Stem: 2654#ULTIMATE.startENTRY ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 2613#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 2614#L346 havoc start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 2701#L196 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 2699#L196-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 2700#L313-1 assume !false; 2747#L314 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret3, eval_#t~nondet4, eval_#t~nondet5, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 2746#L262 assume !false; 2745#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 2744#L214 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 2743#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 2742#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 2741#L242 assume 0 != eval_~tmp___1~0; 2740#L242-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet4;havoc eval_#t~nondet4; 2688#L251 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet2; 2680#L96 assume 0 == ~p_dw_pc~0; 2670#L107-1 [2019-11-25 08:47:18,220 INFO L796 eck$LassoCheckResult]: Loop: 2670#L107-1 assume !false; 2679#L108 assume !(0 == ~q_free~0); 2757#L109 ~q_buf_0~0 := do_write_p_#t~nondet2;havoc do_write_p_#t~nondet2;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;havoc immediate_notify_threads_#t~ret0, immediate_notify_threads_#t~ret1, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 2756#L32 assume !(1 == ~p_dw_pc~0); 2693#L32-2 is_do_write_p_triggered_~__retres1~0 := 0; 2622#L43 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 2623#L44 immediate_notify_threads_#t~ret0 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret0;havoc immediate_notify_threads_#t~ret0; 2664#L74 assume !(0 != immediate_notify_threads_~tmp~0); 2646#L74-2 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 2647#L51 assume !(1 == ~c_dr_pc~0); 2605#L51-2 is_do_read_c_triggered_~__retres1~1 := 0; 2606#L62 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 2677#L63 immediate_notify_threads_#t~ret1 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret1;havoc immediate_notify_threads_#t~ret1; 2678#L82 assume !(0 != immediate_notify_threads_~tmp___0~0); 2674#L82-2 ~q_write_ev~0 := 2; 2670#L107-1 [2019-11-25 08:47:18,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:18,220 INFO L82 PathProgramCache]: Analyzing trace with hash -1783039958, now seen corresponding path program 4 times [2019-11-25 08:47:18,220 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:18,221 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146350042] [2019-11-25 08:47:18,221 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:18,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:18,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:18,244 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:47:18,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:18,245 INFO L82 PathProgramCache]: Analyzing trace with hash -872319550, now seen corresponding path program 1 times [2019-11-25 08:47:18,245 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:18,245 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224560187] [2019-11-25 08:47:18,245 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:18,263 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:47:18,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:18,263 INFO L82 PathProgramCache]: Analyzing trace with hash 2123761273, now seen corresponding path program 1 times [2019-11-25 08:47:18,263 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:18,264 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602316857] [2019-11-25 08:47:18,264 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:18,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:18,292 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:47:18,397 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:47:18,397 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:47:18,397 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:47:18,397 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:47:18,397 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:47:18,397 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:18,397 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:47:18,397 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:47:18,398 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration10_Loop [2019-11-25 08:47:18,398 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:47:18,398 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:47:18,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,440 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,596 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:47:18,596 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:18,601 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:47:18,601 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:18,612 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:47:18,612 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_immediate_notify_threads_#t~ret0=0} Honda state: {ULTIMATE.start_immediate_notify_threads_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:18,617 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:47:18,617 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:18,620 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:47:18,621 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_immediate_notify_threads_#t~ret1=0} Honda state: {ULTIMATE.start_immediate_notify_threads_#t~ret1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:18,684 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:47:18,684 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:18,698 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:47:18,698 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:18,714 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:47:18,715 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:47:18,715 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:47:18,715 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:47:18,715 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:47:18,716 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:47:18,716 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:18,716 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:47:18,716 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:47:18,716 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration10_Loop [2019-11-25 08:47:18,716 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:47:18,716 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:47:18,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:18,962 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:47:18,962 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:18,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:18,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:18,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:18,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:18,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:18,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:18,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:18,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:18,970 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:18,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:18,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:18,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:18,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:18,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:18,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:18,978 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:18,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:18,980 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:18,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:18,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:18,985 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:18,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:18,985 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:18,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:18,986 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:18,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:18,988 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:18,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:18,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:18,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:18,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:18,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:18,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:18,995 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:18,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:18,996 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:19,002 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:19,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,004 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:19,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:19,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,024 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:19,032 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:19,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,035 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,044 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:19,045 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,047 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:19,055 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:19,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,057 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,063 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:19,063 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,065 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:19,066 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,074 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,075 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:19,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,077 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,112 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,113 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:19,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,115 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,128 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,128 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,129 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:19,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,133 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,147 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,148 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:19,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,150 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,156 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,158 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:19,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,161 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,166 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,167 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:19,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,169 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,174 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,175 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:19,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,176 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,182 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,182 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,183 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:19,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,189 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,199 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,200 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:19,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,202 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,212 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,212 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,213 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:19,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,216 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:19,218 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,224 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,225 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,225 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,227 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,233 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,234 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,236 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,247 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,248 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,249 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:47:19,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,254 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,259 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,261 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,264 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,275 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,276 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,278 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,285 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,287 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,289 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,294 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,295 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,297 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,302 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,302 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,303 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:47:19,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,305 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,310 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,310 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,312 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,322 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,322 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,323 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:47:19,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,325 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:19,326 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,331 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,331 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:19,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,335 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,341 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,342 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:19,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,345 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,354 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,354 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,356 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:47:19,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,360 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,366 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,368 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:19,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,371 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,388 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,391 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:19,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,394 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,401 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,403 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:19,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,406 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,420 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,421 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:19,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,423 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,436 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,436 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,437 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:47:19,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,439 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,445 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,446 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:19,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,448 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:19,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,454 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,454 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,455 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:47:19,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,457 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:19,458 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,462 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,462 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:19,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,462 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,463 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:19,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,466 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,479 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,479 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:19,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,480 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,481 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:19,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,483 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,490 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,491 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:19,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,491 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,491 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,493 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:19,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,499 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,506 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,506 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:19,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,507 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,508 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:19,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,513 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,520 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,520 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:19,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,520 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,522 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:19,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,529 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,536 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,536 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:19,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,537 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,540 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:19,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,545 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 164 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,553 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,553 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:19,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,553 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,554 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:19,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 164 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,558 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 165 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,565 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,565 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:19,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,565 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,565 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,566 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:19,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 165 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,573 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 166 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,580 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,580 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:19,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,580 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,581 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:47:19,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 166 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,585 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 167 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,591 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,592 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:19,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,592 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,592 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:47:19,593 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:19,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 167 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,596 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:19,597 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 168 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 168 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,601 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,601 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:19,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,602 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,602 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,605 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 169 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 169 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,610 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,610 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:19,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,610 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,613 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,617 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 170 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,626 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,626 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:19,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,627 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,627 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,629 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:47:19,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 170 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,639 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,648 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,648 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:19,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,649 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,651 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,658 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 172 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,668 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,668 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:19,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,669 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,671 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 172 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,677 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 173 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,684 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,685 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:19,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,685 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,687 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 173 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,694 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 174 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,700 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,702 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,702 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:19,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,703 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,704 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 174 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,709 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 175 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 175 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,722 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,722 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:19,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,722 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,722 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,724 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:47:19,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,727 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 176 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 176 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,733 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,733 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:19,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,733 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,734 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,740 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 177 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 177 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,745 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,745 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:47:19,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,746 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,746 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,747 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:47:19,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,753 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:19,754 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 178 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 178 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,759 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,759 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:19,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,759 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,760 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:19,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,764 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 179 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 179 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,770 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,770 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:19,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,770 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,771 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:19,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,776 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 180 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 180 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,781 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,782 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:19,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,782 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,782 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,784 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:47:19,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,796 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 181 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 181 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,808 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,809 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:19,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,809 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,812 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:19,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,819 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 182 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 182 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,825 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,825 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:19,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,826 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,828 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:19,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,837 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 183 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 183 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,843 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,843 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:19,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,844 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,846 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:19,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,853 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 184 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 184 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,859 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,859 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:19,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,859 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,877 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:19,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,886 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 185 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 185 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,892 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,892 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:19,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,892 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,892 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,893 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:47:19,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,900 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 186 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 186 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,906 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,906 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:19,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,907 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,908 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:47:19,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:19,921 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 187 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,932 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,932 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:19,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,932 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,932 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:47:19,935 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:47:19,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 187 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,943 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:19,945 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 188 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,950 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:19,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,951 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,952 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 188 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,955 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 189 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,964 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,964 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:19,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,964 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,965 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 189 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,968 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 190 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,975 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,975 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:19,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,975 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:19,975 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,978 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:47:19,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 190 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,984 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 191 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:19,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:19,991 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:19,991 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:19,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:19,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:19,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:19,992 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:19,994 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:19,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 191 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:19,999 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 192 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:20,006 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:20,006 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:20,006 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:20,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:20,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:20,006 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:20,008 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:20,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 192 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,013 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 193 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:20,020 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:20,020 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:20,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:20,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:20,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:20,020 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:20,022 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:20,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 193 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,027 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 194 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:20,034 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:20,034 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:20,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:20,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:20,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:20,035 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:20,036 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:20,036 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 194 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,039 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 195 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:20,046 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:20,046 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:20,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:20,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:20,046 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:20,046 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:20,048 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:47:20,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 195 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,051 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 196 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:20,059 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:20,059 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:20,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:20,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:20,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:20,060 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:20,061 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:47:20,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 196 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,065 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 197 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:20,071 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:20,071 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:47:20,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:20,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:20,072 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:20,072 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:47:20,073 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:47:20,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 197 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,077 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:20,078 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 198 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:20,088 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:20,088 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:20,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:20,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:20,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:20,088 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:20,089 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:20,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 198 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,093 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 199 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:20,100 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:20,100 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:20,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:20,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:20,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:20,101 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:20,102 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:20,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 199 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,106 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 200 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:20,113 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:20,113 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:20,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:20,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:20,114 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:20,114 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:20,117 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:47:20,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 200 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,128 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 201 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:20,135 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:20,135 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:20,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:20,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:20,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:20,136 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:20,139 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:20,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 201 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,148 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 202 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:20,155 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:20,155 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:20,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:20,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:20,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:20,156 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:20,158 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:20,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 202 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,166 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 203 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 203 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:20,175 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:20,176 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:20,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:20,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:20,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:20,176 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:20,182 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:20,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:20,191 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 204 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:20,198 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:20,199 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:20,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:20,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:20,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:20,199 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:20,201 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:20,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 204 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,206 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 205 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:20,213 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:20,213 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:20,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:20,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:20,214 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:20,214 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:20,216 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:47:20,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 205 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,221 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 206 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:20,232 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:20,232 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:20,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:20,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:20,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:20,232 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:20,234 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:20,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:47:20,240 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 207 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 206 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:20,248 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:47:20,248 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:47:20,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:20,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:20,248 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:20,248 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:47:20,250 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:47:20,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 207 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,256 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:47:20,453 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2019-11-25 08:47:20,499 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:47:20,500 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:47:20,500 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:47:20,500 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:47:20,500 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:47:20,500 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,500 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:47:20,500 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:47:20,500 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration10_Lasso [2019-11-25 08:47:20,500 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:47:20,500 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:47:20,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,869 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:47:20,869 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 208 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,873 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:47:20,874 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 208 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,886 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:47:20,886 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_~tmp___0~1=0} Honda state: {ULTIMATE.start_eval_~tmp___0~1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 209 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,892 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:47:20,892 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 209 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,895 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:47:20,895 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~__retres1~3=0} Honda state: {ULTIMATE.start_main_~__retres1~3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 210 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,904 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:47:20,904 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 210 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,908 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:47:20,908 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c_dr_st~0=0} Honda state: {~c_dr_st~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 211 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,913 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:47:20,913 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 211 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 212 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:20,924 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:47:20,924 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 212 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,932 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:47:20,934 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:47:20,934 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:47:20,934 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:47:20,934 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:47:20,935 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:47:20,935 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:20,935 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:47:20,935 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:47:20,935 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration10_Lasso [2019-11-25 08:47:20,935 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:47:20,935 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:47:20,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:20,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:21,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:21,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:21,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:21,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:21,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:21,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:21,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:21,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:21,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:47:21,404 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:47:21,405 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 213 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:21,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:21,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:21,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:21,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:21,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:21,426 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:21,426 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 213 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:21,431 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 214 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:21,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:21,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:21,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:21,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:21,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:21,438 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:21,438 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:21,439 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 214 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:21,440 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 215 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:21,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:21,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:21,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:47:21,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:21,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:21,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:21,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:47:21,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 215 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:21,449 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 216 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:21,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:21,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:21,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:21,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:47:21,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:21,461 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:47:21,461 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 216 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:21,465 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 217 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:21,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:47:21,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:47:21,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:47:21,472 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:47:21,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:47:21,476 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2019-11-25 08:47:21,477 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 217 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:21,489 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-25 08:47:21,550 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2019-11-25 08:47:21,550 INFO L444 ModelExtractionUtils]: 0 out of 11 variables were initially zero. Simplification set additionally 7 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/z3 Starting monitored process 218 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:47:21,556 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 218 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:47:21,564 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2019-11-25 08:47:21,564 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:47:21,565 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(~q_free~0) = 1*~q_free~0 Supporting invariants [1*~q_free~0 >= 0] [2019-11-25 08:47:21,571 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2019-11-25 08:47:21,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:21,627 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-25 08:47:21,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:47:21,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:21,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-25 08:47:21,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:47:21,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:21,723 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2019-11-25 08:47:21,724 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 229 states and 275 transitions. cyclomatic complexity: 50 Second operand 6 states. [2019-11-25 08:47:21,912 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 229 states and 275 transitions. cyclomatic complexity: 50. Second operand 6 states. Result 1087 states and 1324 transitions. Complement of second has 9 states. [2019-11-25 08:47:21,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-25 08:47:21,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2019-11-25 08:47:21,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 340 transitions. [2019-11-25 08:47:21,915 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 340 transitions. Stem has 16 letters. Loop has 15 letters. [2019-11-25 08:47:21,917 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:47:21,917 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 340 transitions. Stem has 31 letters. Loop has 15 letters. [2019-11-25 08:47:21,918 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:47:21,918 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 340 transitions. Stem has 16 letters. Loop has 30 letters. [2019-11-25 08:47:21,921 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:47:21,921 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1087 states and 1324 transitions. [2019-11-25 08:47:21,933 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 563 [2019-11-25 08:47:21,940 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1087 states to 892 states and 1084 transitions. [2019-11-25 08:47:21,941 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 646 [2019-11-25 08:47:21,942 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 650 [2019-11-25 08:47:21,942 INFO L73 IsDeterministic]: Start isDeterministic. Operand 892 states and 1084 transitions. [2019-11-25 08:47:21,942 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:47:21,942 INFO L688 BuchiCegarLoop]: Abstraction has 892 states and 1084 transitions. [2019-11-25 08:47:21,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states and 1084 transitions. [2019-11-25 08:47:21,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 659. [2019-11-25 08:47:21,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 659 states. [2019-11-25 08:47:21,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 802 transitions. [2019-11-25 08:47:21,956 INFO L711 BuchiCegarLoop]: Abstraction has 659 states and 802 transitions. [2019-11-25 08:47:21,956 INFO L591 BuchiCegarLoop]: Abstraction has 659 states and 802 transitions. [2019-11-25 08:47:21,956 INFO L424 BuchiCegarLoop]: ======== Iteration 11============ [2019-11-25 08:47:21,957 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 659 states and 802 transitions. [2019-11-25 08:47:21,961 INFO L131 ngComponentsAnalysis]: Automaton has 9 accepting balls. 377 [2019-11-25 08:47:21,961 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:47:21,961 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:47:21,963 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:21,963 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:21,963 INFO L794 eck$LassoCheckResult]: Stem: 4150#ULTIMATE.startENTRY ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 4071#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 4072#L346 havoc start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 4231#L196 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 4229#L196-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 4230#L313-1 assume !false; 4372#L314 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret3, eval_#t~nondet4, eval_#t~nondet5, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 4371#L262 assume !false; 4370#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 4369#L214 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 4368#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 4367#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 4366#L242 assume 0 != eval_~tmp___1~0; 4365#L242-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet4;havoc eval_#t~nondet4; 4364#L251 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet2; 4363#L96 assume !(0 == ~p_dw_pc~0); 4174#L99 assume 1 == ~p_dw_pc~0; 4175#L109 [2019-11-25 08:47:21,963 INFO L796 eck$LassoCheckResult]: Loop: 4175#L109 ~q_buf_0~0 := do_write_p_#t~nondet2;havoc do_write_p_#t~nondet2;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;havoc immediate_notify_threads_#t~ret0, immediate_notify_threads_#t~ret1, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 4083#L32 assume 1 == ~p_dw_pc~0; 4084#L33 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0 := 1; 4088#L43 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 4089#L44 immediate_notify_threads_#t~ret0 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret0;havoc immediate_notify_threads_#t~ret0; 4166#L74 assume 0 != immediate_notify_threads_~tmp~0;~p_dw_st~0 := 0; 4689#L74-2 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 4063#L51 assume !(1 == ~c_dr_pc~0); 4064#L51-2 is_do_read_c_triggered_~__retres1~1 := 0; 4682#L62 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 4683#L63 immediate_notify_threads_#t~ret1 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret1;havoc immediate_notify_threads_#t~ret1; 4598#L82 assume !(0 != immediate_notify_threads_~tmp___0~0); 4599#L82-2 ~q_write_ev~0 := 2; 4590#L107-1 assume !false; 4591#L108 assume !(0 == ~q_free~0); 4175#L109 [2019-11-25 08:47:21,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:21,964 INFO L82 PathProgramCache]: Analyzing trace with hash 560336285, now seen corresponding path program 1 times [2019-11-25 08:47:21,964 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:21,964 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310294334] [2019-11-25 08:47:21,964 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:21,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:21,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:21,994 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310294334] [2019-11-25 08:47:21,994 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:21,994 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:47:21,994 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935495589] [2019-11-25 08:47:21,995 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-25 08:47:21,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:21,995 INFO L82 PathProgramCache]: Analyzing trace with hash -1691430829, now seen corresponding path program 1 times [2019-11-25 08:47:21,995 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:21,995 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042692998] [2019-11-25 08:47:21,995 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:21,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:22,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:22,013 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042692998] [2019-11-25 08:47:22,013 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:22,013 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-11-25 08:47:22,013 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173073889] [2019-11-25 08:47:22,014 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:47:22,014 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:47:22,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:47:22,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:47:22,014 INFO L87 Difference]: Start difference. First operand 659 states and 802 transitions. cyclomatic complexity: 155 Second operand 3 states. [2019-11-25 08:47:22,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:47:22,031 INFO L93 Difference]: Finished difference Result 372 states and 445 transitions. [2019-11-25 08:47:22,032 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:47:22,032 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 372 states and 445 transitions. [2019-11-25 08:47:22,037 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 233 [2019-11-25 08:47:22,039 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 372 states to 314 states and 376 transitions. [2019-11-25 08:47:22,040 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 311 [2019-11-25 08:47:22,040 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 314 [2019-11-25 08:47:22,040 INFO L73 IsDeterministic]: Start isDeterministic. Operand 314 states and 376 transitions. [2019-11-25 08:47:22,041 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:47:22,041 INFO L688 BuchiCegarLoop]: Abstraction has 314 states and 376 transitions. [2019-11-25 08:47:22,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states and 376 transitions. [2019-11-25 08:47:22,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 249. [2019-11-25 08:47:22,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2019-11-25 08:47:22,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 301 transitions. [2019-11-25 08:47:22,047 INFO L711 BuchiCegarLoop]: Abstraction has 249 states and 301 transitions. [2019-11-25 08:47:22,047 INFO L591 BuchiCegarLoop]: Abstraction has 249 states and 301 transitions. [2019-11-25 08:47:22,047 INFO L424 BuchiCegarLoop]: ======== Iteration 12============ [2019-11-25 08:47:22,048 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 249 states and 301 transitions. [2019-11-25 08:47:22,049 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 206 [2019-11-25 08:47:22,049 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:47:22,050 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:47:22,052 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:22,052 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:22,052 INFO L794 eck$LassoCheckResult]: Stem: 5135#ULTIMATE.startENTRY ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 5097#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 5098#L346 havoc start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 5176#L196 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 5174#L196-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 5175#L313-1 assume !false; 5218#L314 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret3, eval_#t~nondet4, eval_#t~nondet5, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 5215#L262 assume !false; 5213#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 5211#L214 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 5209#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 5207#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 5205#L242 assume 0 != eval_~tmp___1~0; 5200#L242-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet4;havoc eval_#t~nondet4; 5166#L251 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet2; 5167#L96 assume 0 == ~p_dw_pc~0; 5199#L107-1 assume !false; 5156#L108 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 5125#L247 [2019-11-25 08:47:22,052 INFO L796 eck$LassoCheckResult]: Loop: 5125#L247 assume !(0 == ~c_dr_st~0); 5100#L262 assume !false; 5150#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 5151#L214 assume !(0 == ~p_dw_st~0); 5163#L218 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2 := 1; 5112#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 5113#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 5127#L242 assume 0 != eval_~tmp___1~0; 5124#L242-1 assume !(0 == ~p_dw_st~0); 5125#L247 [2019-11-25 08:47:22,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:22,053 INFO L82 PathProgramCache]: Analyzing trace with hash 190554158, now seen corresponding path program 1 times [2019-11-25 08:47:22,053 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:22,053 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316728034] [2019-11-25 08:47:22,053 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:22,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:22,073 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316728034] [2019-11-25 08:47:22,073 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:22,073 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:47:22,073 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295214692] [2019-11-25 08:47:22,073 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-25 08:47:22,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:22,074 INFO L82 PathProgramCache]: Analyzing trace with hash 313858188, now seen corresponding path program 1 times [2019-11-25 08:47:22,074 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:22,074 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960796051] [2019-11-25 08:47:22,074 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:22,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:22,083 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960796051] [2019-11-25 08:47:22,083 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:22,083 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:47:22,083 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300636209] [2019-11-25 08:47:22,084 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-25 08:47:22,084 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:47:22,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:47:22,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:47:22,084 INFO L87 Difference]: Start difference. First operand 249 states and 301 transitions. cyclomatic complexity: 54 Second operand 3 states. [2019-11-25 08:47:22,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:47:22,105 INFO L93 Difference]: Finished difference Result 308 states and 364 transitions. [2019-11-25 08:47:22,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:47:22,106 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 308 states and 364 transitions. [2019-11-25 08:47:22,108 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 258 [2019-11-25 08:47:22,111 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 308 states to 308 states and 364 transitions. [2019-11-25 08:47:22,111 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 308 [2019-11-25 08:47:22,112 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 308 [2019-11-25 08:47:22,112 INFO L73 IsDeterministic]: Start isDeterministic. Operand 308 states and 364 transitions. [2019-11-25 08:47:22,112 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-25 08:47:22,112 INFO L688 BuchiCegarLoop]: Abstraction has 308 states and 364 transitions. [2019-11-25 08:47:22,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states and 364 transitions. [2019-11-25 08:47:22,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 218. [2019-11-25 08:47:22,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2019-11-25 08:47:22,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 258 transitions. [2019-11-25 08:47:22,118 INFO L711 BuchiCegarLoop]: Abstraction has 218 states and 258 transitions. [2019-11-25 08:47:22,118 INFO L591 BuchiCegarLoop]: Abstraction has 218 states and 258 transitions. [2019-11-25 08:47:22,118 INFO L424 BuchiCegarLoop]: ======== Iteration 13============ [2019-11-25 08:47:22,118 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 218 states and 258 transitions. [2019-11-25 08:47:22,120 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 168 [2019-11-25 08:47:22,120 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:47:22,120 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:47:22,121 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:22,121 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:22,121 INFO L794 eck$LassoCheckResult]: Stem: 5701#ULTIMATE.startENTRY ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 5661#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 5662#L346 havoc start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 5737#L196 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 5735#L196-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 5736#L313-1 assume !false; 5803#L314 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret3, eval_#t~nondet4, eval_#t~nondet5, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 5801#L262 assume !false; 5799#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 5796#L214 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 5794#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 5791#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 5789#L242 assume 0 != eval_~tmp___1~0; 5788#L242-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet4;havoc eval_#t~nondet4; 5782#L251 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet2; 5781#L96 assume 0 == ~p_dw_pc~0; 5777#L107-1 assume !false; 5748#L108 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 5744#L247 [2019-11-25 08:47:22,122 INFO L796 eck$LassoCheckResult]: Loop: 5744#L247 assume 0 == ~c_dr_st~0;eval_~tmp___0~1 := eval_#t~nondet5;havoc eval_#t~nondet5; 5663#L266 assume !(0 != eval_~tmp___0~1); 5664#L262 assume !false; 5776#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 5774#L214 assume !(0 == ~p_dw_st~0); 5772#L218 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2 := 1; 5770#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 5768#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 5764#L242 assume 0 != eval_~tmp___1~0; 5749#L242-1 assume !(0 == ~p_dw_st~0); 5744#L247 [2019-11-25 08:47:22,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:22,122 INFO L82 PathProgramCache]: Analyzing trace with hash 190554158, now seen corresponding path program 2 times [2019-11-25 08:47:22,122 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:22,123 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243909204] [2019-11-25 08:47:22,123 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:22,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:22,140 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243909204] [2019-11-25 08:47:22,141 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:22,141 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:47:22,141 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748094301] [2019-11-25 08:47:22,141 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-25 08:47:22,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:22,141 INFO L82 PathProgramCache]: Analyzing trace with hash -750519281, now seen corresponding path program 1 times [2019-11-25 08:47:22,142 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:22,142 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507476390] [2019-11-25 08:47:22,142 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:22,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:22,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:22,147 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:47:22,207 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:47:22,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:47:22,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:47:22,208 INFO L87 Difference]: Start difference. First operand 218 states and 258 transitions. cyclomatic complexity: 43 Second operand 3 states. [2019-11-25 08:47:22,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:47:22,217 INFO L93 Difference]: Finished difference Result 241 states and 282 transitions. [2019-11-25 08:47:22,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:47:22,218 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 241 states and 282 transitions. [2019-11-25 08:47:22,219 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 190 [2019-11-25 08:47:22,220 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 241 states to 240 states and 281 transitions. [2019-11-25 08:47:22,220 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 240 [2019-11-25 08:47:22,221 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 240 [2019-11-25 08:47:22,221 INFO L73 IsDeterministic]: Start isDeterministic. Operand 240 states and 281 transitions. [2019-11-25 08:47:22,221 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:47:22,221 INFO L688 BuchiCegarLoop]: Abstraction has 240 states and 281 transitions. [2019-11-25 08:47:22,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states and 281 transitions. [2019-11-25 08:47:22,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 217. [2019-11-25 08:47:22,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2019-11-25 08:47:22,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 256 transitions. [2019-11-25 08:47:22,226 INFO L711 BuchiCegarLoop]: Abstraction has 217 states and 256 transitions. [2019-11-25 08:47:22,226 INFO L591 BuchiCegarLoop]: Abstraction has 217 states and 256 transitions. [2019-11-25 08:47:22,226 INFO L424 BuchiCegarLoop]: ======== Iteration 14============ [2019-11-25 08:47:22,227 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 217 states and 256 transitions. [2019-11-25 08:47:22,228 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 168 [2019-11-25 08:47:22,228 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:47:22,228 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:47:22,229 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:22,229 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:22,234 INFO L794 eck$LassoCheckResult]: Stem: 6168#ULTIMATE.startENTRY ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 6127#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 6128#L346 havoc start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 6210#L196 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 6209#L196-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 6199#L313-1 assume !false; 6149#L314 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret3, eval_#t~nondet4, eval_#t~nondet5, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 6150#L262 assume !false; 6184#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 6185#L214 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 6260#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 6259#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 6158#L242 assume 0 != eval_~tmp___1~0; 6159#L242-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet4;havoc eval_#t~nondet4; 6257#L251 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet2; 6256#L96 assume !(0 == ~p_dw_pc~0); 6182#L99 assume 1 == ~p_dw_pc~0; 6144#L109 ~q_buf_0~0 := do_write_p_#t~nondet2;havoc do_write_p_#t~nondet2;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;havoc immediate_notify_threads_#t~ret0, immediate_notify_threads_#t~ret1, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 6145#L32 assume 1 == ~p_dw_pc~0; 6174#L33 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0 := 1; 6175#L43 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 6250#L44 immediate_notify_threads_#t~ret0 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret0;havoc immediate_notify_threads_#t~ret0; 6247#L74 assume !(0 != immediate_notify_threads_~tmp~0); 6191#L74-2 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 6124#L51 assume !(1 == ~c_dr_pc~0); 6125#L51-2 is_do_read_c_triggered_~__retres1~1 := 0; 6239#L62 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 6236#L63 immediate_notify_threads_#t~ret1 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret1;havoc immediate_notify_threads_#t~ret1; 6232#L82 assume !(0 != immediate_notify_threads_~tmp___0~0); 6228#L82-2 ~q_write_ev~0 := 2; 6224#L107-1 assume !false; 6220#L108 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 6217#L247 [2019-11-25 08:47:22,234 INFO L796 eck$LassoCheckResult]: Loop: 6217#L247 assume 0 == ~c_dr_st~0;eval_~tmp___0~1 := eval_#t~nondet5;havoc eval_#t~nondet5; 6129#L266 assume !(0 != eval_~tmp___0~1); 6130#L262 assume !false; 6242#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 6240#L214 assume !(0 == ~p_dw_st~0); 6237#L218 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2 := 1; 6233#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 6229#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 6225#L242 assume 0 != eval_~tmp___1~0; 6221#L242-1 assume !(0 == ~p_dw_st~0); 6217#L247 [2019-11-25 08:47:22,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:22,234 INFO L82 PathProgramCache]: Analyzing trace with hash -2034026126, now seen corresponding path program 1 times [2019-11-25 08:47:22,234 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:22,235 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365893764] [2019-11-25 08:47:22,235 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:22,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:47:22,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:47:22,254 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365893764] [2019-11-25 08:47:22,255 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:47:22,255 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:47:22,255 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208585] [2019-11-25 08:47:22,255 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-25 08:47:22,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:22,255 INFO L82 PathProgramCache]: Analyzing trace with hash -750519281, now seen corresponding path program 2 times [2019-11-25 08:47:22,255 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:22,256 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6492813] [2019-11-25 08:47:22,256 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:22,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:22,262 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:47:22,313 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:47:22,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:47:22,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:47:22,313 INFO L87 Difference]: Start difference. First operand 217 states and 256 transitions. cyclomatic complexity: 42 Second operand 3 states. [2019-11-25 08:47:22,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:47:22,328 INFO L93 Difference]: Finished difference Result 210 states and 244 transitions. [2019-11-25 08:47:22,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:47:22,328 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 210 states and 244 transitions. [2019-11-25 08:47:22,330 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 168 [2019-11-25 08:47:22,332 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 210 states to 210 states and 244 transitions. [2019-11-25 08:47:22,332 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 210 [2019-11-25 08:47:22,332 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 210 [2019-11-25 08:47:22,332 INFO L73 IsDeterministic]: Start isDeterministic. Operand 210 states and 244 transitions. [2019-11-25 08:47:22,333 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:47:22,333 INFO L688 BuchiCegarLoop]: Abstraction has 210 states and 244 transitions. [2019-11-25 08:47:22,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states and 244 transitions. [2019-11-25 08:47:22,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 210. [2019-11-25 08:47:22,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2019-11-25 08:47:22,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 244 transitions. [2019-11-25 08:47:22,338 INFO L711 BuchiCegarLoop]: Abstraction has 210 states and 244 transitions. [2019-11-25 08:47:22,338 INFO L591 BuchiCegarLoop]: Abstraction has 210 states and 244 transitions. [2019-11-25 08:47:22,338 INFO L424 BuchiCegarLoop]: ======== Iteration 15============ [2019-11-25 08:47:22,338 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 210 states and 244 transitions. [2019-11-25 08:47:22,339 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 168 [2019-11-25 08:47:22,339 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:47:22,339 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:47:22,340 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:22,341 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:47:22,341 INFO L794 eck$LassoCheckResult]: Stem: 6599#ULTIMATE.startENTRY ~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 6560#L-1 havoc main_#res;havoc main_~__retres1~3;havoc main_~__retres1~3;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 6561#L346 havoc start_simulation_#t~ret7, start_simulation_~kernel_st~0, start_simulation_~tmp~3;havoc start_simulation_~kernel_st~0;havoc start_simulation_~tmp~3;start_simulation_~kernel_st~0 := 0; 6642#L196 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 6640#L196-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 6641#L313-1 assume !false; 6681#L314 start_simulation_~kernel_st~0 := 1;havoc eval_#t~ret3, eval_#t~nondet4, eval_#t~nondet5, eval_~tmp~1, eval_~tmp___0~1, eval_~tmp___1~0;havoc eval_~tmp~1;havoc eval_~tmp___0~1;havoc eval_~tmp___1~0; 6679#L262 assume !false; 6677#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 6675#L214 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2 := 1; 6670#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 6666#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 6662#L242 assume 0 != eval_~tmp___1~0; 6659#L242-1 assume 0 == ~p_dw_st~0;eval_~tmp~1 := eval_#t~nondet4;havoc eval_#t~nondet4; 6633#L251 assume 0 != eval_~tmp~1;~p_dw_st~0 := 1;havoc do_write_p_#t~nondet2; 6625#L96 assume 0 == ~p_dw_pc~0; 6626#L107-1 assume !false; 6651#L108 assume !(0 == ~q_free~0); 6577#L109 ~q_buf_0~0 := do_write_p_#t~nondet2;havoc do_write_p_#t~nondet2;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_write_ev~0 := 1;havoc immediate_notify_threads_#t~ret0, immediate_notify_threads_#t~ret1, immediate_notify_threads_~tmp~0, immediate_notify_threads_~tmp___0~0;havoc immediate_notify_threads_~tmp~0;havoc immediate_notify_threads_~tmp___0~0;havoc is_do_write_p_triggered_#res;havoc is_do_write_p_triggered_~__retres1~0;havoc is_do_write_p_triggered_~__retres1~0; 6567#L32 assume !(1 == ~p_dw_pc~0); 6568#L32-2 is_do_write_p_triggered_~__retres1~0 := 0; 6569#L43 is_do_write_p_triggered_#res := is_do_write_p_triggered_~__retres1~0; 6570#L44 immediate_notify_threads_#t~ret0 := is_do_write_p_triggered_#res;immediate_notify_threads_~tmp~0 := immediate_notify_threads_#t~ret0;havoc immediate_notify_threads_#t~ret0; 6608#L74 assume !(0 != immediate_notify_threads_~tmp~0); 6594#L74-2 havoc is_do_read_c_triggered_#res;havoc is_do_read_c_triggered_~__retres1~1;havoc is_do_read_c_triggered_~__retres1~1; 6557#L51 assume !(1 == ~c_dr_pc~0); 6558#L51-2 is_do_read_c_triggered_~__retres1~1 := 0; 6692#L62 is_do_read_c_triggered_#res := is_do_read_c_triggered_~__retres1~1; 6690#L63 immediate_notify_threads_#t~ret1 := is_do_read_c_triggered_#res;immediate_notify_threads_~tmp___0~0 := immediate_notify_threads_#t~ret1;havoc immediate_notify_threads_#t~ret1; 6688#L82 assume !(0 != immediate_notify_threads_~tmp___0~0); 6687#L82-2 ~q_write_ev~0 := 2; 6686#L107-1 assume !false; 6671#L108 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 6667#L247 [2019-11-25 08:47:22,341 INFO L796 eck$LassoCheckResult]: Loop: 6667#L247 assume 0 == ~c_dr_st~0;eval_~tmp___0~1 := eval_#t~nondet5;havoc eval_#t~nondet5; 6562#L266 assume !(0 != eval_~tmp___0~1); 6563#L262 assume !false; 6615#L238 havoc exists_runnable_thread_#res;havoc exists_runnable_thread_~__retres1~2;havoc exists_runnable_thread_~__retres1~2; 6616#L214 assume !(0 == ~p_dw_st~0); 6693#L218 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2 := 1; 6685#L226 exists_runnable_thread_#res := exists_runnable_thread_~__retres1~2; 6612#L227 eval_#t~ret3 := exists_runnable_thread_#res;eval_~tmp___1~0 := eval_#t~ret3;havoc eval_#t~ret3; 6592#L242 assume 0 != eval_~tmp___1~0; 6593#L242-1 assume !(0 == ~p_dw_st~0); 6667#L247 [2019-11-25 08:47:22,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:22,342 INFO L82 PathProgramCache]: Analyzing trace with hash 825120445, now seen corresponding path program 1 times [2019-11-25 08:47:22,342 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:22,342 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672864526] [2019-11-25 08:47:22,342 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:22,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:22,360 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:47:22,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:22,361 INFO L82 PathProgramCache]: Analyzing trace with hash -750519281, now seen corresponding path program 3 times [2019-11-25 08:47:22,361 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:22,361 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118411403] [2019-11-25 08:47:22,361 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:22,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:22,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:22,374 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:47:22,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:47:22,375 INFO L82 PathProgramCache]: Analyzing trace with hash 250746827, now seen corresponding path program 1 times [2019-11-25 08:47:22,375 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:47:22,375 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775472548] [2019-11-25 08:47:22,375 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:47:22,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:47:22,397 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:47:22,792 WARN L192 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 103 [2019-11-25 08:47:22,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 08:47:22 BoogieIcfgContainer [2019-11-25 08:47:22,879 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-25 08:47:22,880 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:47:22,880 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:47:22,880 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:47:22,880 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:47:13" (3/4) ... [2019-11-25 08:47:22,883 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-25 08:47:22,927 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_63f3e030-1c62-4bf3-91f2-dbdb8182d598/bin/uautomizer/witness.graphml [2019-11-25 08:47:22,928 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:47:22,929 INFO L168 Benchmark]: Toolchain (without parser) took 9944.57 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 417.9 MB). Free memory was 950.1 MB in the beginning and 1.3 GB in the end (delta: -310.0 MB). Peak memory consumption was 107.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:47:22,930 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:47:22,930 INFO L168 Benchmark]: CACSL2BoogieTranslator took 342.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 950.1 MB in the beginning and 1.2 GB in the end (delta: -201.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:47:22,930 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:47:22,931 INFO L168 Benchmark]: Boogie Preprocessor took 26.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:47:22,931 INFO L168 Benchmark]: RCFGBuilder took 485.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:47:22,932 INFO L168 Benchmark]: BuchiAutomizer took 8999.59 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 258.5 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -154.5 MB). Peak memory consumption was 103.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:47:22,932 INFO L168 Benchmark]: Witness Printer took 48.22 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:47:22,933 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 342.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 950.1 MB in the beginning and 1.2 GB in the end (delta: -201.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 485.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 8999.59 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 258.5 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -154.5 MB). Peak memory consumption was 103.9 MB. Max. memory is 11.5 GB. * Witness Printer took 48.22 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 14 terminating modules (13 trivial, 1 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function q_free and consists of 6 locations. 13 modules have a trivial ranking function, the largest among these consists of 5 locations. The remainder module has 210 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.9s and 15 iterations. TraceHistogramMax:2. Analysis of lassos took 7.5s. Construction of modules took 0.3s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 11. Minimization of nondet autom 3. Automata minimization 0.1s AutomataMinimizationTime, 14 MinimizatonAttempts, 848 StatesRemovedByMinimization, 9 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 659 states and ocurred in iteration 10. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 1747 SDtfs, 1631 SDslu, 1732 SDs, 0 SdLazy, 203 SolverSat, 57 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time LassoAnalysisResults: nont1 unkn0 SFLI6 SFLT0 conc1 concLT0 SILN2 SILU0 SILI4 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital70 mio100 ax100 hnf100 lsp18 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq210 hnf86 smp100 dnf118 smp100 tf105 neg92 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 97ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 262]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {p_last_write=4, c_dr_i=1, c_dr_pc=0, a_t=0, \result=0, \result=0, c_num_read=0, tmp=3, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@63a7d811=0, c_dr_st=0, kernel_st=1, q_read_ev=2, p_dw_i=1, tmp___0=0, tmp___1=1, q_write_ev=2, __retres1=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@24d9d58=0, p_dw_pc=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@57226880=0, tmp=0, q_free=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@10d96ed7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1671d7d1=0, __retres1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@47ac08b6=0, p_dw_st=2, \result=0, tmp___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@79ef964e=0, tmp=0, c_last_read=0, __retres1=0, p_num_write=1, q_buf_0=4, __retres1=0, \result=1} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 237]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L14] int q_buf_0 ; [L15] int q_free ; [L16] int q_read_ev ; [L17] int q_write_ev ; [L18] int p_num_write ; [L19] int p_last_write ; [L20] int p_dw_st ; [L21] int p_dw_pc ; [L22] int p_dw_i ; [L23] int c_num_read ; [L24] int c_last_read ; [L25] int c_dr_st ; [L26] int c_dr_pc ; [L27] int c_dr_i ; [L134] static int a_t ; [L350] int __retres1 ; [L336] q_free = 1 [L337] q_write_ev = 2 [L338] q_read_ev = q_write_ev [L339] p_num_write = 0 [L340] p_dw_pc = 0 [L341] p_dw_i = 1 [L342] c_num_read = 0 [L343] c_dr_pc = 0 [L344] c_dr_i = 1 [L304] int kernel_st ; [L305] int tmp ; [L309] kernel_st = 0 [L196] COND TRUE (int )p_dw_i == 1 [L197] p_dw_st = 0 [L201] COND TRUE (int )c_dr_i == 1 [L202] c_dr_st = 0 [L313] COND TRUE 1 [L316] kernel_st = 1 [L231] int tmp ; [L232] int tmp___0 ; [L233] int tmp___1 ; [L237] COND TRUE 1 [L211] int __retres1 ; [L214] COND TRUE (int )p_dw_st == 0 [L215] __retres1 = 1 [L227] return (__retres1); [L240] tmp___1 = exists_runnable_thread() [L242] COND TRUE \read(tmp___1) [L247] COND TRUE (int )p_dw_st == 0 [L249] tmp = __VERIFIER_nondet_int() [L251] COND TRUE \read(tmp) [L253] p_dw_st = 1 [L96] COND TRUE (int )p_dw_pc == 0 [L107] COND TRUE 1 [L109] COND FALSE !((int )q_free == 0) [L119] q_buf_0 = __VERIFIER_nondet_int() [L120] p_last_write = q_buf_0 [L121] p_num_write += 1 [L122] q_free = 0 [L123] q_write_ev = 1 [L67] int tmp ; [L68] int tmp___0 ; [L29] int __retres1 ; [L32] COND FALSE !((int )p_dw_pc == 1) [L42] __retres1 = 0 [L44] return (__retres1); [L72] tmp = is_do_write_p_triggered() [L74] COND FALSE !(\read(tmp)) [L48] int __retres1 ; [L51] COND FALSE !((int )c_dr_pc == 1) [L61] __retres1 = 0 [L63] return (__retres1); [L80] tmp___0 = is_do_read_c_triggered() [L82] COND FALSE !(\read(tmp___0)) [L125] q_write_ev = 2 [L107] COND TRUE 1 [L109] COND TRUE (int )q_free == 0 [L110] p_dw_st = 2 [L111] p_dw_pc = 1 Loop: [L262] COND TRUE (int )c_dr_st == 0 [L264] tmp___0 = __VERIFIER_nondet_int() [L266] COND FALSE !(\read(tmp___0)) [L237] COND TRUE 1 [L211] int __retres1 ; [L214] COND FALSE !((int )p_dw_st == 0) [L218] COND TRUE (int )c_dr_st == 0 [L219] __retres1 = 1 [L227] return (__retres1); [L240] tmp___1 = exists_runnable_thread() [L242] COND TRUE \read(tmp___1) [L247] COND FALSE !((int )p_dw_st == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...