./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 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN --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 c74d959057dcef9924c2fba34a5baac5be90cef6ad1eac335d6f9d2397fc60bb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 11:16:33,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:16:33,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:16:33,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:16:33,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:16:33,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:16:33,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:16:33,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:16:33,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:16:33,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:16:33,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:16:33,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:16:33,751 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:16:33,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:16:33,755 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:16:33,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:16:33,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:16:33,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:16:33,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:16:33,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:16:33,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:16:33,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:16:33,770 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:16:33,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:16:33,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:16:33,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:16:33,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:16:33,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:16:33,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:16:33,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:16:33,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:16:33,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:16:33,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:16:33,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:16:33,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:16:33,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:16:33,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:16:33,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:16:33,791 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:16:33,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:16:33,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:16:33,795 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-20 11:16:33,825 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:16:33,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:16:33,826 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:16:33,827 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:16:33,828 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:16:33,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:16:33,829 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:16:33,830 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 11:16:33,830 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 11:16:33,830 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 11:16:33,831 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 11:16:33,831 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 11:16:33,831 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 11:16:33,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:16:33,832 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 11:16:33,832 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 11:16:33,832 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:16:33,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 11:16:33,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:16:33,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 11:16:33,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 11:16:33,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 11:16:33,834 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 11:16:33,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:16:33,835 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 11:16:33,835 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:16:33,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 11:16:33,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:16:33,836 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:16:33,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:16:33,837 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:16:33,838 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 11:16:33,839 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c74d959057dcef9924c2fba34a5baac5be90cef6ad1eac335d6f9d2397fc60bb [2022-11-20 11:16:34,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:16:34,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:16:34,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:16:34,283 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:16:34,283 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:16:34,285 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c [2022-11-20 11:16:37,868 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:16:38,184 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:16:38,187 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c [2022-11-20 11:16:38,197 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/data/3203abb82/5789074d84cd43e9b3031e6c25b5297f/FLAG6c07873a3 [2022-11-20 11:16:38,216 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/data/3203abb82/5789074d84cd43e9b3031e6c25b5297f [2022-11-20 11:16:38,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:16:38,225 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:16:38,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:16:38,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:16:38,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:16:38,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:16:38" (1/1) ... [2022-11-20 11:16:38,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74c5d88a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:38, skipping insertion in model container [2022-11-20 11:16:38,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:16:38" (1/1) ... [2022-11-20 11:16:38,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:16:38,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:16:38,493 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c[642,655] [2022-11-20 11:16:38,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:16:38,555 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:16:38,567 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/sv-benchmarks/c/systemc/pc_sfifo_1.cil-1.c[642,655] [2022-11-20 11:16:38,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:16:38,609 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:16:38,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:38 WrapperNode [2022-11-20 11:16:38,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:16:38,611 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:16:38,611 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:16:38,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:16:38,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:38" (1/1) ... [2022-11-20 11:16:38,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:38" (1/1) ... [2022-11-20 11:16:38,663 INFO L138 Inliner]: procedures = 24, calls = 23, calls flagged for inlining = 18, calls inlined = 20, statements flattened = 260 [2022-11-20 11:16:38,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:16:38,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:16:38,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:16:38,665 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:16:38,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:38" (1/1) ... [2022-11-20 11:16:38,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:38" (1/1) ... [2022-11-20 11:16:38,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:38" (1/1) ... [2022-11-20 11:16:38,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:38" (1/1) ... [2022-11-20 11:16:38,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:38" (1/1) ... [2022-11-20 11:16:38,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:38" (1/1) ... [2022-11-20 11:16:38,695 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:38" (1/1) ... [2022-11-20 11:16:38,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:38" (1/1) ... [2022-11-20 11:16:38,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:16:38,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:16:38,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:16:38,702 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:16:38,703 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:38" (1/1) ... [2022-11-20 11:16:38,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:38,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:38,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:38,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 11:16:38,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:16:38,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 11:16:38,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:16:38,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:16:38,901 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:16:38,904 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:16:39,281 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:16:39,290 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:16:39,291 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 11:16:39,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:16:39 BoogieIcfgContainer [2022-11-20 11:16:39,294 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:16:39,295 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 11:16:39,295 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 11:16:39,300 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 11:16:39,301 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 11:16:39,302 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 11:16:38" (1/3) ... [2022-11-20 11:16:39,303 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@276ad359 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 11:16:39, skipping insertion in model container [2022-11-20 11:16:39,303 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 11:16:39,303 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:38" (2/3) ... [2022-11-20 11:16:39,304 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@276ad359 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 11:16:39, skipping insertion in model container [2022-11-20 11:16:39,304 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 11:16:39,304 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:16:39" (3/3) ... [2022-11-20 11:16:39,306 INFO L332 chiAutomizerObserver]: Analyzing ICFG pc_sfifo_1.cil-1.c [2022-11-20 11:16:39,394 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 11:16:39,405 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 11:16:39,405 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 11:16:39,405 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 11:16:39,405 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 11:16:39,406 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 11:16:39,406 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 11:16:39,406 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 11:16:39,413 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 81 states, 80 states have (on average 1.5125) internal successors, (121), 80 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:39,447 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 71 [2022-11-20 11:16:39,447 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:39,448 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:39,460 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-20 11:16:39,461 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:39,462 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 11:16:39,464 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 81 states, 80 states have (on average 1.5125) internal successors, (121), 80 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:39,478 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 71 [2022-11-20 11:16:39,478 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:39,478 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:39,479 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-20 11:16:39,479 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:39,493 INFO L748 eck$LassoCheckResult]: Stem: 61#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~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; 43#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~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; 20#L356true assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 36#L206true assume !(1 == ~p_dw_i~0);~p_dw_st~0 := 2; 3#L206-2true assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2; 45#L211-1true assume { :end_inline_init_threads } true; 69#L323-2true [2022-11-20 11:16:39,497 INFO L750 eck$LassoCheckResult]: Loop: 69#L323-2true assume !false; 15#L324true start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 49#L272true assume false; 28#L288true assume { :end_inline_eval } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret10#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 62#L224-1true assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 77#L236-1true exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 10#L237-1true stop_simulation_#t~ret10#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret10#1;havoc stop_simulation_#t~ret10#1; 16#L302true assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0; 18#L309true stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 9#L310true start_simulation_#t~ret11#1 := stop_simulation_#res#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret11#1;havoc start_simulation_#t~ret11#1; 56#L330true assume !(0 != start_simulation_~tmp~3#1); 69#L323-2true [2022-11-20 11:16:39,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:39,517 INFO L85 PathProgramCache]: Analyzing trace with hash 889479019, now seen corresponding path program 1 times [2022-11-20 11:16:39,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:39,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577046202] [2022-11-20 11:16:39,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:39,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:39,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:16:39,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:16:39,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577046202] [2022-11-20 11:16:39,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577046202] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:16:39,806 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:16:39,807 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:16:39,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488583466] [2022-11-20 11:16:39,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:16:39,815 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:16:39,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:39,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1504754769, now seen corresponding path program 1 times [2022-11-20 11:16:39,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:39,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670991558] [2022-11-20 11:16:39,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:39,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:39,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:16:39,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:16:39,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670991558] [2022-11-20 11:16:39,836 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670991558] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:16:39,836 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:16:39,836 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 11:16:39,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690570912] [2022-11-20 11:16:39,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:16:39,838 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 11:16:39,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:16:39,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:16:39,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:16:39,885 INFO L87 Difference]: Start difference. First operand has 81 states, 80 states have (on average 1.5125) internal successors, (121), 80 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:39,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:16:39,915 INFO L93 Difference]: Finished difference Result 78 states and 106 transitions. [2022-11-20 11:16:39,917 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 106 transitions. [2022-11-20 11:16:39,920 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 65 [2022-11-20 11:16:39,925 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 71 states and 99 transitions. [2022-11-20 11:16:39,927 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 71 [2022-11-20 11:16:39,927 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 71 [2022-11-20 11:16:39,930 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 99 transitions. [2022-11-20 11:16:39,931 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 11:16:39,932 INFO L218 hiAutomatonCegarLoop]: Abstraction has 71 states and 99 transitions. [2022-11-20 11:16:39,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 99 transitions. [2022-11-20 11:16:39,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2022-11-20 11:16:39,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 1.3943661971830985) internal successors, (99), 70 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:39,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2022-11-20 11:16:39,964 INFO L240 hiAutomatonCegarLoop]: Abstraction has 71 states and 99 transitions. [2022-11-20 11:16:39,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:16:39,971 INFO L428 stractBuchiCegarLoop]: Abstraction has 71 states and 99 transitions. [2022-11-20 11:16:39,971 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-20 11:16:39,971 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 99 transitions. [2022-11-20 11:16:39,973 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 65 [2022-11-20 11:16:39,973 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:39,973 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:39,974 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-20 11:16:39,974 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:39,974 INFO L748 eck$LassoCheckResult]: Stem: 233#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~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; 223#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~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; 195#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 196#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 174#L206-2 assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2; 175#L211-1 assume { :end_inline_init_threads } true; 224#L323-2 [2022-11-20 11:16:39,975 INFO L750 eck$LassoCheckResult]: Loop: 224#L323-2 assume !false; 193#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 178#L272 assume !false; 229#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 188#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 189#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 221#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 222#L252 assume !(0 != eval_~tmp___1~0#1); 208#L288 assume { :end_inline_eval } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret10#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 209#L224-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 234#L236-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 184#L237-1 stop_simulation_#t~ret10#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret10#1;havoc stop_simulation_#t~ret10#1; 185#L302 assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0; 194#L309 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 182#L310 start_simulation_#t~ret11#1 := stop_simulation_#res#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret11#1;havoc start_simulation_#t~ret11#1; 183#L330 assume !(0 != start_simulation_~tmp~3#1); 224#L323-2 [2022-11-20 11:16:39,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:39,976 INFO L85 PathProgramCache]: Analyzing trace with hash 889477097, now seen corresponding path program 1 times [2022-11-20 11:16:39,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:39,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622368857] [2022-11-20 11:16:39,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:39,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:40,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:16:40,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:16:40,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622368857] [2022-11-20 11:16:40,030 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622368857] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:16:40,030 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:16:40,030 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:16:40,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625617241] [2022-11-20 11:16:40,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:16:40,031 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:16:40,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:40,032 INFO L85 PathProgramCache]: Analyzing trace with hash -1251467551, now seen corresponding path program 1 times [2022-11-20 11:16:40,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:40,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529661344] [2022-11-20 11:16:40,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:40,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:40,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:16:40,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:16:40,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529661344] [2022-11-20 11:16:40,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529661344] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:16:40,121 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:16:40,122 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 11:16:40,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747530956] [2022-11-20 11:16:40,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:16:40,123 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 11:16:40,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:16:40,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:16:40,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:16:40,124 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. cyclomatic complexity: 29 Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:40,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:16:40,141 INFO L93 Difference]: Finished difference Result 71 states and 98 transitions. [2022-11-20 11:16:40,142 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 71 states and 98 transitions. [2022-11-20 11:16:40,144 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 65 [2022-11-20 11:16:40,145 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 71 states to 71 states and 98 transitions. [2022-11-20 11:16:40,146 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 71 [2022-11-20 11:16:40,146 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 71 [2022-11-20 11:16:40,146 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 98 transitions. [2022-11-20 11:16:40,147 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 11:16:40,147 INFO L218 hiAutomatonCegarLoop]: Abstraction has 71 states and 98 transitions. [2022-11-20 11:16:40,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 98 transitions. [2022-11-20 11:16:40,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2022-11-20 11:16:40,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 1.380281690140845) internal successors, (98), 70 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:40,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 98 transitions. [2022-11-20 11:16:40,155 INFO L240 hiAutomatonCegarLoop]: Abstraction has 71 states and 98 transitions. [2022-11-20 11:16:40,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:16:40,156 INFO L428 stractBuchiCegarLoop]: Abstraction has 71 states and 98 transitions. [2022-11-20 11:16:40,157 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-20 11:16:40,157 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 98 transitions. [2022-11-20 11:16:40,159 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 65 [2022-11-20 11:16:40,159 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:40,159 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:40,160 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-20 11:16:40,160 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:40,160 INFO L748 eck$LassoCheckResult]: Stem: 387#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~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; 374#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~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; 346#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 347#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 325#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 326#L211-1 assume { :end_inline_init_threads } true; 375#L323-2 [2022-11-20 11:16:40,161 INFO L750 eck$LassoCheckResult]: Loop: 375#L323-2 assume !false; 345#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 329#L272 assume !false; 379#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 339#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 340#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 371#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 372#L252 assume !(0 != eval_~tmp___1~0#1); 359#L288 assume { :end_inline_eval } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret10#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 360#L224-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 384#L236-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 335#L237-1 stop_simulation_#t~ret10#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret10#1;havoc stop_simulation_#t~ret10#1; 336#L302 assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0; 344#L309 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 333#L310 start_simulation_#t~ret11#1 := stop_simulation_#res#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret11#1;havoc start_simulation_#t~ret11#1; 334#L330 assume !(0 != start_simulation_~tmp~3#1); 375#L323-2 [2022-11-20 11:16:40,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:40,162 INFO L85 PathProgramCache]: Analyzing trace with hash 889477035, now seen corresponding path program 1 times [2022-11-20 11:16:40,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:40,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043143436] [2022-11-20 11:16:40,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:40,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:40,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:40,179 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:40,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:40,215 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:40,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:40,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1251467551, now seen corresponding path program 2 times [2022-11-20 11:16:40,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:40,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616740281] [2022-11-20 11:16:40,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:40,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:40,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:40,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:16:40,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:16:40,294 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616740281] [2022-11-20 11:16:40,294 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [616740281] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:16:40,294 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:16:40,294 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 11:16:40,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971136565] [2022-11-20 11:16:40,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:16:40,295 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 11:16:40,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:16:40,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 11:16:40,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:16:40,297 INFO L87 Difference]: Start difference. First operand 71 states and 98 transitions. cyclomatic complexity: 28 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:40,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:16:40,462 INFO L93 Difference]: Finished difference Result 139 states and 190 transitions. [2022-11-20 11:16:40,462 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 139 states and 190 transitions. [2022-11-20 11:16:40,465 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 133 [2022-11-20 11:16:40,468 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 139 states to 139 states and 190 transitions. [2022-11-20 11:16:40,468 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 139 [2022-11-20 11:16:40,480 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 139 [2022-11-20 11:16:40,482 INFO L73 IsDeterministic]: Start isDeterministic. Operand 139 states and 190 transitions. [2022-11-20 11:16:40,483 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 11:16:40,483 INFO L218 hiAutomatonCegarLoop]: Abstraction has 139 states and 190 transitions. [2022-11-20 11:16:40,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states and 190 transitions. [2022-11-20 11:16:40,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 74. [2022-11-20 11:16:40,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 74 states have (on average 1.364864864864865) internal successors, (101), 73 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:40,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 101 transitions. [2022-11-20 11:16:40,500 INFO L240 hiAutomatonCegarLoop]: Abstraction has 74 states and 101 transitions. [2022-11-20 11:16:40,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 11:16:40,509 INFO L428 stractBuchiCegarLoop]: Abstraction has 74 states and 101 transitions. [2022-11-20 11:16:40,510 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-20 11:16:40,510 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 74 states and 101 transitions. [2022-11-20 11:16:40,511 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 68 [2022-11-20 11:16:40,512 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:40,512 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:40,513 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-20 11:16:40,513 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:40,513 INFO L748 eck$LassoCheckResult]: Stem: 611#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 601#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 573#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 574#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 549#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 550#L211-1 assume { :end_inline_init_threads } true; 602#L323-2 [2022-11-20 11:16:40,514 INFO L750 eck$LassoCheckResult]: Loop: 602#L323-2 assume !false; 570#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 555#L272 assume !false; 607#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 565#L224 assume !(0 == ~p_dw_st~0); 567#L228 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0; 572#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 617#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 618#L252 assume !(0 != eval_~tmp___1~0#1); 586#L288 assume { :end_inline_eval } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret10#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 587#L224-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 612#L236-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 561#L237-1 stop_simulation_#t~ret10#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret10#1;havoc stop_simulation_#t~ret10#1; 562#L302 assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0; 571#L309 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 559#L310 start_simulation_#t~ret11#1 := stop_simulation_#res#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret11#1;havoc start_simulation_#t~ret11#1; 560#L330 assume !(0 != start_simulation_~tmp~3#1); 602#L323-2 [2022-11-20 11:16:40,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:40,515 INFO L85 PathProgramCache]: Analyzing trace with hash 889477035, now seen corresponding path program 2 times [2022-11-20 11:16:40,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:40,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707095819] [2022-11-20 11:16:40,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:40,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:40,544 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:40,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:40,587 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:40,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:40,591 INFO L85 PathProgramCache]: Analyzing trace with hash 960183933, now seen corresponding path program 1 times [2022-11-20 11:16:40,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:40,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613408895] [2022-11-20 11:16:40,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:40,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:40,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:40,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:16:40,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:16:40,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613408895] [2022-11-20 11:16:40,660 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613408895] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:16:40,661 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:16:40,661 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:16:40,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752066121] [2022-11-20 11:16:40,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:16:40,662 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 11:16:40,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:16:40,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:16:40,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:16:40,663 INFO L87 Difference]: Start difference. First operand 74 states and 101 transitions. cyclomatic complexity: 28 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:40,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:16:40,725 INFO L93 Difference]: Finished difference Result 120 states and 160 transitions. [2022-11-20 11:16:40,725 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 120 states and 160 transitions. [2022-11-20 11:16:40,727 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 112 [2022-11-20 11:16:40,729 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 120 states to 120 states and 160 transitions. [2022-11-20 11:16:40,729 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 120 [2022-11-20 11:16:40,730 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 120 [2022-11-20 11:16:40,730 INFO L73 IsDeterministic]: Start isDeterministic. Operand 120 states and 160 transitions. [2022-11-20 11:16:40,731 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 11:16:40,731 INFO L218 hiAutomatonCegarLoop]: Abstraction has 120 states and 160 transitions. [2022-11-20 11:16:40,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states and 160 transitions. [2022-11-20 11:16:40,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 103. [2022-11-20 11:16:40,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 103 states have (on average 1.3203883495145632) internal successors, (136), 102 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:40,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 136 transitions. [2022-11-20 11:16:40,739 INFO L240 hiAutomatonCegarLoop]: Abstraction has 103 states and 136 transitions. [2022-11-20 11:16:40,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:16:40,741 INFO L428 stractBuchiCegarLoop]: Abstraction has 103 states and 136 transitions. [2022-11-20 11:16:40,741 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-20 11:16:40,741 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 103 states and 136 transitions. [2022-11-20 11:16:40,742 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 95 [2022-11-20 11:16:40,743 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:40,743 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:40,744 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:40,744 INFO L149 hiAutomatonCegarLoop]: 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] [2022-11-20 11:16:40,744 INFO L748 eck$LassoCheckResult]: Stem: 815#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~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; 803#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~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; 774#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 775#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 745#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 746#L211-1 assume { :end_inline_init_threads } true; 804#L323-2 assume !false; 835#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 833#L272 [2022-11-20 11:16:40,745 INFO L750 eck$LassoCheckResult]: Loop: 833#L272 assume !false; 832#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 830#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 828#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 827#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 826#L252 assume 0 != eval_~tmp___1~0#1; 825#L252-1 assume !(0 == ~p_dw_st~0); 797#L257 assume 0 == ~c_dr_st~0;eval_~tmp___0~1#1 := eval_#t~nondet9#1;havoc eval_#t~nondet9#1; 754#L276 assume 0 != eval_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; 755#L149 assume !(0 == ~c_dr_pc~0); 784#L152 assume 1 == ~c_dr_pc~0; 764#L153 do_read_c_~a~0#1 := ~a_t~0; 765#L162-1 do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 777#L42-3 assume 1 == ~p_dw_pc~0; 778#L43-1 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 846#L53-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 776#L54-1 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 749#L84-3 assume 0 != immediate_notify_threads_~tmp~0#1;~p_dw_st~0 := 0; 750#L84-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 806#L61-3 assume !(1 == ~c_dr_pc~0); 785#L61-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 752#L72-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 753#L73-1 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 810#L92-3 assume 0 != immediate_notify_threads_~tmp___0~0#1;~c_dr_st~0 := 0; 839#L92-5 assume { :end_inline_immediate_notify_threads } true;~q_read_ev~0 := 2; 838#L182 assume ~p_last_write~0 == ~c_last_read~0; 837#L183 assume ~p_num_write~0 == ~c_num_read~0; 822#L182-1 assume !false; 823#L161 assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0#1; 834#L196 assume { :end_inline_do_read_c } true; 833#L272 [2022-11-20 11:16:40,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:40,746 INFO L85 PathProgramCache]: Analyzing trace with hash 88939597, now seen corresponding path program 1 times [2022-11-20 11:16:40,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:40,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588080805] [2022-11-20 11:16:40,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:40,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:40,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:40,759 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:40,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:40,773 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:40,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:40,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1011488296, now seen corresponding path program 1 times [2022-11-20 11:16:40,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:40,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294236201] [2022-11-20 11:16:40,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:40,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:40,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:16:40,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:16:40,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294236201] [2022-11-20 11:16:40,817 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294236201] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:16:40,817 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:16:40,817 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:16:40,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399867171] [2022-11-20 11:16:40,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:16:40,818 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 11:16:40,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:16:40,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:16:40,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:16:40,820 INFO L87 Difference]: Start difference. First operand 103 states and 136 transitions. cyclomatic complexity: 34 Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:40,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:16:40,850 INFO L93 Difference]: Finished difference Result 120 states and 158 transitions. [2022-11-20 11:16:40,850 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 120 states and 158 transitions. [2022-11-20 11:16:40,852 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 112 [2022-11-20 11:16:40,854 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 120 states to 120 states and 158 transitions. [2022-11-20 11:16:40,854 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 120 [2022-11-20 11:16:40,854 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 120 [2022-11-20 11:16:40,855 INFO L73 IsDeterministic]: Start isDeterministic. Operand 120 states and 158 transitions. [2022-11-20 11:16:40,855 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 11:16:40,856 INFO L218 hiAutomatonCegarLoop]: Abstraction has 120 states and 158 transitions. [2022-11-20 11:16:40,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states and 158 transitions. [2022-11-20 11:16:40,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 103. [2022-11-20 11:16:40,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 103 states have (on average 1.3009708737864079) internal successors, (134), 102 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:40,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 134 transitions. [2022-11-20 11:16:40,864 INFO L240 hiAutomatonCegarLoop]: Abstraction has 103 states and 134 transitions. [2022-11-20 11:16:40,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:16:40,866 INFO L428 stractBuchiCegarLoop]: Abstraction has 103 states and 134 transitions. [2022-11-20 11:16:40,866 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-20 11:16:40,866 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 103 states and 134 transitions. [2022-11-20 11:16:40,867 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 95 [2022-11-20 11:16:40,868 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:40,868 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:40,869 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:40,869 INFO L149 hiAutomatonCegarLoop]: Counterexample loop 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, 1, 1] [2022-11-20 11:16:40,869 INFO L748 eck$LassoCheckResult]: Stem: 1045#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 1032#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 1003#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 1004#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 974#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 975#L211-1 assume { :end_inline_init_threads } true; 1033#L323-2 assume !false; 1066#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 1064#L272 [2022-11-20 11:16:40,870 INFO L750 eck$LassoCheckResult]: Loop: 1064#L272 assume !false; 1063#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 1061#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 1059#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 1058#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 1057#L252 assume 0 != eval_~tmp___1~0#1; 1056#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 1055#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 1042#L106 assume 0 == ~p_dw_pc~0; 1018#L117-1 assume !false; 1009#L118 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 1010#L138 assume { :end_inline_do_write_p } true; 1026#L257 assume 0 == ~c_dr_st~0;eval_~tmp___0~1#1 := eval_#t~nondet9#1;havoc eval_#t~nondet9#1; 983#L276 assume 0 != eval_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; 984#L149 assume 0 == ~c_dr_pc~0; 1012#L182-1 assume !false; 997#L161 assume !(1 == ~q_free~0); 994#L162-1 do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 1040#L42-3 assume !(1 == ~p_dw_pc~0); 1029#L42-5 is_do_write_p_triggered_~__retres1~0#1 := 0; 1030#L53-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 1005#L54-1 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 978#L84-3 assume 0 != immediate_notify_threads_~tmp~0#1;~p_dw_st~0 := 0; 979#L84-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 1073#L61-3 assume 1 == ~c_dr_pc~0; 1044#L62-1 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 981#L72-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 982#L73-1 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 1039#L92-3 assume 0 != immediate_notify_threads_~tmp___0~0#1;~c_dr_st~0 := 0; 1070#L92-5 assume { :end_inline_immediate_notify_threads } true;~q_read_ev~0 := 2; 1069#L182 assume ~p_last_write~0 == ~c_last_read~0; 1068#L183 assume ~p_num_write~0 == ~c_num_read~0; 1053#L182-1 assume !false; 1054#L161 assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0#1; 1065#L196 assume { :end_inline_do_read_c } true; 1064#L272 [2022-11-20 11:16:40,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:40,871 INFO L85 PathProgramCache]: Analyzing trace with hash 88939597, now seen corresponding path program 2 times [2022-11-20 11:16:40,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:40,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748412216] [2022-11-20 11:16:40,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:40,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:40,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:40,883 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:40,896 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:40,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:40,897 INFO L85 PathProgramCache]: Analyzing trace with hash 1777713214, now seen corresponding path program 1 times [2022-11-20 11:16:40,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:40,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569186847] [2022-11-20 11:16:40,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:40,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:40,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:40,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:16:40,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:16:40,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569186847] [2022-11-20 11:16:40,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569186847] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:16:40,951 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:16:40,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:16:40,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064796667] [2022-11-20 11:16:40,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:16:40,953 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 11:16:40,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:16:40,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:16:40,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:16:40,954 INFO L87 Difference]: Start difference. First operand 103 states and 134 transitions. cyclomatic complexity: 32 Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:41,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:16:41,019 INFO L93 Difference]: Finished difference Result 129 states and 163 transitions. [2022-11-20 11:16:41,019 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 129 states and 163 transitions. [2022-11-20 11:16:41,021 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 111 [2022-11-20 11:16:41,022 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 129 states to 129 states and 163 transitions. [2022-11-20 11:16:41,025 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 129 [2022-11-20 11:16:41,026 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 129 [2022-11-20 11:16:41,026 INFO L73 IsDeterministic]: Start isDeterministic. Operand 129 states and 163 transitions. [2022-11-20 11:16:41,027 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 11:16:41,027 INFO L218 hiAutomatonCegarLoop]: Abstraction has 129 states and 163 transitions. [2022-11-20 11:16:41,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states and 163 transitions. [2022-11-20 11:16:41,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2022-11-20 11:16:41,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 129 states have (on average 1.2635658914728682) internal successors, (163), 128 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:41,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 163 transitions. [2022-11-20 11:16:41,037 INFO L240 hiAutomatonCegarLoop]: Abstraction has 129 states and 163 transitions. [2022-11-20 11:16:41,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:16:41,038 INFO L428 stractBuchiCegarLoop]: Abstraction has 129 states and 163 transitions. [2022-11-20 11:16:41,039 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-20 11:16:41,039 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 129 states and 163 transitions. [2022-11-20 11:16:41,066 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 111 [2022-11-20 11:16:41,067 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:41,067 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:41,071 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:41,071 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:41,072 INFO L748 eck$LassoCheckResult]: Stem: 1284#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~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; 1271#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~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; 1243#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 1244#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 1212#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 1213#L211-1 assume { :end_inline_init_threads } true; 1272#L323-2 assume !false; 1237#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 1238#L272 assume !false; 1340#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 1339#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 1338#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 1337#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 1336#L252 assume 0 != eval_~tmp___1~0#1; 1335#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 1334#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 1323#L106 assume 0 == ~p_dw_pc~0; 1257#L117-1 [2022-11-20 11:16:41,079 INFO L750 eck$LassoCheckResult]: Loop: 1257#L117-1 assume !false; 1248#L118 assume !(0 == ~q_free~0); 1250#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~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;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 1285#L42 assume !(1 == ~p_dw_pc~0); 1293#L42-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 1264#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 1214#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 1215#L84 assume 0 != immediate_notify_threads_~tmp~0#1;~p_dw_st~0 := 0; 1254#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 1223#L61 assume 1 == ~c_dr_pc~0; 1224#L62 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 1280#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 1262#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 1263#L92 assume 0 != immediate_notify_threads_~tmp___0~0#1;~c_dr_st~0 := 0; 1279#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 1257#L117-1 [2022-11-20 11:16:41,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:41,080 INFO L85 PathProgramCache]: Analyzing trace with hash -1617121625, now seen corresponding path program 1 times [2022-11-20 11:16:41,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:41,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211745038] [2022-11-20 11:16:41,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:41,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:41,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:41,131 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:41,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:41,157 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:41,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:41,158 INFO L85 PathProgramCache]: Analyzing trace with hash -572267128, now seen corresponding path program 1 times [2022-11-20 11:16:41,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:41,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581645542] [2022-11-20 11:16:41,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:41,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:41,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:41,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:16:41,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:16:41,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581645542] [2022-11-20 11:16:41,346 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581645542] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:16:41,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:16:41,347 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 11:16:41,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130316983] [2022-11-20 11:16:41,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:16:41,348 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 11:16:41,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:16:41,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 11:16:41,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:16:41,349 INFO L87 Difference]: Start difference. First operand 129 states and 163 transitions. cyclomatic complexity: 36 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:41,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:16:41,493 INFO L93 Difference]: Finished difference Result 285 states and 356 transitions. [2022-11-20 11:16:41,493 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 285 states and 356 transitions. [2022-11-20 11:16:41,497 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 264 [2022-11-20 11:16:41,500 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 285 states to 285 states and 356 transitions. [2022-11-20 11:16:41,501 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 285 [2022-11-20 11:16:41,501 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 285 [2022-11-20 11:16:41,502 INFO L73 IsDeterministic]: Start isDeterministic. Operand 285 states and 356 transitions. [2022-11-20 11:16:41,509 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 11:16:41,509 INFO L218 hiAutomatonCegarLoop]: Abstraction has 285 states and 356 transitions. [2022-11-20 11:16:41,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states and 356 transitions. [2022-11-20 11:16:41,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 138. [2022-11-20 11:16:41,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 138 states have (on average 1.2391304347826086) internal successors, (171), 137 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:41,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 171 transitions. [2022-11-20 11:16:41,526 INFO L240 hiAutomatonCegarLoop]: Abstraction has 138 states and 171 transitions. [2022-11-20 11:16:41,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 11:16:41,537 INFO L428 stractBuchiCegarLoop]: Abstraction has 138 states and 171 transitions. [2022-11-20 11:16:41,537 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-20 11:16:41,537 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states and 171 transitions. [2022-11-20 11:16:41,538 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 120 [2022-11-20 11:16:41,539 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:41,539 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:41,540 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:41,540 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:41,540 INFO L748 eck$LassoCheckResult]: Stem: 1716#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~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; 1701#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~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; 1669#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 1670#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 1643#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 1644#L211-1 assume { :end_inline_init_threads } true; 1702#L323-2 assume !false; 1746#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 1744#L272 assume !false; 1742#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 1740#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 1738#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 1735#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 1733#L252 assume 0 != eval_~tmp___1~0#1; 1731#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 1729#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 1726#L106 assume 0 == ~p_dw_pc~0; 1725#L117-1 [2022-11-20 11:16:41,540 INFO L750 eck$LassoCheckResult]: Loop: 1725#L117-1 assume !false; 1674#L118 assume !(0 == ~q_free~0); 1676#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~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;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 1717#L42 assume !(1 == ~p_dw_pc~0); 1724#L42-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 1747#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 1745#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 1743#L84 assume !(0 != immediate_notify_threads_~tmp~0#1); 1741#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 1739#L61 assume !(1 == ~c_dr_pc~0); 1736#L61-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 1734#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 1732#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 1730#L92 assume 0 != immediate_notify_threads_~tmp___0~0#1;~c_dr_st~0 := 0; 1728#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 1725#L117-1 [2022-11-20 11:16:41,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:41,541 INFO L85 PathProgramCache]: Analyzing trace with hash -1617121625, now seen corresponding path program 2 times [2022-11-20 11:16:41,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:41,542 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42179187] [2022-11-20 11:16:41,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:41,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:41,565 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:41,594 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:41,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:41,595 INFO L85 PathProgramCache]: Analyzing trace with hash -1175668571, now seen corresponding path program 1 times [2022-11-20 11:16:41,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:41,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485823570] [2022-11-20 11:16:41,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:41,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:41,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:41,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:16:41,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:16:41,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485823570] [2022-11-20 11:16:41,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485823570] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:16:41,715 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:16:41,715 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 11:16:41,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640881747] [2022-11-20 11:16:41,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:16:41,716 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 11:16:41,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:16:41,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 11:16:41,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:16:41,718 INFO L87 Difference]: Start difference. First operand 138 states and 171 transitions. cyclomatic complexity: 35 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:41,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:16:41,818 INFO L93 Difference]: Finished difference Result 306 states and 370 transitions. [2022-11-20 11:16:41,818 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 306 states and 370 transitions. [2022-11-20 11:16:41,824 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 288 [2022-11-20 11:16:41,826 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 306 states to 306 states and 370 transitions. [2022-11-20 11:16:41,826 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 306 [2022-11-20 11:16:41,827 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 306 [2022-11-20 11:16:41,827 INFO L73 IsDeterministic]: Start isDeterministic. Operand 306 states and 370 transitions. [2022-11-20 11:16:41,828 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 11:16:41,828 INFO L218 hiAutomatonCegarLoop]: Abstraction has 306 states and 370 transitions. [2022-11-20 11:16:41,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states and 370 transitions. [2022-11-20 11:16:41,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 150. [2022-11-20 11:16:41,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 150 states have (on average 1.22) internal successors, (183), 149 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:41,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 183 transitions. [2022-11-20 11:16:41,847 INFO L240 hiAutomatonCegarLoop]: Abstraction has 150 states and 183 transitions. [2022-11-20 11:16:41,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 11:16:41,857 INFO L428 stractBuchiCegarLoop]: Abstraction has 150 states and 183 transitions. [2022-11-20 11:16:41,857 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-20 11:16:41,857 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 150 states and 183 transitions. [2022-11-20 11:16:41,859 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 132 [2022-11-20 11:16:41,859 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:41,859 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:41,859 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:41,860 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:41,860 INFO L748 eck$LassoCheckResult]: Stem: 2175#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~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; 2159#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~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; 2128#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 2129#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 2099#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 2100#L211-1 assume { :end_inline_init_threads } true; 2160#L323-2 assume !false; 2123#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 2124#L272 assume !false; 2234#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 2233#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 2232#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 2231#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 2230#L252 assume 0 != eval_~tmp___1~0#1; 2229#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 2228#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 2226#L106 assume 0 == ~p_dw_pc~0; 2225#L117-1 [2022-11-20 11:16:41,860 INFO L750 eck$LassoCheckResult]: Loop: 2225#L117-1 assume !false; 2224#L118 assume !(0 == ~q_free~0); 2223#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~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;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 2222#L42 assume !(1 == ~p_dw_pc~0); 2190#L42-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 2150#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 2101#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 2102#L84 assume !(0 != immediate_notify_threads_~tmp~0#1); 2173#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 2241#L61 assume !(1 == ~c_dr_pc~0); 2169#L61-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 2170#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 2191#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 2166#L92 assume !(0 != immediate_notify_threads_~tmp___0~0#1); 2167#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 2225#L117-1 [2022-11-20 11:16:41,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:41,861 INFO L85 PathProgramCache]: Analyzing trace with hash -1617121625, now seen corresponding path program 3 times [2022-11-20 11:16:41,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:41,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844331178] [2022-11-20 11:16:41,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:41,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:41,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:41,888 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:41,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:41,897 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:41,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:41,898 INFO L85 PathProgramCache]: Analyzing trace with hash -1175668509, now seen corresponding path program 1 times [2022-11-20 11:16:41,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:41,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177517539] [2022-11-20 11:16:41,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:41,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:41,916 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:41,922 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:41,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:41,923 INFO L85 PathProgramCache]: Analyzing trace with hash -667670147, now seen corresponding path program 1 times [2022-11-20 11:16:41,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:41,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126184474] [2022-11-20 11:16:41,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:41,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:41,955 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:41,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:41,981 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:42,239 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:16:42,240 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:16:42,240 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:16:42,240 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:16:42,240 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 11:16:42,240 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:42,240 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:16:42,240 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:16:42,241 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration9_Loop [2022-11-20 11:16:42,241 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:16:42,241 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:16:42,270 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,289 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,292 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,300 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,304 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,309 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,317 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,325 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,330 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,333 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,341 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,549 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:16:42,550 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 11:16:42,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:42,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:42,557 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:42,575 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:16:42,576 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:42,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-20 11:16:42,612 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:16:42,612 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_is_do_read_c_triggered_~__retres1~1#1=0, ULTIMATE.start_immediate_notify_threads_~tmp___0~0#1=0, ULTIMATE.start_is_do_read_c_triggered_#res#1=0} Honda state: {ULTIMATE.start_is_do_read_c_triggered_~__retres1~1#1=0, ULTIMATE.start_immediate_notify_threads_~tmp___0~0#1=0, ULTIMATE.start_is_do_read_c_triggered_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:16:42,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:42,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:42,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:42,626 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:42,636 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:16:42,636 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:42,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-20 11:16:42,670 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:16:42,670 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_immediate_notify_threads_#t~ret4#1=0} Honda state: {ULTIMATE.start_immediate_notify_threads_#t~ret4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:16:42,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:42,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:42,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:42,686 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:42,700 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:16:42,700 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:42,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 11:16:42,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:42,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:42,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:42,739 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:42,749 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 11:16:42,749 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:42,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 11:16:42,801 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 11:16:42,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-11-20 11:16:42,806 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:16:42,806 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:16:42,806 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:16:42,806 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:16:42,806 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:16:42,806 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:42,807 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:16:42,807 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:16:42,807 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration9_Loop [2022-11-20 11:16:42,807 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:16:42,807 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:16:42,809 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,831 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,839 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,848 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,851 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,858 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,862 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,866 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,869 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,877 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:42,881 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:43,108 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:16:43,114 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:16:43,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:43,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:43,120 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:43,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-20 11:16:43,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:43,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:43,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:43,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:43,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:43,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:43,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:43,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:43,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:43,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:43,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:43,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:43,188 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:43,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-20 11:16:43,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:43,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:43,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:43,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:43,214 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:43,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:43,217 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:43,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:43,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:43,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:43,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:43,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:43,236 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:43,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 11:16:43,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:43,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:43,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:43,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:43,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:43,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:43,266 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:43,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:43,276 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:43,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:43,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:43,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:43,283 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:43,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:43,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:43,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:43,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:43,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:43,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:43,313 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:43,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:43,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 11:16:43,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:43,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:43,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:43,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:43,364 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:43,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:43,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-20 11:16:43,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:43,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:43,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:43,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:43,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:43,399 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:43,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:43,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:43,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:43,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:43,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:43,428 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:43,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:43,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-20 11:16:43,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:43,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:43,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:43,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:43,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:43,461 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:43,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:43,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:43,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:43,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:43,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:43,489 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:43,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:43,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-20 11:16:43,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:43,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:43,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:43,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:43,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:43,512 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:43,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:43,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:43,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:43,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:43,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:43,534 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:43,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:43,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-20 11:16:43,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:43,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:43,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:43,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:43,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:43,565 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:43,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:43,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:43,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:43,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:43,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:43,586 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:43,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:43,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-20 11:16:43,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:43,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:43,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:43,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:43,614 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:43,618 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:43,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:43,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:43,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:43,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:43,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:43,643 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:43,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-20 11:16:43,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:43,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:43,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:43,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:43,670 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:43,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:43,675 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:43,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:43,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:43,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:43,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:43,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:43,711 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:43,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:43,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-20 11:16:43,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:43,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:43,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:43,732 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:43,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:43,734 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:43,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:43,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:43,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:43,754 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 11:16:43,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:43,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:43,756 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:43,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-20 11:16:43,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:43,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:43,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:43,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:43,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:43,785 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:43,788 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:16:43,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:43,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:43,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:43,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:43,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:43,816 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:43,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:43,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:43,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:43,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-20 11:16:43,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:43,837 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:43,837 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:43,840 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:43,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:43,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:43,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:43,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:43,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:43,869 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:43,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:43,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-20 11:16:43,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:43,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:43,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:43,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:43,896 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:43,898 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:16:43,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:43,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:43,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:43,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:43,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:43,931 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:43,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:43,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-20 11:16:43,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:43,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:43,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:43,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:43,953 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:43,954 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:16:43,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:43,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:43,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:43,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:43,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:43,985 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:43,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-20 11:16:43,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:44,004 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:44,006 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:16:44,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,016 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,023 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-20 11:16:44,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:44,046 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:44,048 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:16:44,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,083 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-20 11:16:44,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:44,106 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:44,108 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:16:44,108 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,137 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-20 11:16:44,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:44,157 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:44,158 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:16:44,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,179 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-20 11:16:44,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:44,200 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:44,202 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:16:44,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,236 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-20 11:16:44,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,256 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:44,256 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:44,257 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:44,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,284 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-20 11:16:44,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,306 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:44,306 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:44,308 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:44,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,332 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 11:16:44,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,334 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-20 11:16:44,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:44,359 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:44,363 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:44,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,392 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-20 11:16:44,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,414 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:44,414 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:44,417 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 11:16:44,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,448 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-20 11:16:44,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:44,469 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:44,471 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:44,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,503 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-20 11:16:44,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:44,524 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:44,525 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:44,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,546 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-20 11:16:44,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:44,567 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:44,569 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:44,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,608 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-20 11:16:44,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:44,629 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:44,631 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:44,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,660 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-20 11:16:44,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:44,681 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:44,683 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:44,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,705 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-20 11:16:44,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:44,726 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:44,728 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:44,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,744 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-20 11:16:44,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:44,765 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:44,768 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:44,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,792 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-20 11:16:44,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,814 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:44,814 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:44,818 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 11:16:44,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,833 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,844 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-20 11:16:44,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,865 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:44,865 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:44,867 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 11:16:44,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,889 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,898 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 11:16:44,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,900 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-20 11:16:44,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:44,920 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:44,924 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:16:44,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:44,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:44,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:44,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:44,946 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:44,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:44,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-20 11:16:44,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:44,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:44,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:44,973 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:44,973 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:44,977 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-20 11:16:44,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:44,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,003 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-20 11:16:45,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:45,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:45,025 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:45,027 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:16:45,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,054 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-20 11:16:45,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:45,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:45,073 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:45,074 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:16:45,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,096 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-20 11:16:45,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:45,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:45,119 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:45,122 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:16:45,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,144 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-20 11:16:45,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:45,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:45,169 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:45,170 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:16:45,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,203 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-20 11:16:45,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:45,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:45,227 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:45,228 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:16:45,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,251 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-20 11:16:45,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:45,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:45,272 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:45,286 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:16:45,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,302 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-20 11:16:45,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:45,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:45,323 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:45,326 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:16:45,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,343 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-20 11:16:45,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:45,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,365 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:45,365 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:45,367 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-20 11:16:45,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,385 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-20 11:16:45,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:45,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,406 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:45,406 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:45,408 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-20 11:16:45,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,427 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 11:16:45,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,429 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-20 11:16:45,451 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:45,452 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:45,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:45,452 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:45,455 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:16:45,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,490 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-20 11:16:45,510 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:45,511 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:45,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,511 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:45,511 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:45,515 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:45,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,545 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-20 11:16:45,566 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:45,566 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:45,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:45,567 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:45,570 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:16:45,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-11-20 11:16:45,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,596 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-20 11:16:45,616 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:45,616 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:45,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:45,617 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:45,618 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:16:45,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,626 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-20 11:16:45,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,642 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:45,642 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:45,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:45,642 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:45,644 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:16:45,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,679 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-20 11:16:45,701 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:45,701 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:45,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:45,702 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:45,703 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:16:45,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,727 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-20 11:16:45,749 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:45,750 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:45,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:45,750 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:45,751 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:16:45,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,774 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-20 11:16:45,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,793 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:45,793 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:45,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:45,794 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:45,795 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:16:45,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,805 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,812 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-20 11:16:45,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,839 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:45,840 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:45,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:45,840 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:45,844 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 11:16:45,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,871 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,902 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:45,902 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:45,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,902 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:45,902 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:45,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-20 11:16:45,904 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:45,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,928 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-20 11:16:45,949 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:45,949 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:45,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,950 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:45,950 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 11:16:45,951 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:45,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:45,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:45,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:45,975 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 11:16:45,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:45,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:45,976 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:45,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:45,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-20 11:16:45,997 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:45,997 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:16:45,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:45,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:45,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:45,997 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:46,001 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:46,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,027 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-20 11:16:46,047 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,047 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:16:46,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,047 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:46,047 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:46,051 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 11:16:46,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,079 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-20 11:16:46,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,099 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,100 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:16:46,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:46,100 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:46,103 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:46,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,131 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-20 11:16:46,152 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,153 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:16:46,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:46,153 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:46,155 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:46,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,174 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-20 11:16:46,192 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,193 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:16:46,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:46,193 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:46,196 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:46,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,218 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-20 11:16:46,240 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,240 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:16:46,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:46,241 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:46,243 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:46,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,261 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,266 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-20 11:16:46,289 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,289 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:16:46,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:46,290 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:46,292 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:46,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,314 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-20 11:16:46,334 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,334 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:16:46,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:46,334 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:46,336 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:46,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,362 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-20 11:16:46,384 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,384 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:16:46,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:46,384 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:46,387 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:46,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,419 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-20 11:16:46,440 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,440 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:16:46,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,441 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:46,441 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:46,443 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 11:16:46,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,471 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-20 11:16:46,493 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,494 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 11:16:46,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,494 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:46,494 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:46,496 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 11:16:46,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,521 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 11:16:46,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,523 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-20 11:16:46,547 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,547 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:46,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:46,548 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:46,555 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:16:46,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,591 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-20 11:16:46,612 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,612 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:46,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,613 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:46,613 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:46,619 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-20 11:16:46,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,651 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-20 11:16:46,673 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,673 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:46,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:46,674 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:46,678 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:16:46,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,710 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-20 11:16:46,732 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,732 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:46,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:46,732 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:46,734 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:16:46,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,759 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-20 11:16:46,780 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,780 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:46,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:46,780 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:46,783 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:16:46,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,805 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,812 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-20 11:16:46,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,828 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,828 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:46,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:46,829 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:46,832 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:16:46,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,852 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-20 11:16:46,874 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,875 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:46,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:46,875 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:46,878 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:16:46,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,907 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-20 11:16:46,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,923 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,923 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:46,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:46,924 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:46,926 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:16:46,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:46,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:46,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:46,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:46,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:46,946 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:46,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:46,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-20 11:16:46,971 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:46,971 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:46,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:46,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:46,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:46,972 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:46,975 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 11:16:46,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:47,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,007 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-20 11:16:47,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,027 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,027 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:47,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,027 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:47,027 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:47,031 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-20 11:16:47,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-11-20 11:16:47,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,055 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-20 11:16:47,078 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,079 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:47,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,079 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:47,079 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 11:16:47,082 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-20 11:16:47,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:47,113 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 11:16:47,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,115 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-20 11:16:47,138 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,138 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:47,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:47,139 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:47,142 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:47,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-11-20 11:16:47,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,152 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-20 11:16:47,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,167 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,167 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:47,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,167 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:47,168 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:47,170 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 11:16:47,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:47,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,202 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-20 11:16:47,224 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,224 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:47,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:47,225 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:47,226 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:47,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-11-20 11:16:47,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,244 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-20 11:16:47,265 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,265 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:47,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:47,266 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:47,267 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:47,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:47,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,295 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-20 11:16:47,317 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,317 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:47,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:47,318 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:47,319 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:47,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:47,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,349 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-20 11:16:47,373 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,373 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:47,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:47,374 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:47,398 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:47,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:47,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,450 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-20 11:16:47,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,472 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,473 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:47,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:47,473 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:47,474 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:47,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:47,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,491 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-20 11:16:47,511 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,511 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:47,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:47,511 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:47,512 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:47,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:47,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,534 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-20 11:16:47,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,567 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,567 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:47,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:47,567 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:47,569 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:47,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,601 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:47,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,606 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-20 11:16:47,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,622 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,622 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:47,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,623 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:47,623 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:47,626 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 11:16:47,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:47,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,647 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-11-20 11:16:47,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,663 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,663 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 11:16:47,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,663 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:47,663 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 11:16:47,665 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 11:16:47,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:47,695 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 11:16:47,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,696 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-11-20 11:16:47,717 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,717 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:47,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:47,718 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:16:47,726 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:47,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:47,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,767 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-11-20 11:16:47,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,789 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,790 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:47,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,790 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:47,790 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:16:47,795 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 11:16:47,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:47,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,831 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-11-20 11:16:47,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,847 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,847 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:47,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:47,848 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:16:47,851 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:47,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:47,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,872 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-11-20 11:16:47,897 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,897 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:47,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:47,897 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:16:47,899 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:47,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:47,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,922 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-11-20 11:16:47,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,941 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,941 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:47,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:47,941 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:16:47,943 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:47,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:47,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,962 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:47,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-11-20 11:16:47,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:47,978 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:47,978 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:47,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:47,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:47,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:47,978 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:16:47,980 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:47,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:47,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:47,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:47,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:47,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:47,998 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:48,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:48,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-11-20 11:16:48,025 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:48,025 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:48,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:48,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:48,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:48,026 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:16:48,028 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:48,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:48,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:48,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:48,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:48,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:48,055 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:48,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:48,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-11-20 11:16:48,077 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:48,077 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:48,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:48,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:48,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:48,078 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:16:48,079 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:48,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:48,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:48,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:48,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:48,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:48,104 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:48,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:48,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-11-20 11:16:48,129 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:48,129 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:48,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:48,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:48,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:48,129 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:16:48,134 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:48,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:48,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:48,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:48,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:48,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:48,166 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:48,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-11-20 11:16:48,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:48,183 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:48,183 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:48,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:48,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:48,183 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:48,183 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:16:48,186 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 11:16:48,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:48,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:48,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:48,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:48,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:48,205 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:48,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:48,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-11-20 11:16:48,225 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 11:16:48,225 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 11:16:48,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:48,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:48,225 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:48,225 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 11:16:48,228 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 11:16:48,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:48,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:48,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2022-11-20 11:16:48,916 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:16:48,916 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:16:48,917 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:16:48,917 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:16:48,917 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:16:48,917 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:48,917 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:16:48,917 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:16:48,918 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration9_Lasso [2022-11-20 11:16:48,918 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:16:48,918 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:16:48,922 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:48,926 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:48,945 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:48,948 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:48,966 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:48,970 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,007 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,015 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,020 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,024 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,028 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,032 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,036 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,041 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,045 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,051 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,055 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,060 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,063 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,066 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,070 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,078 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,081 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,084 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,091 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,096 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,101 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,112 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,115 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,121 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,126 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,139 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,149 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,152 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,154 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:49,620 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:16:49,620 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:16:49,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:49,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:49,628 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:49,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-11-20 11:16:49,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:49,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:49,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:49,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:49,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:49,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:49,650 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:49,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:49,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:49,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:49,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:49,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:49,666 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:49,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:49,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-11-20 11:16:49,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:49,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:49,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:49,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:49,693 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:49,693 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:49,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:49,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:49,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:49,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:49,723 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:49,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:49,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-11-20 11:16:49,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:49,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:49,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:49,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:49,744 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:49,744 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:49,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:49,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:49,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:49,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:49,779 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:49,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:49,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-11-20 11:16:49,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:49,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:49,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:49,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:49,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:49,800 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:49,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:49,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:49,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:49,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:49,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:49,836 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:49,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:49,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:49,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-11-20 11:16:49,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:49,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:49,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:49,858 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:49,858 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:49,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:49,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:49,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:49,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:49,875 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:49,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-11-20 11:16:49,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:49,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:49,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:49,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:49,910 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:49,912 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:49,912 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:49,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:49,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:49,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:49,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:49,936 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:49,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:49,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-11-20 11:16:49,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:49,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:49,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:49,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:49,956 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:49,957 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:49,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:49,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:49,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:49,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:49,979 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:49,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:49,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-11-20 11:16:49,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:49,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:49,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:49,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,000 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:50,000 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:50,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:50,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,023 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-11-20 11:16:50,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,045 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:50,045 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:50,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:50,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,067 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-11-20 11:16:50,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,089 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:50,089 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:50,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:50,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,108 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-11-20 11:16:50,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:50,125 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:50,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:50,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,133 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-11-20 11:16:50,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,149 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:50,149 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:50,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:50,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,162 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-11-20 11:16:50,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,187 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:50,187 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:50,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:50,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,222 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-11-20 11:16:50,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,239 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:50,239 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:50,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:50,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,252 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-11-20 11:16:50,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:50,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,267 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,268 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:50,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:50,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2022-11-20 11:16:50,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,275 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-11-20 11:16:50,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:50,294 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:50,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:50,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,303 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-11-20 11:16:50,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:50,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,319 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:50,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:50,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:50,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,326 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-11-20 11:16:50,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,343 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 11:16:50,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,345 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 11:16:50,345 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:50,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:50,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,354 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2022-11-20 11:16:50,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,371 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:50,371 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:50,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2022-11-20 11:16:50,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,387 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2022-11-20 11:16:50,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,404 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:50,404 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:50,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2022-11-20 11:16:50,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,413 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2022-11-20 11:16:50,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,430 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:50,430 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:50,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:50,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,439 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2022-11-20 11:16:50,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,456 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:50,456 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:50,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:50,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,473 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2022-11-20 11:16:50,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,501 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:50,501 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:50,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:50,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,528 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2022-11-20 11:16:50,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,556 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:50,556 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:50,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:50,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,579 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2022-11-20 11:16:50,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:50,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,607 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:50,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:50,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:50,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,629 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:50,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2022-11-20 11:16:50,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:16:50,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:16:50,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:50,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:50,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,676 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:50,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2022-11-20 11:16:50,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:50,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:50,695 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:50,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:50,700 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-20 11:16:50,701 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 11:16:50,733 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:16:50,789 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2022-11-20 11:16:50,789 INFO L444 ModelExtractionUtils]: 0 out of 11 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-11-20 11:16:50,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:50,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:50,857 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:50,917 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:16:50,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2022-11-20 11:16:50,955 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2022-11-20 11:16:50,955 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:16:50,956 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~q_free~0) = 1*~q_free~0 Supporting invariants [1*~q_free~0 >= 0] [2022-11-20 11:16:50,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:50,977 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-11-20 11:16:51,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:51,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:51,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 11:16:51,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:16:51,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:51,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 11:16:51,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:16:51,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:16:51,341 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2022-11-20 11:16:51,343 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 150 states and 183 transitions. cyclomatic complexity: 35 Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:51,544 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 150 states and 183 transitions. cyclomatic complexity: 35. Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 735 states and 911 transitions. Complement of second has 9 states. [2022-11-20 11:16:51,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 11:16:51,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:51,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 347 transitions. [2022-11-20 11:16:51,551 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 347 transitions. Stem has 17 letters. Loop has 15 letters. [2022-11-20 11:16:51,553 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:16:51,553 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 347 transitions. Stem has 32 letters. Loop has 15 letters. [2022-11-20 11:16:51,554 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:16:51,554 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 347 transitions. Stem has 17 letters. Loop has 30 letters. [2022-11-20 11:16:51,561 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:16:51,561 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 735 states and 911 transitions. [2022-11-20 11:16:51,570 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 378 [2022-11-20 11:16:51,574 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 735 states to 606 states and 752 transitions. [2022-11-20 11:16:51,574 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 443 [2022-11-20 11:16:51,575 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 446 [2022-11-20 11:16:51,576 INFO L73 IsDeterministic]: Start isDeterministic. Operand 606 states and 752 transitions. [2022-11-20 11:16:51,576 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:16:51,576 INFO L218 hiAutomatonCegarLoop]: Abstraction has 606 states and 752 transitions. [2022-11-20 11:16:51,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states and 752 transitions. [2022-11-20 11:16:51,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 441. [2022-11-20 11:16:51,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 441 states have (on average 1.2448979591836735) internal successors, (549), 440 states have internal predecessors, (549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:51,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 549 transitions. [2022-11-20 11:16:51,599 INFO L240 hiAutomatonCegarLoop]: Abstraction has 441 states and 549 transitions. [2022-11-20 11:16:51,599 INFO L428 stractBuchiCegarLoop]: Abstraction has 441 states and 549 transitions. [2022-11-20 11:16:51,599 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-11-20 11:16:51,599 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 441 states and 549 transitions. [2022-11-20 11:16:51,602 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 234 [2022-11-20 11:16:51,602 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:51,602 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:51,603 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:51,604 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:51,604 INFO L748 eck$LassoCheckResult]: Stem: 3265#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~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; 3236#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~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; 3175#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 3176#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 3124#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 3125#L211-1 assume { :end_inline_init_threads } true; 3237#L323-2 assume !false; 3329#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 3328#L272 assume !false; 3327#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 3326#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 3325#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 3324#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 3323#L252 assume 0 != eval_~tmp___1~0#1; 3322#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 3321#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 3319#L106 assume !(0 == ~p_dw_pc~0); 3320#L109 assume 1 == ~p_dw_pc~0; 3243#L119 [2022-11-20 11:16:51,604 INFO L750 eck$LassoCheckResult]: Loop: 3243#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~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;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 3266#L42 assume 1 == ~p_dw_pc~0; 3281#L43 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 3534#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 3533#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 3531#L84 assume 0 != immediate_notify_threads_~tmp~0#1;~p_dw_st~0 := 0; 3529#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 3527#L61 assume 1 == ~c_dr_pc~0; 3525#L62 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 3524#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 3523#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 3521#L92 assume 0 != immediate_notify_threads_~tmp___0~0#1;~c_dr_st~0 := 0; 3520#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 3519#L117-1 assume !false; 3411#L118 assume !(0 == ~q_free~0); 3243#L119 [2022-11-20 11:16:51,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:51,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1408837313, now seen corresponding path program 1 times [2022-11-20 11:16:51,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:51,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850289573] [2022-11-20 11:16:51,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:51,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:51,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:51,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:16:51,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:16:51,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850289573] [2022-11-20 11:16:51,663 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850289573] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:16:51,663 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:16:51,663 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:16:51,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459762587] [2022-11-20 11:16:51,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:16:51,664 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:16:51,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:51,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1955302679, now seen corresponding path program 1 times [2022-11-20 11:16:51,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:51,665 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648062766] [2022-11-20 11:16:51,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:51,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:51,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:16:51,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:16:51,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648062766] [2022-11-20 11:16:51,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648062766] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:16:51,697 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:16:51,697 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-20 11:16:51,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237000986] [2022-11-20 11:16:51,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:16:51,698 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 11:16:51,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:16:51,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:16:51,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:16:51,699 INFO L87 Difference]: Start difference. First operand 441 states and 549 transitions. cyclomatic complexity: 115 Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:51,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:16:51,719 INFO L93 Difference]: Finished difference Result 304 states and 375 transitions. [2022-11-20 11:16:51,719 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 304 states and 375 transitions. [2022-11-20 11:16:51,722 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 167 [2022-11-20 11:16:51,724 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 304 states to 237 states and 291 transitions. [2022-11-20 11:16:51,725 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 234 [2022-11-20 11:16:51,725 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 237 [2022-11-20 11:16:51,725 INFO L73 IsDeterministic]: Start isDeterministic. Operand 237 states and 291 transitions. [2022-11-20 11:16:51,725 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:16:51,726 INFO L218 hiAutomatonCegarLoop]: Abstraction has 237 states and 291 transitions. [2022-11-20 11:16:51,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states and 291 transitions. [2022-11-20 11:16:51,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 164. [2022-11-20 11:16:51,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 164 states have (on average 1.225609756097561) internal successors, (201), 163 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:51,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 201 transitions. [2022-11-20 11:16:51,731 INFO L240 hiAutomatonCegarLoop]: Abstraction has 164 states and 201 transitions. [2022-11-20 11:16:51,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:16:51,732 INFO L428 stractBuchiCegarLoop]: Abstraction has 164 states and 201 transitions. [2022-11-20 11:16:51,732 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-11-20 11:16:51,732 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 164 states and 201 transitions. [2022-11-20 11:16:51,733 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 141 [2022-11-20 11:16:51,734 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:51,734 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:51,735 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:51,735 INFO L149 hiAutomatonCegarLoop]: Counterexample loop 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:51,735 INFO L748 eck$LassoCheckResult]: Stem: 3947#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~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; 3928#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~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; 3899#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 3900#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 3878#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 3879#L211-1 assume { :end_inline_init_threads } true; 3929#L323-2 assume !false; 4009#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 4008#L272 assume !false; 4007#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 4006#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 4003#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 4002#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 4000#L252 assume 0 != eval_~tmp___1~0#1; 3962#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 3963#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 3966#L106 assume 0 == ~p_dw_pc~0; 3967#L117-1 assume !false; 3913#L118 [2022-11-20 11:16:51,736 INFO L750 eck$LassoCheckResult]: Loop: 3913#L118 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 3955#L138 assume { :end_inline_do_write_p } true; 3922#L257 assume 0 == ~c_dr_st~0;eval_~tmp___0~1#1 := eval_#t~nondet9#1;havoc eval_#t~nondet9#1; 3880#L276 assume 0 != eval_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; 3881#L149 assume 0 == ~c_dr_pc~0; 3906#L182-1 assume !false; 3894#L161 assume !(1 == ~q_free~0); 3891#L162-1 do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 3938#L42-3 assume 1 == ~p_dw_pc~0; 4004#L43-1 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 3982#L53-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 3978#L54-1 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 3979#L84-3 assume 0 != immediate_notify_threads_~tmp~0#1;~p_dw_st~0 := 0; 3875#L84-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 3996#L61-3 assume !(1 == ~c_dr_pc~0); 3908#L61-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 3876#L72-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 3877#L73-1 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 3930#L92-3 assume !(0 != immediate_notify_threads_~tmp___0~0#1); 3931#L92-5 assume { :end_inline_immediate_notify_threads } true;~q_read_ev~0 := 2; 3987#L182 assume ~p_last_write~0 == ~c_last_read~0; 3984#L183 assume ~p_num_write~0 == ~c_num_read~0; 3983#L182-1 assume !false; 3959#L161 assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0#1; 3960#L196 assume { :end_inline_do_read_c } true; 3975#L272 assume !false; 3974#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 3973#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 3972#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 3971#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 3970#L252 assume 0 != eval_~tmp___1~0#1; 3969#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 3958#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 3940#L106 assume !(0 == ~p_dw_pc~0); 3934#L109 assume 1 == ~p_dw_pc~0; 3935#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~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;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 3945#L42 assume 1 == ~p_dw_pc~0; 3948#L43 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 3949#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 4033#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 4032#L84 assume 0 != immediate_notify_threads_~tmp~0#1;~p_dw_st~0 := 0; 3909#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 3883#L61 assume 1 == ~c_dr_pc~0; 3884#L62 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 3954#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 4035#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 4034#L92 assume 0 != immediate_notify_threads_~tmp___0~0#1;~c_dr_st~0 := 0; 3937#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 3912#L117-1 assume !false; 3913#L118 [2022-11-20 11:16:51,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:51,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1408837262, now seen corresponding path program 1 times [2022-11-20 11:16:51,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:51,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774434286] [2022-11-20 11:16:51,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:51,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:51,744 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:51,752 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:51,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:51,753 INFO L85 PathProgramCache]: Analyzing trace with hash 1519593465, now seen corresponding path program 1 times [2022-11-20 11:16:51,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:51,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138146495] [2022-11-20 11:16:51,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:51,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:51,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:51,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:16:51,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:16:51,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138146495] [2022-11-20 11:16:51,797 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138146495] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:16:51,797 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:16:51,797 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:16:51,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064733569] [2022-11-20 11:16:51,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:16:51,798 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 11:16:51,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:16:51,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:16:51,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:16:51,799 INFO L87 Difference]: Start difference. First operand 164 states and 201 transitions. cyclomatic complexity: 38 Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:51,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:16:51,811 INFO L93 Difference]: Finished difference Result 161 states and 196 transitions. [2022-11-20 11:16:51,811 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 161 states and 196 transitions. [2022-11-20 11:16:51,813 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 138 [2022-11-20 11:16:51,814 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 161 states to 161 states and 196 transitions. [2022-11-20 11:16:51,814 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 161 [2022-11-20 11:16:51,815 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 161 [2022-11-20 11:16:51,815 INFO L73 IsDeterministic]: Start isDeterministic. Operand 161 states and 196 transitions. [2022-11-20 11:16:51,815 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:16:51,815 INFO L218 hiAutomatonCegarLoop]: Abstraction has 161 states and 196 transitions. [2022-11-20 11:16:51,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states and 196 transitions. [2022-11-20 11:16:51,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2022-11-20 11:16:51,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 161 states have (on average 1.2173913043478262) internal successors, (196), 160 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:51,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 196 transitions. [2022-11-20 11:16:51,819 INFO L240 hiAutomatonCegarLoop]: Abstraction has 161 states and 196 transitions. [2022-11-20 11:16:51,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:16:51,821 INFO L428 stractBuchiCegarLoop]: Abstraction has 161 states and 196 transitions. [2022-11-20 11:16:51,821 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-11-20 11:16:51,821 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 161 states and 196 transitions. [2022-11-20 11:16:51,822 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 138 [2022-11-20 11:16:51,823 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:51,823 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:51,824 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:51,824 INFO L149 hiAutomatonCegarLoop]: Counterexample loop 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:51,824 INFO L748 eck$LassoCheckResult]: Stem: 4279#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~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; 4261#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~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; 4232#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 4233#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 4207#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 4208#L211-1 assume { :end_inline_init_threads } true; 4262#L323-2 assume !false; 4227#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 4228#L272 assume !false; 4309#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 4307#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 4305#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 4304#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 4303#L252 assume 0 != eval_~tmp___1~0#1; 4300#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 4298#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 4294#L106 assume 0 == ~p_dw_pc~0; 4295#L117-1 assume !false; 4289#L118 [2022-11-20 11:16:51,824 INFO L750 eck$LassoCheckResult]: Loop: 4289#L118 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 4286#L138 assume { :end_inline_do_write_p } true; 4255#L257 assume 0 == ~c_dr_st~0;eval_~tmp___0~1#1 := eval_#t~nondet9#1;havoc eval_#t~nondet9#1; 4211#L276 assume 0 != eval_~tmp___0~1#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; 4212#L149 assume 0 == ~c_dr_pc~0; 4241#L182-1 assume !false; 4223#L161 assume !(1 == ~q_free~0); 4222#L162-1 do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_read_ev~0 := 1;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 4236#L42-3 assume 1 == ~p_dw_pc~0; 4237#L43-1 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 4260#L53-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 4333#L54-1 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 4330#L84-3 assume 0 != immediate_notify_threads_~tmp~0#1;~p_dw_st~0 := 0; 4204#L84-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 4264#L61-3 assume !(1 == ~c_dr_pc~0); 4240#L61-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 4205#L72-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 4206#L73-1 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 4263#L92-3 assume !(0 != immediate_notify_threads_~tmp___0~0#1); 4249#L92-5 assume { :end_inline_immediate_notify_threads } true;~q_read_ev~0 := 2; 4250#L182 assume ~p_last_write~0 == ~c_last_read~0; 4247#L183 assume ~p_num_write~0 == ~c_num_read~0; 4248#L182-1 assume !false; 4339#L161 assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0#1; 4287#L196 assume { :end_inline_do_read_c } true; 4268#L272 assume !false; 4269#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 4224#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 4225#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 4340#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 4338#L252 assume 0 != eval_~tmp___1~0#1; 4337#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 4288#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 4274#L106 assume !(0 == ~p_dw_pc~0); 4265#L109 assume 1 == ~p_dw_pc~0; 4266#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~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;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 4280#L42 assume 1 == ~p_dw_pc~0; 4281#L43 assume !(1 == ~q_read_ev~0); 4282#L42-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 4253#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 4209#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 4210#L84 assume !(0 != immediate_notify_threads_~tmp~0#1); 4243#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 4214#L61 assume 1 == ~c_dr_pc~0; 4215#L62 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 4285#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 4292#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 4291#L92 assume 0 != immediate_notify_threads_~tmp___0~0#1;~c_dr_st~0 := 0; 4267#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 4284#L117-1 assume !false; 4289#L118 [2022-11-20 11:16:51,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:51,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1408837262, now seen corresponding path program 2 times [2022-11-20 11:16:51,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:51,826 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660853053] [2022-11-20 11:16:51,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:51,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:51,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:51,832 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:51,867 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:51,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:51,868 INFO L85 PathProgramCache]: Analyzing trace with hash -1305776789, now seen corresponding path program 1 times [2022-11-20 11:16:51,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:51,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684096753] [2022-11-20 11:16:51,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:51,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:51,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:51,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:51,882 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:51,895 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:51,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:51,897 INFO L85 PathProgramCache]: Analyzing trace with hash 267286200, now seen corresponding path program 1 times [2022-11-20 11:16:51,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:51,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283389934] [2022-11-20 11:16:51,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:51,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:52,053 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 11:16:52,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:16:52,053 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283389934] [2022-11-20 11:16:52,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283389934] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:16:52,054 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:16:52,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-20 11:16:52,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286524945] [2022-11-20 11:16:52,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:16:52,737 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:16:52,738 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:16:52,738 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:16:52,738 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:16:52,738 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 11:16:52,738 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:52,738 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:16:52,738 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:16:52,738 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration12_Loop [2022-11-20 11:16:52,738 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:16:52,738 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:16:52,741 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:52,746 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:52,751 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:52,753 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:52,759 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:52,765 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:52,774 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:52,782 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:52,786 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:52,792 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:52,802 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:52,806 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:52,812 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:52,821 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:52,827 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:52,836 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:52,839 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:52,852 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,170 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:16:53,170 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 11:16:53,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:53,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:53,173 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:53,177 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:16:53,177 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:53,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2022-11-20 11:16:53,203 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:16:53,203 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_immediate_notify_threads_#t~ret5#1=0} Honda state: {ULTIMATE.start_immediate_notify_threads_#t~ret5#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:16:53,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:53,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:53,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:53,209 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:53,213 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:16:53,213 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:53,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-11-20 11:16:53,245 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:16:53,246 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~q_write_ev~0=2} Honda state: {~q_write_ev~0=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:16:53,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:53,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:53,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:53,251 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:53,255 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:16:53,256 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:53,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-11-20 11:16:53,280 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:16:53,280 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_do_write_p_#t~nondet6#1=0} Honda state: {ULTIMATE.start_do_write_p_#t~nondet6#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:16:53,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:53,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:53,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:53,286 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:53,291 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:16:53,291 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:53,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-11-20 11:16:53,325 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:16:53,326 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~q_read_ev~0=2} Honda state: {~q_read_ev~0=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:16:53,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:53,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:53,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:53,332 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:53,337 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:16:53,337 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:53,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-11-20 11:16:53,371 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:16:53,371 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~nondet8#1=4, ULTIMATE.start_eval_~tmp~1#1=4} Honda state: {ULTIMATE.start_eval_#t~nondet8#1=4, ULTIMATE.start_eval_~tmp~1#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:16:53,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:53,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:53,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:53,377 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:53,381 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:16:53,381 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:53,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-11-20 11:16:53,410 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:16:53,410 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_exists_runnable_thread_~__retres1~2#1=1, ULTIMATE.start_exists_runnable_thread_#res#1=1, ULTIMATE.start_eval_~tmp___1~0#1=1} Honda state: {ULTIMATE.start_exists_runnable_thread_~__retres1~2#1=1, ULTIMATE.start_exists_runnable_thread_#res#1=1, ULTIMATE.start_eval_~tmp___1~0#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:16:53,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:53,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:53,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:53,417 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:53,421 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:16:53,421 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:53,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-11-20 11:16:53,453 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:16:53,454 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~ret7#1=0} Honda state: {ULTIMATE.start_eval_#t~ret7#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:16:53,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:53,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:53,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:53,459 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:53,464 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:16:53,464 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:53,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-11-20 11:16:53,493 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:16:53,494 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~p_dw_st~0=1} Honda state: {~p_dw_st~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:16:53,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:53,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:53,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:53,500 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:53,506 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:16:53,506 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:53,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-11-20 11:16:53,532 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:16:53,532 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~q_free~0=0} Honda state: {~q_free~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:16:53,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:53,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:53,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:53,537 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:53,541 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:16:53,541 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:53,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2022-11-20 11:16:53,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2022-11-20 11:16:53,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:53,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:53,577 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:53,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-11-20 11:16:53,580 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 11:16:53,580 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:53,632 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:16:53,632 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c_num_read~0=0, ~p_num_write~0=1} Honda state: {~c_num_read~0=0, ~p_num_write~0=1} Generalized eigenvectors: [{~c_num_read~0=0, ~p_num_write~0=0}, {~c_num_read~0=1, ~p_num_write~0=1}, {~c_num_read~0=0, ~p_num_write~0=0}] Lambdas: [13, 1, 0] Nus: [0, 1] [2022-11-20 11:16:53,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2022-11-20 11:16:53,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:53,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:53,637 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:53,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-11-20 11:16:53,640 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:16:53,640 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:53,654 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:16:53,654 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~p_dw_pc~0=1} Honda state: {~p_dw_pc~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:16:53,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2022-11-20 11:16:53,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:53,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:53,658 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:53,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-11-20 11:16:53,661 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:16:53,662 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:53,685 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:16:53,685 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_eval_#t~nondet9#1=7, ULTIMATE.start_eval_~tmp___0~1#1=7} Honda state: {ULTIMATE.start_eval_#t~nondet9#1=7, ULTIMATE.start_eval_~tmp___0~1#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:16:53,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2022-11-20 11:16:53,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:53,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:53,689 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:53,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-11-20 11:16:53,692 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:16:53,692 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:53,714 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 11:16:53,714 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_is_do_write_p_triggered_~__retres1~0#1=0, ULTIMATE.start_is_do_write_p_triggered_#res#1=0, ULTIMATE.start_immediate_notify_threads_~tmp~0#1=0} Honda state: {ULTIMATE.start_is_do_write_p_triggered_~__retres1~0#1=0, ULTIMATE.start_is_do_write_p_triggered_#res#1=0, ULTIMATE.start_immediate_notify_threads_~tmp~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 11:16:53,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2022-11-20 11:16:53,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:53,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:53,718 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:53,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-11-20 11:16:53,721 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:16:53,721 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:53,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2022-11-20 11:16:53,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:53,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:53,739 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:53,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2022-11-20 11:16:53,741 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 11:16:53,742 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:16:53,759 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 11:16:53,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2022-11-20 11:16:53,762 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:16:53,762 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:16:53,763 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:16:53,763 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:16:53,763 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:16:53,763 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:53,763 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:16:53,763 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:16:53,763 INFO L133 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_1.cil-1.c_Iteration12_Loop [2022-11-20 11:16:53,763 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:16:53,763 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:16:53,766 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,770 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,773 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,782 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,785 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,804 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,807 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,811 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,817 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,826 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,829 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,842 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,848 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,856 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,859 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,862 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,868 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:53,879 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:16:54,199 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:16:54,200 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:16:54,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:54,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:54,212 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:54,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:54,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:54,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:54,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2022-11-20 11:16:54,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:54,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:54,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:54,239 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:54,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:54,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:54,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:54,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:54,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:54,254 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:54,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:54,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2022-11-20 11:16:54,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:54,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:54,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:54,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:54,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:54,274 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:54,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:54,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:54,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:54,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:54,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:54,295 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:54,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:54,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2022-11-20 11:16:54,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:54,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:54,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:54,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:54,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:54,316 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:54,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:54,341 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:54,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:54,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:54,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:54,348 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:54,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:54,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2022-11-20 11:16:54,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:54,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:54,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:54,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:54,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:54,368 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:54,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:54,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:54,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:54,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:54,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:54,375 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:54,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2022-11-20 11:16:54,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:54,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:54,390 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:54,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:54,391 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 11:16:54,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:54,392 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 11:16:54,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:54,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:54,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Ended with exit code 0 [2022-11-20 11:16:54,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:54,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:54,400 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:54,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2022-11-20 11:16:54,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:54,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:54,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:54,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:54,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:54,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:54,416 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:54,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:54,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:54,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:54,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:54,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:54,422 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:54,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2022-11-20 11:16:54,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:54,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:54,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:54,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:54,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:54,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:54,438 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:54,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:54,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:54,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:54,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:54,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:54,444 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:54,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2022-11-20 11:16:54,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:54,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:54,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:54,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:54,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:54,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:54,460 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:54,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:54,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:54,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2022-11-20 11:16:54,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:54,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:54,467 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:54,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2022-11-20 11:16:54,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:54,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:54,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:54,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:54,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:54,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:54,483 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:54,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:54,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:54,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2022-11-20 11:16:54,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:54,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:54,492 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:54,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2022-11-20 11:16:54,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:54,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:54,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:54,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:54,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:54,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:54,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:54,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:54,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:54,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:54,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:54,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:54,523 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:54,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2022-11-20 11:16:54,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:54,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:54,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:54,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:54,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:54,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:54,545 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:54,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:54,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:16:54,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:54,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:54,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:54,553 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:54,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2022-11-20 11:16:54,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:16:54,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:16:54,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:16:54,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:16:54,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:16:54,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:16:54,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:16:54,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:16:54,573 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:16:54,575 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 11:16:54,576 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-20 11:16:54,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:54,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:54,577 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:54,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2022-11-20 11:16:54,580 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:16:54,580 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 11:16:54,580 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:16:54,580 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~c_dr_pc~0) = -2*~c_dr_pc~0 + 1 Supporting invariants [] [2022-11-20 11:16:54,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:54,585 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 11:16:54,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:54,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:54,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:16:54,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:16:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:54,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 11:16:54,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:16:54,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 11:16:54,951 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-20 11:16:54,951 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 161 states and 196 transitions. cyclomatic complexity: 36 Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:55,010 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 161 states and 196 transitions. cyclomatic complexity: 36. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 553 states and 674 transitions. Complement of second has 7 states. [2022-11-20 11:16:55,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 11:16:55,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:55,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 149 transitions. [2022-11-20 11:16:55,013 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 149 transitions. Stem has 18 letters. Loop has 50 letters. [2022-11-20 11:16:55,014 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:16:55,014 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 149 transitions. Stem has 68 letters. Loop has 50 letters. [2022-11-20 11:16:55,014 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:16:55,014 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 149 transitions. Stem has 18 letters. Loop has 100 letters. [2022-11-20 11:16:55,016 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:16:55,016 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 553 states and 674 transitions. [2022-11-20 11:16:55,021 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 278 [2022-11-20 11:16:55,024 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 553 states to 498 states and 601 transitions. [2022-11-20 11:16:55,024 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 359 [2022-11-20 11:16:55,025 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 369 [2022-11-20 11:16:55,025 INFO L73 IsDeterministic]: Start isDeterministic. Operand 498 states and 601 transitions. [2022-11-20 11:16:55,025 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:16:55,025 INFO L218 hiAutomatonCegarLoop]: Abstraction has 498 states and 601 transitions. [2022-11-20 11:16:55,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states and 601 transitions. [2022-11-20 11:16:55,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 412. [2022-11-20 11:16:55,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 412 states have (on average 1.2063106796116505) internal successors, (497), 411 states have internal predecessors, (497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:55,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 497 transitions. [2022-11-20 11:16:55,035 INFO L240 hiAutomatonCegarLoop]: Abstraction has 412 states and 497 transitions. [2022-11-20 11:16:55,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:16:55,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 11:16:55,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-20 11:16:55,037 INFO L87 Difference]: Start difference. First operand 412 states and 497 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:55,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:16:55,172 INFO L93 Difference]: Finished difference Result 517 states and 615 transitions. [2022-11-20 11:16:55,172 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 517 states and 615 transitions. [2022-11-20 11:16:55,176 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 270 [2022-11-20 11:16:55,179 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 517 states to 491 states and 586 transitions. [2022-11-20 11:16:55,180 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 347 [2022-11-20 11:16:55,180 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 347 [2022-11-20 11:16:55,180 INFO L73 IsDeterministic]: Start isDeterministic. Operand 491 states and 586 transitions. [2022-11-20 11:16:55,181 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:16:55,181 INFO L218 hiAutomatonCegarLoop]: Abstraction has 491 states and 586 transitions. [2022-11-20 11:16:55,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states and 586 transitions. [2022-11-20 11:16:55,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 370. [2022-11-20 11:16:55,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 370 states have (on average 1.1945945945945946) internal successors, (442), 369 states have internal predecessors, (442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:55,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 442 transitions. [2022-11-20 11:16:55,189 INFO L240 hiAutomatonCegarLoop]: Abstraction has 370 states and 442 transitions. [2022-11-20 11:16:55,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-20 11:16:55,191 INFO L428 stractBuchiCegarLoop]: Abstraction has 370 states and 442 transitions. [2022-11-20 11:16:55,191 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-11-20 11:16:55,191 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 370 states and 442 transitions. [2022-11-20 11:16:55,193 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 176 [2022-11-20 11:16:55,194 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:55,194 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:55,194 INFO L148 hiAutomatonCegarLoop]: 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, 1, 1] [2022-11-20 11:16:55,194 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:55,195 INFO L748 eck$LassoCheckResult]: Stem: 6230#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~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; 6200#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~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; 6144#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 6145#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 6090#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 6091#L211-1 assume { :end_inline_init_threads } true; 6201#L323-2 assume !false; 6356#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 6355#L272 assume !false; 6354#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 6353#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 6352#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 6351#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 6350#L252 assume 0 != eval_~tmp___1~0#1; 6349#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 6348#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 6347#L106 assume 0 == ~p_dw_pc~0; 6281#L117-1 assume !false; 6277#L118 assume !(0 == ~q_free~0); 6278#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~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;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 6357#L42 assume !(1 == ~p_dw_pc~0); 6238#L42-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 6183#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 6184#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 6226#L84 assume !(0 != immediate_notify_threads_~tmp~0#1); 6227#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 6110#L61 assume 1 == ~c_dr_pc~0; 6111#L62 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 6321#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 6322#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 6317#L92 assume !(0 != immediate_notify_threads_~tmp___0~0#1); 6215#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 6168#L117-1 assume !false; 6169#L118 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 6258#L138 assume { :end_inline_do_write_p } true; 6259#L257 [2022-11-20 11:16:55,195 INFO L750 eck$LassoCheckResult]: Loop: 6259#L257 assume !(0 == ~c_dr_st~0); 6371#L272 assume !false; 6413#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 6412#L224 assume !(0 == ~p_dw_st~0); 6410#L228 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 6408#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 6409#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 6375#L252 assume 0 != eval_~tmp___1~0#1; 6374#L252-1 assume !(0 == ~p_dw_st~0); 6259#L257 [2022-11-20 11:16:55,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:55,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1627602320, now seen corresponding path program 1 times [2022-11-20 11:16:55,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:55,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974032824] [2022-11-20 11:16:55,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:55,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:55,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:55,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:16:55,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:16:55,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974032824] [2022-11-20 11:16:55,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974032824] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:16:55,278 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:16:55,278 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-20 11:16:55,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588499123] [2022-11-20 11:16:55,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:16:55,279 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:16:55,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:55,280 INFO L85 PathProgramCache]: Analyzing trace with hash 718963476, now seen corresponding path program 1 times [2022-11-20 11:16:55,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:55,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804080974] [2022-11-20 11:16:55,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:55,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:55,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:16:55,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:16:55,290 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804080974] [2022-11-20 11:16:55,290 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804080974] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:16:55,291 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:16:55,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 11:16:55,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62603893] [2022-11-20 11:16:55,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:16:55,292 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 11:16:55,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:16:55,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:16:55,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:16:55,293 INFO L87 Difference]: Start difference. First operand 370 states and 442 transitions. cyclomatic complexity: 77 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:55,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:16:55,314 INFO L93 Difference]: Finished difference Result 424 states and 485 transitions. [2022-11-20 11:16:55,315 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 424 states and 485 transitions. [2022-11-20 11:16:55,318 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 159 [2022-11-20 11:16:55,320 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 424 states to 376 states and 427 transitions. [2022-11-20 11:16:55,320 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 285 [2022-11-20 11:16:55,321 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 301 [2022-11-20 11:16:55,321 INFO L73 IsDeterministic]: Start isDeterministic. Operand 376 states and 427 transitions. [2022-11-20 11:16:55,321 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:16:55,321 INFO L218 hiAutomatonCegarLoop]: Abstraction has 376 states and 427 transitions. [2022-11-20 11:16:55,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states and 427 transitions. [2022-11-20 11:16:55,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 282. [2022-11-20 11:16:55,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 282 states have (on average 1.1560283687943262) internal successors, (326), 281 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:55,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 326 transitions. [2022-11-20 11:16:55,328 INFO L240 hiAutomatonCegarLoop]: Abstraction has 282 states and 326 transitions. [2022-11-20 11:16:55,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:16:55,329 INFO L428 stractBuchiCegarLoop]: Abstraction has 282 states and 326 transitions. [2022-11-20 11:16:55,329 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-11-20 11:16:55,329 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 282 states and 326 transitions. [2022-11-20 11:16:55,331 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 94 [2022-11-20 11:16:55,331 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:55,331 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:55,332 INFO L148 hiAutomatonCegarLoop]: 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, 1, 1] [2022-11-20 11:16:55,332 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:55,332 INFO L748 eck$LassoCheckResult]: Stem: 7016#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~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; 6989#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~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; 6940#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 6941#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 6899#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 6900#L211-1 assume { :end_inline_init_threads } true; 6990#L323-2 assume !false; 7076#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 7074#L272 assume !false; 7072#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 7070#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 7068#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 7066#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 7064#L252 assume 0 != eval_~tmp___1~0#1; 7062#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 7060#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 7057#L106 assume 0 == ~p_dw_pc~0; 7056#L117-1 assume !false; 7054#L118 assume !(0 == ~q_free~0); 7055#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~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;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 7162#L42 assume !(1 == ~p_dw_pc~0); 7159#L42-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 7157#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 7156#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 7154#L84 assume !(0 != immediate_notify_threads_~tmp~0#1); 7152#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 7151#L61 assume 1 == ~c_dr_pc~0; 7149#L62 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 7147#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 7144#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 7141#L92 assume !(0 != immediate_notify_threads_~tmp___0~0#1); 7138#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 7136#L117-1 assume !false; 7105#L118 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 7102#L138 assume { :end_inline_do_write_p } true; 7100#L257 [2022-11-20 11:16:55,333 INFO L750 eck$LassoCheckResult]: Loop: 7100#L257 assume 0 == ~c_dr_st~0;eval_~tmp___0~1#1 := eval_#t~nondet9#1;havoc eval_#t~nondet9#1; 6909#L276 assume !(0 != eval_~tmp___0~1#1); 6911#L272 assume !false; 7114#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 7112#L224 assume !(0 == ~p_dw_st~0); 7110#L228 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 7109#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 7108#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 7106#L252 assume 0 != eval_~tmp___1~0#1; 7103#L252-1 assume !(0 == ~p_dw_st~0); 7100#L257 [2022-11-20 11:16:55,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:55,333 INFO L85 PathProgramCache]: Analyzing trace with hash 1627602320, now seen corresponding path program 2 times [2022-11-20 11:16:55,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:55,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56071917] [2022-11-20 11:16:55,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:55,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:55,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:16:55,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:16:55,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:16:55,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56071917] [2022-11-20 11:16:55,414 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56071917] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:16:55,414 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:16:55,414 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-20 11:16:55,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87078137] [2022-11-20 11:16:55,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:16:55,415 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:16:55,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:55,416 INFO L85 PathProgramCache]: Analyzing trace with hash -934954508, now seen corresponding path program 1 times [2022-11-20 11:16:55,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:55,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904513043] [2022-11-20 11:16:55,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:55,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:55,420 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:55,423 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:55,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:16:55,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 11:16:55,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-11-20 11:16:55,484 INFO L87 Difference]: Start difference. First operand 282 states and 326 transitions. cyclomatic complexity: 48 Second operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:55,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:16:55,598 INFO L93 Difference]: Finished difference Result 454 states and 501 transitions. [2022-11-20 11:16:55,598 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 454 states and 501 transitions. [2022-11-20 11:16:55,602 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 180 [2022-11-20 11:16:55,604 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 454 states to 453 states and 500 transitions. [2022-11-20 11:16:55,605 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 348 [2022-11-20 11:16:55,605 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 348 [2022-11-20 11:16:55,605 INFO L73 IsDeterministic]: Start isDeterministic. Operand 453 states and 500 transitions. [2022-11-20 11:16:55,606 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:16:55,606 INFO L218 hiAutomatonCegarLoop]: Abstraction has 453 states and 500 transitions. [2022-11-20 11:16:55,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states and 500 transitions. [2022-11-20 11:16:55,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 298. [2022-11-20 11:16:55,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 298 states have (on average 1.1275167785234899) internal successors, (336), 297 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:55,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 336 transitions. [2022-11-20 11:16:55,613 INFO L240 hiAutomatonCegarLoop]: Abstraction has 298 states and 336 transitions. [2022-11-20 11:16:55,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 11:16:55,614 INFO L428 stractBuchiCegarLoop]: Abstraction has 298 states and 336 transitions. [2022-11-20 11:16:55,615 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-11-20 11:16:55,615 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 298 states and 336 transitions. [2022-11-20 11:16:55,618 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 112 [2022-11-20 11:16:55,618 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:55,619 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:55,621 INFO L148 hiAutomatonCegarLoop]: 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, 1, 1] [2022-11-20 11:16:55,622 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:16:55,622 INFO L748 eck$LassoCheckResult]: Stem: 7766#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~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; 7741#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~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; 7691#L356 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret11#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_init_threads } true; 7692#L206 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 7647#L206-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 7648#L211-1 assume { :end_inline_init_threads } true; 7742#L323-2 assume !false; 7821#L324 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret7#1, eval_#t~nondet8#1, eval_#t~nondet9#1, eval_~tmp~1#1, eval_~tmp___0~1#1, eval_~tmp___1~0#1;havoc eval_~tmp~1#1;havoc eval_~tmp___0~1#1;havoc eval_~tmp___1~0#1; 7820#L272 assume !false; 7819#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 7818#L224 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 7817#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 7816#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 7815#L252 assume 0 != eval_~tmp___1~0#1; 7814#L252-1 assume 0 == ~p_dw_st~0;eval_~tmp~1#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1; 7813#L261 assume 0 != eval_~tmp~1#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 7810#L106 assume 0 == ~p_dw_pc~0; 7809#L117-1 assume !false; 7808#L118 assume !(0 == ~q_free~0); 7767#L119 ~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~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;assume { :begin_inline_immediate_notify_threads } true;havoc immediate_notify_threads_#t~ret4#1, immediate_notify_threads_#t~ret5#1, immediate_notify_threads_~tmp~0#1, immediate_notify_threads_~tmp___0~0#1;havoc immediate_notify_threads_~tmp~0#1;havoc immediate_notify_threads_~tmp___0~0#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 7768#L42 assume !(1 == ~p_dw_pc~0); 7781#L42-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 7727#L53 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 7649#L54 immediate_notify_threads_#t~ret4#1 := is_do_write_p_triggered_#res#1;assume { :end_inline_is_do_write_p_triggered } true;immediate_notify_threads_~tmp~0#1 := immediate_notify_threads_#t~ret4#1;havoc immediate_notify_threads_#t~ret4#1; 7650#L84 assume !(0 != immediate_notify_threads_~tmp~0#1); 7763#L84-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 7920#L61 assume !(1 == ~c_dr_pc~0); 7919#L61-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 7918#L72 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 7917#L73 immediate_notify_threads_#t~ret5#1 := is_do_read_c_triggered_#res#1;assume { :end_inline_is_do_read_c_triggered } true;immediate_notify_threads_~tmp___0~0#1 := immediate_notify_threads_#t~ret5#1;havoc immediate_notify_threads_#t~ret5#1; 7914#L92 assume !(0 != immediate_notify_threads_~tmp___0~0#1); 7915#L92-2 assume { :end_inline_immediate_notify_threads } true;~q_write_ev~0 := 2; 7905#L117-1 assume !false; 7906#L118 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 7854#L138 assume { :end_inline_do_write_p } true; 7884#L257 [2022-11-20 11:16:55,622 INFO L750 eck$LassoCheckResult]: Loop: 7884#L257 assume 0 == ~c_dr_st~0;eval_~tmp___0~1#1 := eval_#t~nondet9#1;havoc eval_#t~nondet9#1; 7661#L276 assume !(0 != eval_~tmp___0~1#1); 7662#L272 assume !false; 7924#L248 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 7925#L224 assume !(0 == ~p_dw_st~0); 7907#L228 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 7908#L236 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 7890#L237 eval_#t~ret7#1 := exists_runnable_thread_#res#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret7#1;havoc eval_#t~ret7#1; 7891#L252 assume 0 != eval_~tmp___1~0#1; 7885#L252-1 assume !(0 == ~p_dw_st~0); 7884#L257 [2022-11-20 11:16:55,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:55,623 INFO L85 PathProgramCache]: Analyzing trace with hash -567716911, now seen corresponding path program 1 times [2022-11-20 11:16:55,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:55,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355613466] [2022-11-20 11:16:55,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:55,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:55,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:55,632 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:55,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:55,650 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:55,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:55,651 INFO L85 PathProgramCache]: Analyzing trace with hash -934954508, now seen corresponding path program 2 times [2022-11-20 11:16:55,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:55,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283906251] [2022-11-20 11:16:55,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:55,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:55,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:55,675 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:55,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2022-11-20 11:16:55,686 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:55,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:55,687 INFO L85 PathProgramCache]: Analyzing trace with hash -420181564, now seen corresponding path program 1 times [2022-11-20 11:16:55,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:55,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764424284] [2022-11-20 11:16:55,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:55,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:55,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:55,696 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:55,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:55,708 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:56,785 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:56,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:56,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 11:16:56 BoogieIcfgContainer [2022-11-20 11:16:56,897 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-20 11:16:56,897 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 11:16:56,897 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 11:16:56,898 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 11:16:56,898 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:16:39" (3/4) ... [2022-11-20 11:16:56,901 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2022-11-20 11:16:56,968 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 11:16:56,968 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 11:16:56,969 INFO L158 Benchmark]: Toolchain (without parser) took 18744.18ms. Allocated memory was 130.0MB in the beginning and 251.7MB in the end (delta: 121.6MB). Free memory was 65.5MB in the beginning and 124.7MB in the end (delta: -59.2MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2022-11-20 11:16:56,969 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 130.0MB. Free memory is still 98.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:16:56,970 INFO L158 Benchmark]: CACSL2BoogieTranslator took 380.13ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 65.3MB in the beginning and 138.0MB in the end (delta: -72.7MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2022-11-20 11:16:56,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.23ms. Allocated memory is still 174.1MB. Free memory was 138.0MB in the beginning and 135.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:16:56,971 INFO L158 Benchmark]: Boogie Preprocessor took 35.22ms. Allocated memory is still 174.1MB. Free memory was 135.9MB in the beginning and 133.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:16:56,971 INFO L158 Benchmark]: RCFGBuilder took 592.79ms. Allocated memory is still 174.1MB. Free memory was 133.8MB in the beginning and 117.7MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 11:16:56,972 INFO L158 Benchmark]: BuchiAutomizer took 17601.84ms. Allocated memory was 174.1MB in the beginning and 251.7MB in the end (delta: 77.6MB). Free memory was 117.7MB in the beginning and 128.9MB in the end (delta: -11.2MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2022-11-20 11:16:56,972 INFO L158 Benchmark]: Witness Printer took 71.17ms. Allocated memory is still 251.7MB. Free memory was 128.9MB in the beginning and 124.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 11:16:56,974 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 130.0MB. Free memory is still 98.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 380.13ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 65.3MB in the beginning and 138.0MB in the end (delta: -72.7MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.23ms. Allocated memory is still 174.1MB. Free memory was 138.0MB in the beginning and 135.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.22ms. Allocated memory is still 174.1MB. Free memory was 135.9MB in the beginning and 133.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 592.79ms. Allocated memory is still 174.1MB. Free memory was 133.8MB in the beginning and 117.7MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 17601.84ms. Allocated memory was 174.1MB in the beginning and 251.7MB in the end (delta: 77.6MB). Free memory was 117.7MB in the beginning and 128.9MB in the end (delta: -11.2MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Witness Printer took 71.17ms. Allocated memory is still 251.7MB. Free memory was 128.9MB in the beginning and 124.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 15 terminating modules (13 trivial, 2 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function q_free and consists of 6 locations. One deterministic module has affine ranking function -2 * c_dr_pc + 1 and consists of 4 locations. 13 modules have a trivial ranking function, the largest among these consists of 7 locations. The remainder module has 298 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 17.4s and 15 iterations. TraceHistogramMax:2. Analysis of lassos took 14.8s. Construction of modules took 0.4s. Büchi inclusion checks took 1.8s. Highest rank in rank-based complementation 3. Minimization of det autom 8. Minimization of nondet autom 7. Automata minimization 0.2s AutomataMinimizationTime, 15 MinimizatonAttempts, 1096 StatesRemovedByMinimization, 11 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 2/2 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2328 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2327 mSDsluCounter, 4428 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2413 mSDsCounter, 75 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 342 IncrementalHoareTripleChecker+Invalid, 417 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 75 mSolverCounterUnsat, 2015 mSDtfsCounter, 342 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI7 SFLT0 conc0 concLT1 SILN1 SILU0 SILI4 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital93 mio100 ax100 hnf100 lsp18 ukn92 mio100 lsp100 div100 bol100 ite100 ukn100 eq213 hnf86 smp100 dnf111 smp100 tf105 neg95 sie109 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 281ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 14 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.7s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 272]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L24] int q_buf_0 ; [L25] int q_free ; [L26] int q_read_ev ; [L27] int q_write_ev ; [L28] int p_num_write ; [L29] int p_last_write ; [L30] int p_dw_st ; [L31] int p_dw_pc ; [L32] int p_dw_i ; [L33] int c_num_read ; [L34] int c_last_read ; [L35] int c_dr_st ; [L36] int c_dr_pc ; [L37] int c_dr_i ; [L144] static int a_t ; VAL [a_t=0, c_dr_i=0, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=0, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=0, q_read_ev=0, q_write_ev=0] [L360] int __retres1 ; [L364] CALL init_model() [L346] q_free = 1 [L347] q_write_ev = 2 [L348] q_read_ev = q_write_ev [L349] p_num_write = 0 [L350] p_dw_pc = 0 [L351] p_dw_i = 1 [L352] c_num_read = 0 [L353] c_dr_pc = 0 [L354] c_dr_i = 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L364] RET init_model() [L365] CALL start_simulation() [L314] int kernel_st ; [L315] int tmp ; [L319] kernel_st = 0 [L320] CALL init_threads() [L206] COND TRUE (int )p_dw_i == 1 [L207] p_dw_st = 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L211] COND TRUE (int )c_dr_i == 1 [L212] c_dr_st = 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L320] RET init_threads() [L323] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L326] kernel_st = 1 [L327] CALL eval() [L241] int tmp ; [L242] int tmp___0 ; [L243] int tmp___1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L247] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L250] CALL, EXPR exists_runnable_thread() [L221] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L224] COND TRUE (int )p_dw_st == 0 [L225] __retres1 = 1 VAL [__retres1=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L237] return (__retres1); VAL [\result=1, __retres1=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L250] RET, EXPR exists_runnable_thread() [L250] tmp___1 = exists_runnable_thread() [L252] COND TRUE \read(tmp___1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2, tmp___1=1] [L257] COND TRUE (int )p_dw_st == 0 [L259] tmp = __VERIFIER_nondet_int() [L261] COND TRUE \read(tmp) [L263] p_dw_st = 1 [L264] CALL do_write_p() [L106] COND TRUE (int )p_dw_pc == 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L117] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L119] COND FALSE !((int )q_free == 0) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L129] q_buf_0 = __VERIFIER_nondet_int() [L130] p_last_write = q_buf_0 [L131] p_num_write += 1 [L132] q_free = 0 [L133] q_write_ev = 1 [L134] CALL immediate_notify_threads() [L77] int tmp ; [L78] int tmp___0 ; [L82] CALL, EXPR is_do_write_p_triggered() [L39] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1] [L42] COND FALSE !((int )p_dw_pc == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1] [L52] __retres1 = 0 VAL [__retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1] [L54] return (__retres1); VAL [\result=0, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1] [L82] RET, EXPR is_do_write_p_triggered() [L82] tmp = is_do_write_p_triggered() [L84] COND FALSE !(\read(tmp)) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1, tmp=0] [L90] CALL, EXPR is_do_read_c_triggered() [L58] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1] [L61] COND FALSE !((int )c_dr_pc == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1] [L71] __retres1 = 0 VAL [__retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1] [L73] return (__retres1); VAL [\result=0, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1] [L90] RET, EXPR is_do_read_c_triggered() [L90] tmp___0 = is_do_read_c_triggered() [L92] COND FALSE !(\read(tmp___0)) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1, tmp=0, tmp___0=0] [L134] RET immediate_notify_threads() [L135] q_write_ev = 2 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=2] [L117] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=2] [L119] COND TRUE (int )q_free == 0 [L120] p_dw_st = 2 [L121] p_dw_pc = 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=1, p_dw_st=2, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=2] [L264] RET do_write_p() Loop: [L272] COND TRUE (int )c_dr_st == 0 [L274] tmp___0 = __VERIFIER_nondet_int() [L276] COND FALSE !(\read(tmp___0)) [L247] COND TRUE 1 [L250] CALL, EXPR exists_runnable_thread() [L221] int __retres1 ; [L224] COND FALSE !((int )p_dw_st == 0) [L228] COND TRUE (int )c_dr_st == 0 [L229] __retres1 = 1 [L237] return (__retres1); [L250] RET, EXPR exists_runnable_thread() [L250] tmp___1 = exists_runnable_thread() [L252] COND TRUE \read(tmp___1) [L257] COND FALSE !((int )p_dw_st == 0) End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 272]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L24] int q_buf_0 ; [L25] int q_free ; [L26] int q_read_ev ; [L27] int q_write_ev ; [L28] int p_num_write ; [L29] int p_last_write ; [L30] int p_dw_st ; [L31] int p_dw_pc ; [L32] int p_dw_i ; [L33] int c_num_read ; [L34] int c_last_read ; [L35] int c_dr_st ; [L36] int c_dr_pc ; [L37] int c_dr_i ; [L144] static int a_t ; VAL [a_t=0, c_dr_i=0, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=0, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=0, q_read_ev=0, q_write_ev=0] [L360] int __retres1 ; [L364] CALL init_model() [L346] q_free = 1 [L347] q_write_ev = 2 [L348] q_read_ev = q_write_ev [L349] p_num_write = 0 [L350] p_dw_pc = 0 [L351] p_dw_i = 1 [L352] c_num_read = 0 [L353] c_dr_pc = 0 [L354] c_dr_i = 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L364] RET init_model() [L365] CALL start_simulation() [L314] int kernel_st ; [L315] int tmp ; [L319] kernel_st = 0 [L320] CALL init_threads() [L206] COND TRUE (int )p_dw_i == 1 [L207] p_dw_st = 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L211] COND TRUE (int )c_dr_i == 1 [L212] c_dr_st = 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L320] RET init_threads() [L323] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, kernel_st=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L326] kernel_st = 1 [L327] CALL eval() [L241] int tmp ; [L242] int tmp___0 ; [L243] int tmp___1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L247] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L250] CALL, EXPR exists_runnable_thread() [L221] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L224] COND TRUE (int )p_dw_st == 0 [L225] __retres1 = 1 VAL [__retres1=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L237] return (__retres1); VAL [\result=1, __retres1=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L250] RET, EXPR exists_runnable_thread() [L250] tmp___1 = exists_runnable_thread() [L252] COND TRUE \read(tmp___1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2, tmp___1=1] [L257] COND TRUE (int )p_dw_st == 0 [L259] tmp = __VERIFIER_nondet_int() [L261] COND TRUE \read(tmp) [L263] p_dw_st = 1 [L264] CALL do_write_p() [L106] COND TRUE (int )p_dw_pc == 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L117] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L119] COND FALSE !((int )q_free == 0) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_free=1, q_read_ev=2, q_write_ev=2] [L129] q_buf_0 = __VERIFIER_nondet_int() [L130] p_last_write = q_buf_0 [L131] p_num_write += 1 [L132] q_free = 0 [L133] q_write_ev = 1 [L134] CALL immediate_notify_threads() [L77] int tmp ; [L78] int tmp___0 ; [L82] CALL, EXPR is_do_write_p_triggered() [L39] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1] [L42] COND FALSE !((int )p_dw_pc == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1] [L52] __retres1 = 0 VAL [__retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1] [L54] return (__retres1); VAL [\result=0, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1] [L82] RET, EXPR is_do_write_p_triggered() [L82] tmp = is_do_write_p_triggered() [L84] COND FALSE !(\read(tmp)) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1, tmp=0] [L90] CALL, EXPR is_do_read_c_triggered() [L58] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1] [L61] COND FALSE !((int )c_dr_pc == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1] [L71] __retres1 = 0 VAL [__retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1] [L73] return (__retres1); VAL [\result=0, __retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1] [L90] RET, EXPR is_do_read_c_triggered() [L90] tmp___0 = is_do_read_c_triggered() [L92] COND FALSE !(\read(tmp___0)) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=1, tmp=0, tmp___0=0] [L134] RET immediate_notify_threads() [L135] q_write_ev = 2 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=2] [L117] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=2] [L119] COND TRUE (int )q_free == 0 [L120] p_dw_st = 2 [L121] p_dw_pc = 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=1, p_dw_st=2, p_last_write=5, p_num_write=1, q_buf_0=5, q_free=0, q_read_ev=2, q_write_ev=2] [L264] RET do_write_p() Loop: [L272] COND TRUE (int )c_dr_st == 0 [L274] tmp___0 = __VERIFIER_nondet_int() [L276] COND FALSE !(\read(tmp___0)) [L247] COND TRUE 1 [L250] CALL, EXPR exists_runnable_thread() [L221] int __retres1 ; [L224] COND FALSE !((int )p_dw_st == 0) [L228] COND TRUE (int )c_dr_st == 0 [L229] __retres1 = 1 [L237] return (__retres1); [L250] RET, EXPR exists_runnable_thread() [L250] tmp___1 = exists_runnable_thread() [L252] COND TRUE \read(tmp___1) [L257] COND FALSE !((int )p_dw_st == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2022-11-20 11:16:57,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a643410-1edb-41ee-a0a8-bb226c1501db/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)