./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b91dcc12f43fdd03af0529f07bf7885945925554291ddde3b9ca40d8f32b93c1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 09:29:45,991 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 09:29:45,994 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 09:29:46,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 09:29:46,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 09:29:46,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 09:29:46,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 09:29:46,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 09:29:46,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 09:29:46,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 09:29:46,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 09:29:46,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 09:29:46,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 09:29:46,060 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 09:29:46,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 09:29:46,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 09:29:46,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 09:29:46,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 09:29:46,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 09:29:46,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 09:29:46,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 09:29:46,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 09:29:46,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 09:29:46,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 09:29:46,095 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 09:29:46,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 09:29:46,096 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 09:29:46,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 09:29:46,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 09:29:46,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 09:29:46,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 09:29:46,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 09:29:46,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 09:29:46,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 09:29:46,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 09:29:46,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 09:29:46,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 09:29:46,107 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 09:29:46,107 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 09:29:46,111 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 09:29:46,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 09:29:46,113 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-20 09:29:46,161 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 09:29:46,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 09:29:46,162 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 09:29:46,162 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 09:29:46,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 09:29:46,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 09:29:46,164 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 09:29:46,164 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 09:29:46,164 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 09:29:46,165 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 09:29:46,166 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 09:29:46,166 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 09:29:46,166 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 09:29:46,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 09:29:46,166 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 09:29:46,167 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 09:29:46,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 09:29:46,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 09:29:46,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 09:29:46,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 09:29:46,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 09:29:46,168 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 09:29:46,168 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 09:29:46,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 09:29:46,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 09:29:46,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 09:29:46,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 09:29:46,169 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 09:29:46,171 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 09:29:46,171 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_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b91dcc12f43fdd03af0529f07bf7885945925554291ddde3b9ca40d8f32b93c1 [2022-11-20 09:29:46,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 09:29:46,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 09:29:46,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 09:29:46,544 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 09:29:46,545 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 09:29:46,546 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex2.i [2022-11-20 09:29:49,558 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 09:29:49,752 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 09:29:49,753 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex2.i [2022-11-20 09:29:49,760 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/data/eaff6bfea/788b32bf584a4d0f81ecde4ac8d99c91/FLAG8807d6ce1 [2022-11-20 09:29:49,788 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/data/eaff6bfea/788b32bf584a4d0f81ecde4ac8d99c91 [2022-11-20 09:29:49,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 09:29:49,791 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 09:29:49,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 09:29:49,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 09:29:49,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 09:29:49,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:29:49" (1/1) ... [2022-11-20 09:29:49,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c7cfa1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:49, skipping insertion in model container [2022-11-20 09:29:49,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:29:49" (1/1) ... [2022-11-20 09:29:49,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 09:29:49,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 09:29:50,037 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:29:50,049 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 09:29:50,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:29:50,071 INFO L208 MainTranslator]: Completed translation [2022-11-20 09:29:50,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:50 WrapperNode [2022-11-20 09:29:50,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 09:29:50,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 09:29:50,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 09:29:50,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 09:29:50,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:50" (1/1) ... [2022-11-20 09:29:50,091 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:50" (1/1) ... [2022-11-20 09:29:50,109 INFO L138 Inliner]: procedures = 11, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2022-11-20 09:29:50,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 09:29:50,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 09:29:50,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 09:29:50,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 09:29:50,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:50" (1/1) ... [2022-11-20 09:29:50,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:50" (1/1) ... [2022-11-20 09:29:50,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:50" (1/1) ... [2022-11-20 09:29:50,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:50" (1/1) ... [2022-11-20 09:29:50,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:50" (1/1) ... [2022-11-20 09:29:50,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:50" (1/1) ... [2022-11-20 09:29:50,152 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:50" (1/1) ... [2022-11-20 09:29:50,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:50" (1/1) ... [2022-11-20 09:29:50,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 09:29:50,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 09:29:50,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 09:29:50,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 09:29:50,163 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:50" (1/1) ... [2022-11-20 09:29:50,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:29:50,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:29:50,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:29:50,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 09:29:50,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 09:29:50,247 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2022-11-20 09:29:50,247 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2022-11-20 09:29:50,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 09:29:50,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 09:29:50,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 09:29:50,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 09:29:50,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 09:29:50,340 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 09:29:50,342 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 09:29:50,543 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 09:29:50,564 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 09:29:50,564 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 09:29:50,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:29:50 BoogieIcfgContainer [2022-11-20 09:29:50,567 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 09:29:50,568 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 09:29:50,568 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 09:29:50,572 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 09:29:50,573 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 09:29:50,573 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 09:29:49" (1/3) ... [2022-11-20 09:29:50,574 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@489c46ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 09:29:50, skipping insertion in model container [2022-11-20 09:29:50,574 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 09:29:50,574 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:29:50" (2/3) ... [2022-11-20 09:29:50,575 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@489c46ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 09:29:50, skipping insertion in model container [2022-11-20 09:29:50,575 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 09:29:50,575 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:29:50" (3/3) ... [2022-11-20 09:29:50,576 INFO L332 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex2.i [2022-11-20 09:29:50,663 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 09:29:50,663 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 09:29:50,663 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 09:29:50,664 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 09:29:50,664 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 09:29:50,664 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 09:29:50,664 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 09:29:50,665 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 09:29:50,682 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 09:29:50,708 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-11-20 09:29:50,708 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 09:29:50,709 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 09:29:50,716 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 09:29:50,716 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:29:50,717 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 09:29:50,717 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 09:29:50,720 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-11-20 09:29:50,720 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 09:29:50,720 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 09:29:50,722 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 09:29:50,722 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:29:50,730 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~nondet8#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~op~0#1.base, main_~op~0#1.offset, main_#t~mem9#1, main_~ip~0#1.base, main_~ip~0#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnHeap(4);main_~ip~0#1.base, main_~ip~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call write~int(main_#t~nondet8#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~nondet8#1; 11#L23-3true [2022-11-20 09:29:50,731 INFO L750 eck$LassoCheckResult]: Loop: 11#L23-3true call main_#t~mem9#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 8#L23-1true assume !!(main_#t~mem9#1 > 1);havoc main_#t~mem9#1;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnHeap(4);main_~op~0#1.base, main_~op~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~mem11#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4);call write~int(main_#t~mem11#1, main_~op~0#1.base, main_~op~0#1.offset, 4);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 6#L26true call main_#t~ret12#1 := rec(main_~op~0#1.base, main_~op~0#1.offset, main_~ip~0#1.base, main_~ip~0#1.offset);< 10#recENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 9#L9true assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~p.base, ~p.offset, 4);~pv~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~p.base, ~p.offset);call ULTIMATE.dealloc(~up.base, ~up.offset);#res := ~pv~0; 14#recFINALtrue assume true; 12#recEXITtrue >#31#return; 4#L26-1true call write~int(main_#t~mem13#1 + main_#t~ret12#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1; 11#L23-3true [2022-11-20 09:29:50,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:29:50,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 1 times [2022-11-20 09:29:50,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:29:50,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975559849] [2022-11-20 09:29:50,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:29:50,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:29:50,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:29:50,893 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 09:29:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:29:50,937 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 09:29:50,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:29:50,941 INFO L85 PathProgramCache]: Analyzing trace with hash -5927165, now seen corresponding path program 1 times [2022-11-20 09:29:50,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:29:50,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083021482] [2022-11-20 09:29:50,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:29:50,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:29:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:29:51,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 09:29:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:29:51,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:29:51,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 09:29:51,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083021482] [2022-11-20 09:29:51,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083021482] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 09:29:51,587 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 09:29:51,587 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-20 09:29:51,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246145335] [2022-11-20 09:29:51,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 09:29:51,594 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 09:29:51,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 09:29:51,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 09:29:51,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-20 09:29:51,636 INFO L87 Difference]: Start difference. First operand has 15 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 7 states, 6 states have (on average 1.0) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 09:29:51,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:29:51,796 INFO L93 Difference]: Finished difference Result 17 states and 19 transitions. [2022-11-20 09:29:51,798 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 19 transitions. [2022-11-20 09:29:51,803 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-11-20 09:29:51,809 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 14 states and 16 transitions. [2022-11-20 09:29:51,810 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-11-20 09:29:51,810 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2022-11-20 09:29:51,811 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 16 transitions. [2022-11-20 09:29:51,815 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 09:29:51,816 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-11-20 09:29:51,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 16 transitions. [2022-11-20 09:29:51,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2022-11-20 09:29:51,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-20 09:29:51,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2022-11-20 09:29:51,859 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-11-20 09:29:51,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 09:29:51,867 INFO L428 stractBuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-11-20 09:29:51,867 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-20 09:29:51,868 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2022-11-20 09:29:51,869 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-11-20 09:29:51,869 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 09:29:51,869 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 09:29:51,871 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 09:29:51,872 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 09:29:51,872 INFO L748 eck$LassoCheckResult]: Stem: 51#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 52#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~nondet8#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~op~0#1.base, main_~op~0#1.offset, main_#t~mem9#1, main_~ip~0#1.base, main_~ip~0#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnHeap(4);main_~ip~0#1.base, main_~ip~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call write~int(main_#t~nondet8#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~nondet8#1; 58#L23-3 [2022-11-20 09:29:51,873 INFO L750 eck$LassoCheckResult]: Loop: 58#L23-3 call main_#t~mem9#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 60#L23-1 assume !!(main_#t~mem9#1 > 1);havoc main_#t~mem9#1;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnHeap(4);main_~op~0#1.base, main_~op~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~mem11#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4);call write~int(main_#t~mem11#1, main_~op~0#1.base, main_~op~0#1.offset, 4);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 54#L26 call main_#t~ret12#1 := rec(main_~op~0#1.base, main_~op~0#1.offset, main_~ip~0#1.base, main_~ip~0#1.offset);< 59#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 53#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 55#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 59#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 53#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~p.base, ~p.offset, 4);~pv~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~p.base, ~p.offset);call ULTIMATE.dealloc(~up.base, ~up.offset);#res := ~pv~0; 56#recFINAL assume true; 61#recEXIT >#29#return; 62#L17-1 #res := #t~ret6;havoc #t~ret6; 63#recFINAL assume true; 64#recEXIT >#31#return; 57#L26-1 call write~int(main_#t~mem13#1 + main_#t~ret12#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1; 58#L23-3 [2022-11-20 09:29:51,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:29:51,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 2 times [2022-11-20 09:29:51,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:29:51,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545489847] [2022-11-20 09:29:51,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:29:51,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:29:51,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:29:51,886 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 09:29:51,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:29:51,892 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 09:29:51,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:29:51,893 INFO L85 PathProgramCache]: Analyzing trace with hash -741726607, now seen corresponding path program 1 times [2022-11-20 09:29:51,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:29:51,894 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31692886] [2022-11-20 09:29:51,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:29:51,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:29:51,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:29:52,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 09:29:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:29:52,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 09:29:52,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:29:52,525 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 09:29:52,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 09:29:52,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31692886] [2022-11-20 09:29:52,526 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31692886] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 09:29:52,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [913295287] [2022-11-20 09:29:52,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:29:52,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 09:29:52,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:29:52,531 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 09:29:52,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 09:29:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:29:52,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 32 conjunts are in the unsatisfiable core [2022-11-20 09:29:52,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:29:52,786 INFO L321 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-11-20 09:29:52,788 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 29 [2022-11-20 09:29:53,120 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 09:29:53,120 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 09:29:53,601 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:29:53,602 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [913295287] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 09:29:53,602 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 09:29:53,602 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 10] total 23 [2022-11-20 09:29:53,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253097485] [2022-11-20 09:29:53,603 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 09:29:53,604 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 09:29:53,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 09:29:53,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-11-20 09:29:53,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=449, Unknown=0, NotChecked=0, Total=552 [2022-11-20 09:29:53,606 INFO L87 Difference]: Start difference. First operand 14 states and 16 transitions. cyclomatic complexity: 4 Second operand has 24 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 19 states have internal predecessors, (24), 6 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 3 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-20 09:29:53,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:29:53,752 INFO L93 Difference]: Finished difference Result 17 states and 19 transitions. [2022-11-20 09:29:53,752 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 19 transitions. [2022-11-20 09:29:53,753 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-11-20 09:29:53,754 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 17 states and 19 transitions. [2022-11-20 09:29:53,754 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-11-20 09:29:53,754 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-11-20 09:29:53,755 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 19 transitions. [2022-11-20 09:29:53,755 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 09:29:53,755 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 19 transitions. [2022-11-20 09:29:53,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 19 transitions. [2022-11-20 09:29:53,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2022-11-20 09:29:53,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 12 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-20 09:29:53,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 19 transitions. [2022-11-20 09:29:53,759 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 19 transitions. [2022-11-20 09:29:53,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 09:29:53,760 INFO L428 stractBuchiCegarLoop]: Abstraction has 17 states and 19 transitions. [2022-11-20 09:29:53,760 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-20 09:29:53,760 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 19 transitions. [2022-11-20 09:29:53,761 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-11-20 09:29:53,761 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 09:29:53,761 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 09:29:53,762 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 09:29:53,762 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-11-20 09:29:53,763 INFO L748 eck$LassoCheckResult]: Stem: 208#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 209#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~nondet8#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~op~0#1.base, main_~op~0#1.offset, main_#t~mem9#1, main_~ip~0#1.base, main_~ip~0#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnHeap(4);main_~ip~0#1.base, main_~ip~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call write~int(main_#t~nondet8#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~nondet8#1; 215#L23-3 [2022-11-20 09:29:53,763 INFO L750 eck$LassoCheckResult]: Loop: 215#L23-3 call main_#t~mem9#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 217#L23-1 assume !!(main_#t~mem9#1 > 1);havoc main_#t~mem9#1;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnHeap(4);main_~op~0#1.base, main_~op~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~mem11#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4);call write~int(main_#t~mem11#1, main_~op~0#1.base, main_~op~0#1.offset, 4);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 211#L26 call main_#t~ret12#1 := rec(main_~op~0#1.base, main_~op~0#1.offset, main_~ip~0#1.base, main_~ip~0#1.offset);< 216#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 210#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 212#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 216#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 210#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 212#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 216#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 210#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~p.base, ~p.offset, 4);~pv~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~p.base, ~p.offset);call ULTIMATE.dealloc(~up.base, ~up.offset);#res := ~pv~0; 213#recFINAL assume true; 218#recEXIT >#29#return; 219#L17-1 #res := #t~ret6;havoc #t~ret6; 220#recFINAL assume true; 224#recEXIT >#29#return; 222#L17-1 #res := #t~ret6;havoc #t~ret6; 223#recFINAL assume true; 221#recEXIT >#31#return; 214#L26-1 call write~int(main_#t~mem13#1 + main_#t~ret12#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1; 215#L23-3 [2022-11-20 09:29:53,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:29:53,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 3 times [2022-11-20 09:29:53,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:29:53,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120635306] [2022-11-20 09:29:53,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:29:53,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:29:53,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:29:53,771 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 09:29:53,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:29:53,777 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 09:29:53,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:29:53,778 INFO L85 PathProgramCache]: Analyzing trace with hash -1620168125, now seen corresponding path program 2 times [2022-11-20 09:29:53,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:29:53,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000796086] [2022-11-20 09:29:53,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:29:53,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:29:53,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:29:54,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 09:29:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:29:54,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 09:29:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:29:54,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 09:29:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:29:54,679 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 09:29:54,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 09:29:54,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000796086] [2022-11-20 09:29:54,680 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000796086] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 09:29:54,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [859857829] [2022-11-20 09:29:54,681 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 09:29:54,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 09:29:54,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:29:54,714 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 09:29:54,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 09:29:54,813 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-20 09:29:54,813 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 09:29:54,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 45 conjunts are in the unsatisfiable core [2022-11-20 09:29:54,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:29:54,893 INFO L321 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-11-20 09:29:54,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 29 [2022-11-20 09:29:55,347 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 09:29:55,347 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 09:29:56,093 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:29:56,093 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [859857829] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 09:29:56,093 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 09:29:56,094 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 14] total 27 [2022-11-20 09:29:56,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334628008] [2022-11-20 09:29:56,094 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 09:29:56,094 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 09:29:56,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 09:29:56,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-11-20 09:29:56,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=609, Unknown=0, NotChecked=0, Total=756 [2022-11-20 09:29:56,096 INFO L87 Difference]: Start difference. First operand 17 states and 19 transitions. cyclomatic complexity: 4 Second operand has 28 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 22 states have internal predecessors, (30), 6 states have call successors, (7), 5 states have call predecessors, (7), 6 states have return successors, (8), 5 states have call predecessors, (8), 6 states have call successors, (8) [2022-11-20 09:29:56,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 09:29:56,237 INFO L93 Difference]: Finished difference Result 20 states and 22 transitions. [2022-11-20 09:29:56,238 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 22 transitions. [2022-11-20 09:29:56,239 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-11-20 09:29:56,240 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 22 transitions. [2022-11-20 09:29:56,240 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2022-11-20 09:29:56,240 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2022-11-20 09:29:56,240 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 22 transitions. [2022-11-20 09:29:56,240 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 09:29:56,241 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 22 transitions. [2022-11-20 09:29:56,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 22 transitions. [2022-11-20 09:29:56,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2022-11-20 09:29:56,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 4 states have return successors, (5), 4 states have call predecessors, (5), 2 states have call successors, (5) [2022-11-20 09:29:56,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 22 transitions. [2022-11-20 09:29:56,244 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 22 transitions. [2022-11-20 09:29:56,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-20 09:29:56,245 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 22 transitions. [2022-11-20 09:29:56,245 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-20 09:29:56,245 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 22 transitions. [2022-11-20 09:29:56,246 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-11-20 09:29:56,246 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 09:29:56,246 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 09:29:56,247 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 09:29:56,247 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1] [2022-11-20 09:29:56,247 INFO L748 eck$LassoCheckResult]: Stem: 427#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 428#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~nondet8#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~op~0#1.base, main_~op~0#1.offset, main_#t~mem9#1, main_~ip~0#1.base, main_~ip~0#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnHeap(4);main_~ip~0#1.base, main_~ip~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call write~int(main_#t~nondet8#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~nondet8#1; 434#L23-3 [2022-11-20 09:29:56,248 INFO L750 eck$LassoCheckResult]: Loop: 434#L23-3 call main_#t~mem9#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 436#L23-1 assume !!(main_#t~mem9#1 > 1);havoc main_#t~mem9#1;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnHeap(4);main_~op~0#1.base, main_~op~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~mem11#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4);call write~int(main_#t~mem11#1, main_~op~0#1.base, main_~op~0#1.offset, 4);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 430#L26 call main_#t~ret12#1 := rec(main_~op~0#1.base, main_~op~0#1.offset, main_~ip~0#1.base, main_~ip~0#1.offset);< 435#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 429#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 431#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 435#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 429#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 431#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 435#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 429#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 431#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 435#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 429#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~p.base, ~p.offset, 4);~pv~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~p.base, ~p.offset);call ULTIMATE.dealloc(~up.base, ~up.offset);#res := ~pv~0; 432#recFINAL assume true; 437#recEXIT >#29#return; 438#L17-1 #res := #t~ret6;havoc #t~ret6; 439#recFINAL assume true; 446#recEXIT >#29#return; 445#L17-1 #res := #t~ret6;havoc #t~ret6; 444#recFINAL assume true; 443#recEXIT >#29#return; 441#L17-1 #res := #t~ret6;havoc #t~ret6; 442#recFINAL assume true; 440#recEXIT >#31#return; 433#L26-1 call write~int(main_#t~mem13#1 + main_#t~ret12#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1; 434#L23-3 [2022-11-20 09:29:56,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:29:56,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 4 times [2022-11-20 09:29:56,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:29:56,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768298749] [2022-11-20 09:29:56,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:29:56,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:29:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:29:56,255 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 09:29:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:29:56,259 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 09:29:56,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:29:56,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1930575665, now seen corresponding path program 3 times [2022-11-20 09:29:56,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:29:56,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754204119] [2022-11-20 09:29:56,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:29:56,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:29:56,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:29:56,285 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 09:29:56,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:29:56,311 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 09:29:56,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:29:56,311 INFO L85 PathProgramCache]: Analyzing trace with hash 650376563, now seen corresponding path program 1 times [2022-11-20 09:29:56,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:29:56,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670010497] [2022-11-20 09:29:56,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:29:56,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:29:56,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:29:56,355 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 09:29:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:29:56,380 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 09:30:00,535 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 09:30:00,535 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 09:30:00,535 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 09:30:00,536 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 09:30:00,536 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 09:30:00,536 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:30:00,536 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 09:30:00,536 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 09:30:00,536 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex2.i_Iteration4_Lasso [2022-11-20 09:30:00,536 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 09:30:00,537 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 09:30:00,553 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:30:00,560 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:30:00,568 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:30:00,571 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:30:00,576 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:30:00,578 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:30:00,796 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:30:00,799 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:30:00,801 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:30:00,804 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:30:00,807 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:30:00,809 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:30:00,811 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:30:01,475 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 09:30:01,488 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 09:30:01,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:30:01,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:30:01,495 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:30:01,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 09:30:01,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:30:01,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 09:30:01,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:30:01,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:30:01,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:30:01,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 09:30:01,519 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 09:30:01,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 09:30:01,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 09:30:01,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-11-20 09:30:01,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:30:01,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:30:01,543 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:30:01,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 09:30:01,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 09:30:01,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:30:01,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 09:30:01,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:30:01,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:30:01,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:30:01,571 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 09:30:01,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 09:30:01,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 09:30:01,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-20 09:30:01,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:30:01,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:30:01,597 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:30:01,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 09:30:01,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:30:01,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 09:30:01,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:30:01,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:30:01,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:30:01,619 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 09:30:01,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 09:30:01,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-20 09:30:01,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 09:30:01,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-20 09:30:01,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:30:01,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:30:01,650 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:30:01,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 09:30:01,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:30:01,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:30:01,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:30:01,667 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:30:01,670 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 09:30:01,670 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 09:30:01,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-20 09:30:01,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 09:30:01,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-20 09:30:01,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:30:01,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:30:01,691 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:30:01,700 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 09:30:01,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:30:01,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 09:30:01,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:30:01,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:30:01,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:30:01,717 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 09:30:01,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 09:30:01,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 09:30:01,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 09:30:01,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-20 09:30:01,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:30:01,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:30:01,740 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:30:01,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 09:30:01,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:30:01,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 09:30:01,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:30:01,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:30:01,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:30:01,762 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 09:30:01,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 09:30:01,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 09:30:01,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 09:30:01,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-20 09:30:01,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:30:01,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:30:01,789 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:30:01,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 09:30:01,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:30:01,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:30:01,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:30:01,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:30:01,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-20 09:30:01,814 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 09:30:01,814 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 09:30:01,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 09:30:01,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-20 09:30:01,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:30:01,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:30:01,836 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:30:01,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 09:30:01,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:30:01,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:30:01,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:30:01,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:30:01,859 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 09:30:01,859 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 09:30:01,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-20 09:30:01,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 09:30:01,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-20 09:30:01,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:30:01,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:30:01,888 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:30:01,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 09:30:01,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:30:01,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:30:01,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:30:01,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:30:01,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-20 09:30:01,930 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 09:30:01,930 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 09:30:01,943 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 09:30:01,973 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 09:30:01,973 INFO L444 ModelExtractionUtils]: 7 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-20 09:30:01,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:30:01,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:30:02,007 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:30:02,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-20 09:30:02,055 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 09:30:02,080 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 09:30:02,081 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 09:30:02,081 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~ip~0#1.base) ULTIMATE.start_main_~ip~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~ip~0#1.base) ULTIMATE.start_main_~ip~0#1.offset)_1 Supporting invariants [] [2022-11-20 09:30:02,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-20 09:30:02,100 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2022-11-20 09:30:02,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:30:02,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:30:02,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 09:30:02,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:30:02,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:30:02,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2022-11-20 09:30:02,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:30:02,249 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2022-11-20 09:30:02,253 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2022-11-20 09:30:02,279 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-20 09:30:02,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-20 09:30:02,565 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-20 09:30:02,570 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 8 loop predicates [2022-11-20 09:30:02,571 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 09:30:02,704 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4. Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 83 states and 91 transitions. Complement of second has 17 states. [2022-11-20 09:30:02,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2022-11-20 09:30:02,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 09:30:02,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 13 transitions. [2022-11-20 09:30:02,709 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 13 transitions. Stem has 2 letters. Loop has 26 letters. [2022-11-20 09:30:02,710 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 09:30:02,710 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 09:30:02,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:30:02,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:30:02,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 09:30:02,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:30:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:30:02,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 44 conjunts are in the unsatisfiable core [2022-11-20 09:30:02,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:30:02,846 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2022-11-20 09:30:02,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2022-11-20 09:30:02,874 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-20 09:30:02,874 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-20 09:30:03,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-20 09:30:03,284 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-11-20 09:30:03,285 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 9 loop predicates [2022-11-20 09:30:03,285 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 8 states have internal predecessors, (13), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-20 09:30:03,400 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4. Second operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 8 states have internal predecessors, (13), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Result 83 states and 91 transitions. Complement of second has 21 states. [2022-11-20 09:30:03,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 6 non-accepting loop states 1 accepting loop states [2022-11-20 09:30:03,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 8 states have internal predecessors, (13), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-20 09:30:03,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 13 transitions. [2022-11-20 09:30:03,401 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 13 transitions. Stem has 2 letters. Loop has 26 letters. [2022-11-20 09:30:03,402 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 09:30:03,402 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 09:30:03,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:30:03,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:30:03,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 09:30:03,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:30:03,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:30:03,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2022-11-20 09:30:03,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:30:03,539 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-20 09:30:03,539 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-20 09:30:03,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-20 09:30:03,550 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-11-20 09:30:03,799 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-20 09:30:03,800 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 8 loop predicates [2022-11-20 09:30:03,800 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 09:30:03,891 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4. Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 83 states and 91 transitions. Complement of second has 17 states. [2022-11-20 09:30:03,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2022-11-20 09:30:03,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 09:30:03,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 26 transitions. [2022-11-20 09:30:03,893 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 26 transitions. Stem has 2 letters. Loop has 26 letters. [2022-11-20 09:30:03,894 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 09:30:03,894 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 09:30:03,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:30:03,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:30:03,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 09:30:03,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:30:03,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:30:03,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2022-11-20 09:30:03,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:30:04,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2022-11-20 09:30:04,029 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2022-11-20 09:30:04,055 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-20 09:30:04,056 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-20 09:30:04,309 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-20 09:30:04,311 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 8 loop predicates [2022-11-20 09:30:04,311 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 09:30:04,404 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4. Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 83 states and 91 transitions. Complement of second has 17 states. [2022-11-20 09:30:04,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2022-11-20 09:30:04,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 09:30:04,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 26 transitions. [2022-11-20 09:30:04,405 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 26 transitions. Stem has 2 letters. Loop has 26 letters. [2022-11-20 09:30:04,406 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 09:30:04,406 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 09:30:04,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:30:04,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:30:04,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 09:30:04,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:30:04,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:30:04,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2022-11-20 09:30:04,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:30:04,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2022-11-20 09:30:04,564 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2022-11-20 09:30:04,592 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-20 09:30:04,593 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-20 09:30:04,911 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-20 09:30:04,911 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 8 loop predicates [2022-11-20 09:30:04,913 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 09:30:05,066 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,067 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,069 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,071 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,073 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,073 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,074 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,075 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,085 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,086 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,088 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,088 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,092 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,093 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,094 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,095 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,095 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,095 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,096 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,096 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,097 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,097 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,098 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,098 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,100 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,101 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,102 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,102 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,103 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,103 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,103 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,104 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,105 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,105 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,107 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,108 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,133 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,135 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,140 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,141 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,142 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,143 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,143 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,144 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,147 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,147 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,148 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,148 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,149 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,152 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,152 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,153 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,154 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,154 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,157 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,194 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,201 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,203 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,204 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,205 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,205 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,207 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,216 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,217 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,222 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,231 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,232 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,233 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,234 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,238 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,239 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,240 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,241 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,242 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,242 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,243 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,243 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,244 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,244 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,246 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,246 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,249 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,250 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,251 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,251 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,251 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,252 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,252 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,253 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,254 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,254 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,256 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,256 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,259 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,260 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,260 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,261 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,263 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,264 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,265 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,267 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,267 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,268 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,269 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,269 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,270 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,270 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,271 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,271 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,272 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,273 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,278 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,279 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,281 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,287 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,288 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,289 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,290 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,290 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,291 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,293 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,294 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,294 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,295 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,295 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,299 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,299 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,300 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,300 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,301 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,303 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,305 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,307 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,308 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,311 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,312 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,313 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,314 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,314 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,315 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,316 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,319 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,319 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,320 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,320 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,321 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,325 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,384 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,384 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,389 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,395 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,401 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,405 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,407 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,408 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,408 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,420 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,421 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,422 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,422 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,422 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,423 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,423 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,423 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,424 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,425 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,427 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,427 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,428 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,429 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,429 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,430 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,434 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,434 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,435 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,435 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,436 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,438 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,439 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,440 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,578 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,578 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,579 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,582 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,582 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,583 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,597 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,598 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,599 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,600 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,618 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,619 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,620 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,621 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,742 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,744 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,758 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,760 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,785 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,788 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,861 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,862 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,863 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,864 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,893 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,894 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,894 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,895 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,896 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,896 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,896 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,901 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,901 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,902 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,902 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,902 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,903 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,903 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,904 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,904 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,905 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,905 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,906 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,906 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,906 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,907 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,907 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,911 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,912 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,912 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,913 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,913 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,914 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,914 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,915 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,915 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,916 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,916 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,917 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,917 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,917 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,918 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,918 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,923 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,923 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,923 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,924 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,924 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:05,925 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,925 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,925 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:05,926 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,005 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,005 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,006 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,007 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,007 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,007 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,008 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,008 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,009 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,009 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,028 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,029 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,029 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,030 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,030 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,031 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,031 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,032 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,033 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,034 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,034 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,035 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,035 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,036 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,036 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,037 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,039 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,040 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,040 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,040 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,041 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,042 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,043 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,102 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,102 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,103 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,104 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,104 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,104 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,105 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,106 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,107 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,108 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,109 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,109 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,109 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,110 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,110 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,111 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,111 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,113 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,113 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,114 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,114 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,114 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,115 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,117 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,118 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,191 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,191 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,191 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,192 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,192 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,193 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,193 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,193 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,194 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,194 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,195 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,202 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,204 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,230 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,231 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,231 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,232 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,265 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,266 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,267 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,268 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,268 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,268 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,315 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,317 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,318 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,319 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,320 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,321 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,321 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,321 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,322 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,323 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,325 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,326 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,327 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,329 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,329 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,330 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,331 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,331 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,332 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,333 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,334 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,334 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,335 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,335 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,336 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,416 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,417 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,418 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,419 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,419 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,420 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,421 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,421 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,421 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,422 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,423 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,425 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,425 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,426 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,427 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,428 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,428 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,428 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,429 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,429 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,430 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,431 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,431 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,432 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,432 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,490 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,491 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,492 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,492 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,492 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,493 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,494 WARN L278 uchiComplementFKVNwa]: big16 [2022-11-20 09:30:06,494 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,494 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,495 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,495 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,537 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,538 WARN L278 uchiComplementFKVNwa]: big8 [2022-11-20 09:30:06,662 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 5585 states and 40908 transitions. Complement of second has 1312 states 12 powerset states1300 rank states. The highest rank that occured is 9 [2022-11-20 09:30:06,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 6 non-accepting loop states 1 accepting loop states [2022-11-20 09:30:06,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 09:30:06,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 52 transitions. [2022-11-20 09:30:06,664 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 52 transitions. Stem has 2 letters. Loop has 26 letters. [2022-11-20 09:30:06,667 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 09:30:06,667 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 09:30:06,668 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: no settings was sufficient at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.refineBuchiInternal(AbstractBuchiCegarLoop.java:663) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:404) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.runCegarLoops(BuchiAutomizerObserver.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:157) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:341) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 09:30:06,671 INFO L158 Benchmark]: Toolchain (without parser) took 16879.16ms. Allocated memory was 151.0MB in the beginning and 318.8MB in the end (delta: 167.8MB). Free memory was 125.3MB in the beginning and 251.6MB in the end (delta: -126.3MB). Peak memory consumption was 215.3MB. Max. memory is 16.1GB. [2022-11-20 09:30:06,671 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory was 89.2MB in the beginning and 89.1MB in the end (delta: 69.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 09:30:06,672 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.63ms. Allocated memory is still 151.0MB. Free memory was 125.3MB in the beginning and 115.6MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 09:30:06,672 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.41ms. Allocated memory is still 151.0MB. Free memory was 115.6MB in the beginning and 114.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 09:30:06,672 INFO L158 Benchmark]: Boogie Preprocessor took 49.02ms. Allocated memory is still 151.0MB. Free memory was 114.1MB in the beginning and 113.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 09:30:06,673 INFO L158 Benchmark]: RCFGBuilder took 405.87ms. Allocated memory is still 151.0MB. Free memory was 113.0MB in the beginning and 101.5MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 09:30:06,673 INFO L158 Benchmark]: BuchiAutomizer took 16102.37ms. Allocated memory was 151.0MB in the beginning and 318.8MB in the end (delta: 167.8MB). Free memory was 101.5MB in the beginning and 251.6MB in the end (delta: -150.1MB). Peak memory consumption was 194.3MB. Max. memory is 16.1GB. [2022-11-20 09:30:06,675 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory was 89.2MB in the beginning and 89.1MB in the end (delta: 69.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.63ms. Allocated memory is still 151.0MB. Free memory was 125.3MB in the beginning and 115.6MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.41ms. Allocated memory is still 151.0MB. Free memory was 115.6MB in the beginning and 114.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.02ms. Allocated memory is still 151.0MB. Free memory was 114.1MB in the beginning and 113.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 405.87ms. Allocated memory is still 151.0MB. Free memory was 113.0MB in the beginning and 101.5MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 16102.37ms. Allocated memory was 151.0MB in the beginning and 318.8MB in the end (delta: 167.8MB). Free memory was 101.5MB in the beginning and 251.6MB in the end (delta: -150.1MB). Peak memory consumption was 194.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: no settings was sufficient de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: no settings was sufficient: de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.refineBuchiInternal(AbstractBuchiCegarLoop.java:663) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 09:30:06,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-20 09:30:06,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-20 09:30:07,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a65eec7b-6cac-4428-a87f-8f16d11681f4/bin/uautomizer-ug76WZFUDN/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: no settings was sufficient