./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-regression/test25-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 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_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-regression/test25-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8 --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 de251549242251e9f54823879039d01198e32edde0d5daa52ae9e52ec83fdcc8 --- 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-2329fc7 [2022-12-13 16:13:08,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 16:13:08,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 16:13:08,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 16:13:08,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 16:13:08,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 16:13:08,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 16:13:08,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 16:13:08,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 16:13:08,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 16:13:08,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 16:13:08,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 16:13:08,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 16:13:08,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 16:13:08,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 16:13:08,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 16:13:08,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 16:13:08,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 16:13:08,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 16:13:08,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 16:13:08,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 16:13:08,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 16:13:08,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 16:13:08,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 16:13:08,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 16:13:08,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 16:13:08,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 16:13:08,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 16:13:08,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 16:13:08,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 16:13:08,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 16:13:08,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 16:13:08,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 16:13:08,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 16:13:08,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 16:13:08,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 16:13:08,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 16:13:08,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 16:13:08,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 16:13:08,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 16:13:08,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 16:13:08,081 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-12-13 16:13:08,101 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 16:13:08,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 16:13:08,101 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 16:13:08,102 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 16:13:08,112 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 16:13:08,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 16:13:08,113 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 16:13:08,113 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 16:13:08,113 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 16:13:08,113 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 16:13:08,114 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 16:13:08,114 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 16:13:08,114 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 16:13:08,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 16:13:08,114 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 16:13:08,115 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 16:13:08,115 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 16:13:08,115 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 16:13:08,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 16:13:08,115 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 16:13:08,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 16:13:08,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 16:13:08,116 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 16:13:08,116 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 16:13:08,116 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 16:13:08,116 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 16:13:08,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 16:13:08,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 16:13:08,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 16:13:08,117 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 16:13:08,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 16:13:08,118 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 16:13:08,118 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_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de251549242251e9f54823879039d01198e32edde0d5daa52ae9e52ec83fdcc8 [2022-12-13 16:13:08,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 16:13:08,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 16:13:08,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 16:13:08,348 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 16:13:08,348 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 16:13:08,349 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-regression/test25-1.c [2022-12-13 16:13:10,906 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 16:13:11,059 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 16:13:11,060 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/sv-benchmarks/c/ldv-regression/test25-1.c [2022-12-13 16:13:11,064 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/data/2676dedaf/758818bc3d2e45beb89f120e0d9b6f06/FLAG225329730 [2022-12-13 16:13:11,469 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/data/2676dedaf/758818bc3d2e45beb89f120e0d9b6f06 [2022-12-13 16:13:11,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 16:13:11,471 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 16:13:11,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 16:13:11,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 16:13:11,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 16:13:11,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:13:11" (1/1) ... [2022-12-13 16:13:11,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65dddd1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:11, skipping insertion in model container [2022-12-13 16:13:11,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:13:11" (1/1) ... [2022-12-13 16:13:11,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 16:13:11,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:13:11,596 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_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/sv-benchmarks/c/ldv-regression/test25-1.c[936,949] [2022-12-13 16:13:11,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:13:11,605 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 16:13:11,617 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_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/sv-benchmarks/c/ldv-regression/test25-1.c[936,949] [2022-12-13 16:13:11,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:13:11,627 INFO L208 MainTranslator]: Completed translation [2022-12-13 16:13:11,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:11 WrapperNode [2022-12-13 16:13:11,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 16:13:11,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 16:13:11,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 16:13:11,629 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 16:13:11,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:11" (1/1) ... [2022-12-13 16:13:11,639 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:11" (1/1) ... [2022-12-13 16:13:11,652 INFO L138 Inliner]: procedures = 16, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2022-12-13 16:13:11,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 16:13:11,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 16:13:11,653 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 16:13:11,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 16:13:11,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:11" (1/1) ... [2022-12-13 16:13:11,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:11" (1/1) ... [2022-12-13 16:13:11,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:11" (1/1) ... [2022-12-13 16:13:11,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:11" (1/1) ... [2022-12-13 16:13:11,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:11" (1/1) ... [2022-12-13 16:13:11,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:11" (1/1) ... [2022-12-13 16:13:11,669 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:11" (1/1) ... [2022-12-13 16:13:11,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:11" (1/1) ... [2022-12-13 16:13:11,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 16:13:11,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 16:13:11,672 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 16:13:11,672 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 16:13:11,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:11" (1/1) ... [2022-12-13 16:13:11,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:11,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:11,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:11,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 16:13:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 16:13:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 16:13:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 16:13:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 16:13:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 16:13:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 16:13:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 16:13:11,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 16:13:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 16:13:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 16:13:11,786 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 16:13:11,787 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 16:13:11,895 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 16:13:11,899 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 16:13:11,899 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 16:13:11,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:13:11 BoogieIcfgContainer [2022-12-13 16:13:11,901 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 16:13:11,901 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 16:13:11,901 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 16:13:11,904 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 16:13:11,905 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 16:13:11,905 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 04:13:11" (1/3) ... [2022-12-13 16:13:11,905 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@aecce87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 04:13:11, skipping insertion in model container [2022-12-13 16:13:11,905 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 16:13:11,906 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:13:11" (2/3) ... [2022-12-13 16:13:11,906 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@aecce87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 04:13:11, skipping insertion in model container [2022-12-13 16:13:11,906 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 16:13:11,906 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:13:11" (3/3) ... [2022-12-13 16:13:11,907 INFO L332 chiAutomizerObserver]: Analyzing ICFG test25-1.c [2022-12-13 16:13:11,944 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 16:13:11,944 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 16:13:11,944 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 16:13:11,944 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 16:13:11,944 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 16:13:11,944 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 16:13:11,944 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 16:13:11,944 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 16:13:11,947 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 16:13:11,959 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 16:13:11,959 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 16:13:11,959 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 16:13:11,962 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 16:13:11,963 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 16:13:11,963 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 16:13:11,963 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 16:13:11,964 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-12-13 16:13:11,964 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 16:13:11,964 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 16:13:11,964 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 16:13:11,964 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 16:13:11,970 INFO L748 eck$LassoCheckResult]: Stem: 12#$Ultimate##0true 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(11, 2);call #Ultimate.allocInit(12, 3); 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~post7#1, main_~j~0#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1, main_#t~mem13#1, main_#t~pre15#1, main_#t~mem14#1, main_#t~ret16#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#array~0#1.base, main_~#array~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#array~0#1.base, main_~#array~0#1.offset := #Ultimate.allocOnStack(80);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;main_~i~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;main_~j~0#1 := 0; 15#L26-3true [2022-12-13 16:13:11,971 INFO L750 eck$LassoCheckResult]: Loop: 15#L26-3true assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 10#L26-2true main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 15#L26-3true [2022-12-13 16:13:11,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:13:11,975 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-12-13 16:13:11,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:13:11,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934090095] [2022-12-13 16:13:11,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:13:11,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:13:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:12,060 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:13:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:12,088 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:13:12,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:13:12,090 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2022-12-13 16:13:12,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:13:12,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076647316] [2022-12-13 16:13:12,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:13:12,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:13:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:12,106 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:13:12,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:12,115 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:13:12,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:13:12,117 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2022-12-13 16:13:12,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:13:12,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051453686] [2022-12-13 16:13:12,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:13:12,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:13:12,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:12,144 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:13:12,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:12,160 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:13:12,685 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 16:13:12,686 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 16:13:12,686 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 16:13:12,686 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 16:13:12,686 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 16:13:12,686 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:12,686 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 16:13:12,687 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 16:13:12,687 INFO L133 ssoRankerPreferences]: Filename of dumped script: test25-1.c_Iteration1_Lasso [2022-12-13 16:13:12,687 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 16:13:12,687 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 16:13:12,705 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,716 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,718 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,720 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,723 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,725 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,726 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,728 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,730 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,732 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,734 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,965 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,967 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,969 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,971 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,972 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,974 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,976 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:12,977 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:13:13,195 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 16:13:13,198 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 16:13:13,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,201 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 16:13:13,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,218 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:13:13,218 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:13:13,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 16:13:13,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,228 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 16:13:13,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:13:13,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,242 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,242 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:13:13,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:13:13,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-12-13 16:13:13,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,248 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 16:13:13,250 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 [2022-12-13 16:13:13,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:13:13,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,261 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:13:13,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:13:13,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-12-13 16:13:13,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,266 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 16:13:13,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,281 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:13:13,281 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:13:13,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-12-13 16:13:13,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,288 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 16:13:13,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:13:13,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,301 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:13:13,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:13:13,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-12-13 16:13:13,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,306 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 16:13:13,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:13:13,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:13:13,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:13:13,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-12-13 16:13:13,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,325 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 16:13:13,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:13:13,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,338 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:13:13,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:13:13,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-12-13 16:13:13,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,344 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 16:13:13,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:13:13,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,357 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:13:13,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:13:13,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-12-13 16:13:13,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,362 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 16:13:13,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,374 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,377 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:13:13,377 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:13:13,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-12-13 16:13:13,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,384 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 16:13:13,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:13:13,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,397 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:13:13,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:13:13,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-12-13 16:13:13,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,402 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-12-13 16:13:13,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,421 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:13:13,421 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:13:13,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-12-13 16:13:13,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,429 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-12-13 16:13:13,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,443 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:13:13,443 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:13:13,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-12-13 16:13:13,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,450 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-12-13 16:13:13,452 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 [2022-12-13 16:13:13,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,464 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:13:13,464 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:13:13,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-12-13 16:13:13,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,471 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-12-13 16:13:13,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:13:13,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,483 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,484 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:13:13,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:13:13,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-12-13 16:13:13,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,488 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-12-13 16:13:13,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,503 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:13:13,503 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:13:13,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-12-13 16:13:13,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,510 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-12-13 16:13:13,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,524 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:13:13,524 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:13:13,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-12-13 16:13:13,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,531 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-12-13 16:13:13,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,546 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:13:13,546 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:13:13,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-12-13 16:13:13,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,552 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-12-13 16:13:13,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:13:13,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,565 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:13:13,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:13:13,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-12-13 16:13:13,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,570 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-12-13 16:13:13,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,585 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:13:13,585 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:13:13,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-12-13 16:13:13,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,592 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-12-13 16:13:13,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,606 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:13:13,606 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:13:13,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-12-13 16:13:13,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,613 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-12-13 16:13:13,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:13:13,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:13:13,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:13:13,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-12-13 16:13:13,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,631 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-12-13 16:13:13,633 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 [2022-12-13 16:13:13,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,644 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:13:13,644 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:13:13,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-12-13 16:13:13,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,651 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-12-13 16:13:13,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:13:13,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,664 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:13:13,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:13:13,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-12-13 16:13:13,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,668 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-12-13 16:13:13,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:13:13,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,681 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,681 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:13:13,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:13:13,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-12-13 16:13:13,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,686 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-12-13 16:13:13,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:13:13,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,699 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:13:13,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:13:13,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-12-13 16:13:13,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,703 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-12-13 16:13:13,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:13:13,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,716 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:13:13,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:13:13,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-12-13 16:13:13,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,721 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-12-13 16:13:13,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:13:13,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,735 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:13:13,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:13:13,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-12-13 16:13:13,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,739 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-12-13 16:13:13,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,753 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:13:13,753 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:13:13,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-12-13 16:13:13,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,759 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-12-13 16:13:13,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,771 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,772 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:13:13,772 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:13:13,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:13:13,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-12-13 16:13:13,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,780 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-12-13 16:13:13,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:13:13,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:13:13,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:13:13,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:13:13,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:13:13,795 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:13:13,795 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:13:13,803 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 16:13:13,826 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2022-12-13 16:13:13,826 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2022-12-13 16:13:13,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:13:13,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:13,853 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:13:13,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-12-13 16:13:13,854 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 16:13:13,866 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 16:13:13,866 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 16:13:13,867 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, v_rep(select #length ULTIMATE.start_main_~#array~0#1.base)_1) = -16*ULTIMATE.start_main_~j~0#1 + 19*v_rep(select #length ULTIMATE.start_main_~#array~0#1.base)_1 Supporting invariants [] [2022-12-13 16:13:13,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-12-13 16:13:13,914 INFO L156 tatePredicateManager]: 13 out of 13 supporting invariants were superfluous and have been removed [2022-12-13 16:13:13,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:13:13,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:13:13,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 16:13:13,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:13:13,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:13:13,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 16:13:13,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:13:13,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:13:14,014 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-12-13 16:13:14,015 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 16:13:14,064 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 39 states and 56 transitions. Complement of second has 8 states. [2022-12-13 16:13:14,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-12-13 16:13:14,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 16:13:14,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 35 transitions. [2022-12-13 16:13:14,072 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 2 letters. Loop has 2 letters. [2022-12-13 16:13:14,072 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 16:13:14,072 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 4 letters. Loop has 2 letters. [2022-12-13 16:13:14,073 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 16:13:14,073 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 2 letters. Loop has 4 letters. [2022-12-13 16:13:14,073 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 16:13:14,073 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 56 transitions. [2022-12-13 16:13:14,076 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 16:13:14,079 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 9 states and 11 transitions. [2022-12-13 16:13:14,080 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2022-12-13 16:13:14,080 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2022-12-13 16:13:14,080 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2022-12-13 16:13:14,081 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 16:13:14,081 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2022-12-13 16:13:14,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2022-12-13 16:13:14,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2022-12-13 16:13:14,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 16:13:14,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2022-12-13 16:13:14,099 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2022-12-13 16:13:14,099 INFO L428 stractBuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2022-12-13 16:13:14,099 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 16:13:14,099 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 11 transitions. [2022-12-13 16:13:14,100 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 16:13:14,100 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 16:13:14,100 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 16:13:14,100 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-12-13 16:13:14,100 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 16:13:14,101 INFO L748 eck$LassoCheckResult]: Stem: 151#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3); 152#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~post7#1, main_~j~0#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1, main_#t~mem13#1, main_#t~pre15#1, main_#t~mem14#1, main_#t~ret16#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#array~0#1.base, main_~#array~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#array~0#1.base, main_~#array~0#1.offset := #Ultimate.allocOnStack(80);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;main_~i~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;main_~j~0#1 := 0; 154#L26-3 assume !(main_~j~0#1 < 10); 148#L26-4 assume main_~i~0#1 >= 0 && main_~i~0#1 < 9;call write~$Pointer$(main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~i~0#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_#t~mem10#1.base, 4 + main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset;call main_#t~mem11#1.base, main_#t~mem11#1.offset := read~$Pointer$(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem12#1 := read~int(main_#t~mem11#1.base, 4 + main_#t~mem11#1.offset, 4); 146#L34 assume main_#t~mem12#1 > 0;havoc main_#t~mem11#1.base, main_#t~mem11#1.offset;havoc main_#t~mem12#1;call main_#t~mem13#1 := read~int(main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~i~0#1), 4);main_~i~0#1 := main_#t~mem13#1 - 10;havoc main_#t~mem13#1; 147#L36-3 [2022-12-13 16:13:14,101 INFO L750 eck$LassoCheckResult]: Loop: 147#L36-3 call main_#t~mem14#1 := read~int(main_~pa~0#1.base, main_~pa~0#1.offset, 4); 153#L36-1 assume !!(main_~i~0#1 < main_#t~mem14#1);havoc main_#t~mem14#1;main_#t~pre15#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre15#1; 147#L36-3 [2022-12-13 16:13:14,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:13:14,102 INFO L85 PathProgramCache]: Analyzing trace with hash 28697000, now seen corresponding path program 1 times [2022-12-13 16:13:14,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:13:14,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247166382] [2022-12-13 16:13:14,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:13:14,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:13:14,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:13:14,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:13:14,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:13:14,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247166382] [2022-12-13 16:13:14,179 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247166382] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:13:14,179 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:13:14,179 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:13:14,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75945327] [2022-12-13 16:13:14,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:13:14,181 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 16:13:14,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:13:14,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 1 times [2022-12-13 16:13:14,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:13:14,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612517768] [2022-12-13 16:13:14,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:13:14,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:13:14,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:14,188 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:13:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:14,193 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:13:14,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:13:14,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:13:14,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:13:14,220 INFO L87 Difference]: Start difference. First operand 9 states and 11 transitions. cyclomatic complexity: 4 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 16:13:14,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:13:14,230 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2022-12-13 16:13:14,230 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 11 transitions. [2022-12-13 16:13:14,231 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 16:13:14,231 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 10 states and 11 transitions. [2022-12-13 16:13:14,231 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2022-12-13 16:13:14,231 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2022-12-13 16:13:14,231 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 11 transitions. [2022-12-13 16:13:14,232 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 16:13:14,232 INFO L218 hiAutomatonCegarLoop]: Abstraction has 10 states and 11 transitions. [2022-12-13 16:13:14,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 11 transitions. [2022-12-13 16:13:14,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2022-12-13 16:13:14,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 16:13:14,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 10 transitions. [2022-12-13 16:13:14,233 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 10 transitions. [2022-12-13 16:13:14,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:13:14,234 INFO L428 stractBuchiCegarLoop]: Abstraction has 9 states and 10 transitions. [2022-12-13 16:13:14,234 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 16:13:14,234 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 10 transitions. [2022-12-13 16:13:14,235 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 16:13:14,235 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 16:13:14,235 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 16:13:14,235 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:13:14,235 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 16:13:14,235 INFO L748 eck$LassoCheckResult]: Stem: 176#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3); 177#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~post7#1, main_~j~0#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1, main_#t~mem13#1, main_#t~pre15#1, main_#t~mem14#1, main_#t~ret16#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#array~0#1.base, main_~#array~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#array~0#1.base, main_~#array~0#1.offset := #Ultimate.allocOnStack(80);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;main_~i~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;main_~j~0#1 := 0; 179#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 173#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 174#L26-3 assume !(main_~j~0#1 < 10); 175#L26-4 assume main_~i~0#1 >= 0 && main_~i~0#1 < 9;call write~$Pointer$(main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~i~0#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_#t~mem10#1.base, 4 + main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset;call main_#t~mem11#1.base, main_#t~mem11#1.offset := read~$Pointer$(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem12#1 := read~int(main_#t~mem11#1.base, 4 + main_#t~mem11#1.offset, 4); 171#L34 assume main_#t~mem12#1 > 0;havoc main_#t~mem11#1.base, main_#t~mem11#1.offset;havoc main_#t~mem12#1;call main_#t~mem13#1 := read~int(main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~i~0#1), 4);main_~i~0#1 := main_#t~mem13#1 - 10;havoc main_#t~mem13#1; 172#L36-3 [2022-12-13 16:13:14,235 INFO L750 eck$LassoCheckResult]: Loop: 172#L36-3 call main_#t~mem14#1 := read~int(main_~pa~0#1.base, main_~pa~0#1.offset, 4); 178#L36-1 assume !!(main_~i~0#1 < main_#t~mem14#1);havoc main_#t~mem14#1;main_#t~pre15#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre15#1; 172#L36-3 [2022-12-13 16:13:14,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:13:14,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1809669606, now seen corresponding path program 1 times [2022-12-13 16:13:14,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:13:14,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480470995] [2022-12-13 16:13:14,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:13:14,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:13:14,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:13:14,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:13:14,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:13:14,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480470995] [2022-12-13 16:13:14,303 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480470995] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 16:13:14,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [681737826] [2022-12-13 16:13:14,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:13:14,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:13:14,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:14,304 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:13:14,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2022-12-13 16:13:14,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:13:14,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 16:13:14,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:13:14,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:13:14,363 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 16:13:14,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:13:14,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [681737826] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 16:13:14,376 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 16:13:14,376 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-12-13 16:13:14,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840405403] [2022-12-13 16:13:14,377 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 16:13:14,377 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 16:13:14,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:13:14,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 2 times [2022-12-13 16:13:14,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:13:14,378 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804304786] [2022-12-13 16:13:14,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:13:14,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:13:14,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:14,381 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:13:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:14,386 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:13:14,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:13:14,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 16:13:14,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-12-13 16:13:14,407 INFO L87 Difference]: Start difference. First operand 9 states and 10 transitions. cyclomatic complexity: 3 Second operand has 7 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 16:13:14,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:13:14,429 INFO L93 Difference]: Finished difference Result 15 states and 16 transitions. [2022-12-13 16:13:14,429 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 16 transitions. [2022-12-13 16:13:14,430 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 16:13:14,430 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 15 states and 16 transitions. [2022-12-13 16:13:14,430 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2022-12-13 16:13:14,431 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2022-12-13 16:13:14,431 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 16 transitions. [2022-12-13 16:13:14,431 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 16:13:14,431 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 16 transitions. [2022-12-13 16:13:14,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 16 transitions. [2022-12-13 16:13:14,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-12-13 16:13:14,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 14 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) [2022-12-13 16:13:14,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2022-12-13 16:13:14,432 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 16 transitions. [2022-12-13 16:13:14,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 16:13:14,433 INFO L428 stractBuchiCegarLoop]: Abstraction has 15 states and 16 transitions. [2022-12-13 16:13:14,434 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-12-13 16:13:14,434 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 16 transitions. [2022-12-13 16:13:14,434 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 16:13:14,434 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 16:13:14,434 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 16:13:14,435 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1, 1] [2022-12-13 16:13:14,435 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 16:13:14,435 INFO L748 eck$LassoCheckResult]: Stem: 246#$Ultimate##0 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(11, 2);call #Ultimate.allocInit(12, 3); 247#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~post7#1, main_~j~0#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1, main_#t~mem13#1, main_#t~pre15#1, main_#t~mem14#1, main_#t~ret16#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#array~0#1.base, main_~#array~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#array~0#1.base, main_~#array~0#1.offset := #Ultimate.allocOnStack(80);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;main_~i~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;main_~j~0#1 := 0; 249#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 250#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 251#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 243#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 244#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 255#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 254#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 253#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 252#L26-3 assume !(main_~j~0#1 < 10); 245#L26-4 assume main_~i~0#1 >= 0 && main_~i~0#1 < 9;call write~$Pointer$(main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~i~0#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_#t~mem10#1.base, 4 + main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset;call main_#t~mem11#1.base, main_#t~mem11#1.offset := read~$Pointer$(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem12#1 := read~int(main_#t~mem11#1.base, 4 + main_#t~mem11#1.offset, 4); 241#L34 assume main_#t~mem12#1 > 0;havoc main_#t~mem11#1.base, main_#t~mem11#1.offset;havoc main_#t~mem12#1;call main_#t~mem13#1 := read~int(main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~i~0#1), 4);main_~i~0#1 := main_#t~mem13#1 - 10;havoc main_#t~mem13#1; 242#L36-3 [2022-12-13 16:13:14,435 INFO L750 eck$LassoCheckResult]: Loop: 242#L36-3 call main_#t~mem14#1 := read~int(main_~pa~0#1.base, main_~pa~0#1.offset, 4); 248#L36-1 assume !!(main_~i~0#1 < main_#t~mem14#1);havoc main_#t~mem14#1;main_#t~pre15#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre15#1; 242#L36-3 [2022-12-13 16:13:14,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:13:14,436 INFO L85 PathProgramCache]: Analyzing trace with hash 82232736, now seen corresponding path program 2 times [2022-12-13 16:13:14,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:13:14,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340388597] [2022-12-13 16:13:14,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:13:14,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:13:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:13:14,581 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:13:14,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:13:14,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340388597] [2022-12-13 16:13:14,582 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340388597] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 16:13:14,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1157367751] [2022-12-13 16:13:14,582 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 16:13:14,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:13:14,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:13:14,583 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:13:14,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2022-12-13 16:13:14,650 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 16:13:14,651 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 16:13:14,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 16:13:14,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:13:14,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0115e4ee-3ed8-4fb9-8cc7-993547e1b5cb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-12-13 16:13:14,680 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:13:14,681 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 16:13:14,725 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:13:14,726 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1157367751] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 16:13:14,726 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 16:13:14,726 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2022-12-13 16:13:14,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740926553] [2022-12-13 16:13:14,726 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 16:13:14,726 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 16:13:14,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:13:14,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 3 times [2022-12-13 16:13:14,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:13:14,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211201459] [2022-12-13 16:13:14,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:13:14,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:13:14,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:14,730 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:13:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:14,732 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:13:14,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:13:14,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-13 16:13:14,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-12-13 16:13:14,759 INFO L87 Difference]: Start difference. First operand 15 states and 16 transitions. cyclomatic complexity: 3 Second operand has 13 states, 13 states have (on average 2.0) internal successors, (26), 13 states have internal predecessors, (26), 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) [2022-12-13 16:13:14,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:13:14,800 INFO L93 Difference]: Finished difference Result 27 states and 28 transitions. [2022-12-13 16:13:14,800 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 28 transitions. [2022-12-13 16:13:14,801 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 16:13:14,801 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 27 states and 28 transitions. [2022-12-13 16:13:14,801 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2022-12-13 16:13:14,801 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2022-12-13 16:13:14,801 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 28 transitions. [2022-12-13 16:13:14,802 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 16:13:14,802 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 28 transitions. [2022-12-13 16:13:14,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 28 transitions. [2022-12-13 16:13:14,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2022-12-13 16:13:14,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.037037037037037) internal successors, (28), 26 states have internal predecessors, (28), 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) [2022-12-13 16:13:14,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2022-12-13 16:13:14,804 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27 states and 28 transitions. [2022-12-13 16:13:14,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 16:13:14,805 INFO L428 stractBuchiCegarLoop]: Abstraction has 27 states and 28 transitions. [2022-12-13 16:13:14,805 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-12-13 16:13:14,805 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 28 transitions. [2022-12-13 16:13:14,806 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 16:13:14,806 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 16:13:14,806 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 16:13:14,806 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 10, 1, 1, 1, 1, 1] [2022-12-13 16:13:14,806 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 16:13:14,806 INFO L748 eck$LassoCheckResult]: Stem: 376#$Ultimate##0 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(11, 2);call #Ultimate.allocInit(12, 3); 377#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~post7#1, main_~j~0#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1, main_#t~mem13#1, main_#t~pre15#1, main_#t~mem14#1, main_#t~ret16#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#array~0#1.base, main_~#array~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#array~0#1.base, main_~#array~0#1.offset := #Ultimate.allocOnStack(80);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;main_~i~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;main_~j~0#1 := 0; 379#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 380#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 381#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 373#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 374#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 397#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 396#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 395#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 394#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 393#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 392#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 391#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 390#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 389#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 388#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 387#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 386#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 385#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 384#L26-3 assume !!(main_~j~0#1 < 10);call write~int(main_#t~nondet8#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet8#1;call write~int(main_#t~nondet9#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet9#1; 383#L26-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 382#L26-3 assume !(main_~j~0#1 < 10); 375#L26-4 assume main_~i~0#1 >= 0 && main_~i~0#1 < 9;call write~$Pointer$(main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~i~0#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_#t~mem10#1.base, 4 + main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset;call main_#t~mem11#1.base, main_#t~mem11#1.offset := read~$Pointer$(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem12#1 := read~int(main_#t~mem11#1.base, 4 + main_#t~mem11#1.offset, 4); 371#L34 assume main_#t~mem12#1 > 0;havoc main_#t~mem11#1.base, main_#t~mem11#1.offset;havoc main_#t~mem12#1;call main_#t~mem13#1 := read~int(main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~i~0#1), 4);main_~i~0#1 := main_#t~mem13#1 - 10;havoc main_#t~mem13#1; 372#L36-3 [2022-12-13 16:13:14,807 INFO L750 eck$LassoCheckResult]: Loop: 372#L36-3 call main_#t~mem14#1 := read~int(main_~pa~0#1.base, main_~pa~0#1.offset, 4); 378#L36-1 assume !!(main_~i~0#1 < main_#t~mem14#1);havoc main_#t~mem14#1;main_#t~pre15#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre15#1; 372#L36-3 [2022-12-13 16:13:14,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:13:14,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1520933524, now seen corresponding path program 3 times [2022-12-13 16:13:14,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:13:14,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730041755] [2022-12-13 16:13:14,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:13:14,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:13:14,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:14,855 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:13:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:14,933 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:13:14,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:13:14,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 4 times [2022-12-13 16:13:14,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:13:14,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967752173] [2022-12-13 16:13:14,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:13:14,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:13:14,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:14,936 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:13:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:14,938 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:13:14,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:13:14,939 INFO L85 PathProgramCache]: Analyzing trace with hash 1328236761, now seen corresponding path program 1 times [2022-12-13 16:13:14,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:13:14,939 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6410586] [2022-12-13 16:13:14,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:13:14,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:13:14,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:14,974 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:13:14,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:13:14,997 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace