./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 34327c45f5bb67454914f640ebf6bf1380406f6d81b1c1440537dbf8cffc8ffd --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 08:14:22,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 08:14:22,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 08:14:22,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 08:14:22,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 08:14:22,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 08:14:22,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 08:14:22,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 08:14:22,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 08:14:22,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 08:14:22,508 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 08:14:22,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 08:14:22,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 08:14:22,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 08:14:22,514 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 08:14:22,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 08:14:22,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 08:14:22,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 08:14:22,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 08:14:22,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 08:14:22,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 08:14:22,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 08:14:22,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 08:14:22,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 08:14:22,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 08:14:22,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 08:14:22,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 08:14:22,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 08:14:22,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 08:14:22,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 08:14:22,561 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 08:14:22,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 08:14:22,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 08:14:22,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 08:14:22,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 08:14:22,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 08:14:22,570 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 08:14:22,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 08:14:22,571 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 08:14:22,572 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 08:14:22,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 08:14:22,574 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-07 08:14:22,640 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 08:14:22,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 08:14:22,644 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 08:14:22,644 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 08:14:22,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 08:14:22,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 08:14:22,648 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 08:14:22,648 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-07 08:14:22,648 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-07 08:14:22,649 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-07 08:14:22,650 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-07 08:14:22,650 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-07 08:14:22,651 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-07 08:14:22,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 08:14:22,651 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 08:14:22,652 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 08:14:22,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 08:14:22,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 08:14:22,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 08:14:22,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-07 08:14:22,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-07 08:14:22,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-07 08:14:22,654 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 08:14:22,654 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 08:14:22,654 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-07 08:14:22,654 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 08:14:22,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-07 08:14:22,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 08:14:22,657 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 08:14:22,657 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 08:14:22,658 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 08:14:22,658 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 08:14:22,660 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-07 08:14:22,660 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_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34327c45f5bb67454914f640ebf6bf1380406f6d81b1c1440537dbf8cffc8ffd [2021-11-07 08:14:23,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 08:14:23,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 08:14:23,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 08:14:23,089 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 08:14:23,090 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 08:14:23,091 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c [2021-11-07 08:14:23,185 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/data/e6b0c0c2e/bd158af96ade467eaa181cd220c9708c/FLAG40ce05cf8 [2021-11-07 08:14:23,916 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 08:14:23,917 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c [2021-11-07 08:14:23,954 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/data/e6b0c0c2e/bd158af96ade467eaa181cd220c9708c/FLAG40ce05cf8 [2021-11-07 08:14:24,088 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/data/e6b0c0c2e/bd158af96ade467eaa181cd220c9708c [2021-11-07 08:14:24,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 08:14:24,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 08:14:24,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 08:14:24,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 08:14:24,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 08:14:24,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:14:24" (1/1) ... [2021-11-07 08:14:24,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36c22c6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:24, skipping insertion in model container [2021-11-07 08:14:24,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:14:24" (1/1) ... [2021-11-07 08:14:24,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 08:14:24,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 08:14:24,966 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c[65471,65484] [2021-11-07 08:14:24,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:14:24,990 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 08:14:25,152 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c[65471,65484] [2021-11-07 08:14:25,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:14:25,175 INFO L208 MainTranslator]: Completed translation [2021-11-07 08:14:25,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:25 WrapperNode [2021-11-07 08:14:25,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 08:14:25,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 08:14:25,178 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 08:14:25,178 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 08:14:25,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:25" (1/1) ... [2021-11-07 08:14:25,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:25" (1/1) ... [2021-11-07 08:14:25,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 08:14:25,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 08:14:25,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 08:14:25,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 08:14:25,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:25" (1/1) ... [2021-11-07 08:14:25,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:25" (1/1) ... [2021-11-07 08:14:25,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:25" (1/1) ... [2021-11-07 08:14:25,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:25" (1/1) ... [2021-11-07 08:14:25,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:25" (1/1) ... [2021-11-07 08:14:25,490 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:25" (1/1) ... [2021-11-07 08:14:25,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:25" (1/1) ... [2021-11-07 08:14:25,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 08:14:25,528 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 08:14:25,528 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 08:14:25,531 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 08:14:25,533 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:25" (1/1) ... [2021-11-07 08:14:25,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:25,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:25,581 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:14:25,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-07 08:14:25,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 08:14:25,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 08:14:25,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 08:14:25,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 08:14:28,130 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 08:14:28,130 INFO L299 CfgBuilder]: Removed 23 assume(true) statements. [2021-11-07 08:14:28,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:14:28 BoogieIcfgContainer [2021-11-07 08:14:28,142 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 08:14:28,144 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-07 08:14:28,144 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-07 08:14:28,148 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-07 08:14:28,149 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 08:14:28,149 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.11 08:14:24" (1/3) ... [2021-11-07 08:14:28,151 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@11ef4988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 08:14:28, skipping insertion in model container [2021-11-07 08:14:28,151 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 08:14:28,151 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:14:25" (2/3) ... [2021-11-07 08:14:28,152 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@11ef4988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 08:14:28, skipping insertion in model container [2021-11-07 08:14:28,152 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 08:14:28,152 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:14:28" (3/3) ... [2021-11-07 08:14:28,154 INFO L389 chiAutomizerObserver]: Analyzing ICFG pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c [2021-11-07 08:14:28,208 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-07 08:14:28,209 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-07 08:14:28,209 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-07 08:14:28,209 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-07 08:14:28,209 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-07 08:14:28,209 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-07 08:14:28,209 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-07 08:14:28,210 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-07 08:14:28,250 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 735 states, 734 states have (on average 1.848773841961853) internal successors, (1357), 734 states have internal predecessors, (1357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:14:28,375 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 180 [2021-11-07 08:14:28,375 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-07 08:14:28,376 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-07 08:14:28,407 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 08:14:28,409 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 08:14:28,409 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-07 08:14:28,411 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 735 states, 734 states have (on average 1.848773841961853) internal successors, (1357), 734 states have internal predecessors, (1357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:14:28,427 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 180 [2021-11-07 08:14:28,428 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-07 08:14:28,428 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-07 08:14:28,446 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 08:14:28,446 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 08:14:28,469 INFO L791 eck$LassoCheckResult]: Stem: 716#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(44);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p15~0 := 0;~p15_old~0 := 0;~p15_new~0 := 0;~ep15~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p25~0 := 0;~p25_old~0 := 0;~p25_new~0 := 0;~ep25~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p35~0 := 0;~p35_old~0 := 0;~p35_new~0 := 0;~ep35~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~p45~0 := 0;~p45_old~0 := 0;~p45_new~0 := 0;~ep45~0 := 0;~p51~0 := 0;~p51_old~0 := 0;~p51_new~0 := 0;~ep51~0 := 0;~p52~0 := 0;~p52_old~0 := 0;~p52_new~0 := 0;~ep52~0 := 0;~p53~0 := 0;~p53_old~0 := 0;~p53_new~0 := 0;~ep53~0 := 0;~p54~0 := 0;~p54_old~0 := 0;~p54_new~0 := 0;~ep54~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~newmax4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0;~newmax5~0 := 0; 605#L-1true havoc main_#res;havoc main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~nondet63, main_#t~nondet64, main_#t~nondet65, main_#t~nondet66, main_#t~nondet67, main_#t~nondet68, main_#t~nondet69, main_#t~nondet70, main_#t~nondet71, main_#t~nondet72, main_#t~nondet73, main_#t~nondet74, main_#t~nondet75, main_#t~nondet76, main_#t~nondet77, main_#t~nondet78, main_#t~nondet79, main_#t~nondet80, main_#t~nondet81, main_#t~nondet82, main_#t~nondet83, main_#t~nondet84, main_#t~nondet85, main_#t~nondet86, main_#t~ret87, main_#t~ret88, main_#t~post89, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep13~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep14~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep15~0 := main_#t~nondet30;havoc main_#t~nondet30;~ep21~0 := main_#t~nondet31;havoc main_#t~nondet31;~ep23~0 := main_#t~nondet32;havoc main_#t~nondet32;~ep24~0 := main_#t~nondet33;havoc main_#t~nondet33;~ep25~0 := main_#t~nondet34;havoc main_#t~nondet34;~ep31~0 := main_#t~nondet35;havoc main_#t~nondet35;~ep32~0 := main_#t~nondet36;havoc main_#t~nondet36;~ep34~0 := main_#t~nondet37;havoc main_#t~nondet37;~ep35~0 := main_#t~nondet38;havoc main_#t~nondet38;~ep41~0 := main_#t~nondet39;havoc main_#t~nondet39;~ep42~0 := main_#t~nondet40;havoc main_#t~nondet40;~ep43~0 := main_#t~nondet41;havoc main_#t~nondet41;~ep45~0 := main_#t~nondet42;havoc main_#t~nondet42;~ep51~0 := main_#t~nondet43;havoc main_#t~nondet43;~ep52~0 := main_#t~nondet44;havoc main_#t~nondet44;~ep53~0 := main_#t~nondet45;havoc main_#t~nondet45;~ep54~0 := main_#t~nondet46;havoc main_#t~nondet46;~id1~0 := main_#t~nondet47;havoc main_#t~nondet47;~r1~0 := main_#t~nondet48;havoc main_#t~nondet48;~st1~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl1~0 := main_#t~nondet50;havoc main_#t~nondet50;~m1~0 := main_#t~nondet51;havoc main_#t~nondet51;~max1~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode1~0 := main_#t~nondet53;havoc main_#t~nondet53;~newmax1~0 := main_#t~nondet54;havoc main_#t~nondet54;~id2~0 := main_#t~nondet55;havoc main_#t~nondet55;~r2~0 := main_#t~nondet56;havoc main_#t~nondet56;~st2~0 := main_#t~nondet57;havoc main_#t~nondet57;~nl2~0 := main_#t~nondet58;havoc main_#t~nondet58;~m2~0 := main_#t~nondet59;havoc main_#t~nondet59;~max2~0 := main_#t~nondet60;havoc main_#t~nondet60;~mode2~0 := main_#t~nondet61;havoc main_#t~nondet61;~newmax2~0 := main_#t~nondet62;havoc main_#t~nondet62;~id3~0 := main_#t~nondet63;havoc main_#t~nondet63;~r3~0 := main_#t~nondet64;havoc main_#t~nondet64;~st3~0 := main_#t~nondet65;havoc main_#t~nondet65;~nl3~0 := main_#t~nondet66;havoc main_#t~nondet66;~m3~0 := main_#t~nondet67;havoc main_#t~nondet67;~max3~0 := main_#t~nondet68;havoc main_#t~nondet68;~mode3~0 := main_#t~nondet69;havoc main_#t~nondet69;~newmax3~0 := main_#t~nondet70;havoc main_#t~nondet70;~id4~0 := main_#t~nondet71;havoc main_#t~nondet71;~r4~0 := main_#t~nondet72;havoc main_#t~nondet72;~st4~0 := main_#t~nondet73;havoc main_#t~nondet73;~nl4~0 := main_#t~nondet74;havoc main_#t~nondet74;~m4~0 := main_#t~nondet75;havoc main_#t~nondet75;~max4~0 := main_#t~nondet76;havoc main_#t~nondet76;~mode4~0 := main_#t~nondet77;havoc main_#t~nondet77;~newmax4~0 := main_#t~nondet78;havoc main_#t~nondet78;~id5~0 := main_#t~nondet79;havoc main_#t~nondet79;~r5~0 := main_#t~nondet80;havoc main_#t~nondet80;~st5~0 := main_#t~nondet81;havoc main_#t~nondet81;~nl5~0 := main_#t~nondet82;havoc main_#t~nondet82;~m5~0 := main_#t~nondet83;havoc main_#t~nondet83;~max5~0 := main_#t~nondet84;havoc main_#t~nondet84;~mode5~0 := main_#t~nondet85;havoc main_#t~nondet85;~newmax5~0 := main_#t~nondet86;havoc main_#t~nondet86;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r151~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r251~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r351~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r451~0, init_~r511~0, init_~r521~0, init_~r531~0, init_~r541~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r152~0, init_~tmp___2~0, init_~r212~0, init_~tmp___3~0, init_~r232~0, init_~tmp___4~0, init_~r242~0, init_~tmp___5~0, init_~r252~0, init_~tmp___6~0, init_~r312~0, init_~tmp___7~0, init_~r322~0, init_~tmp___8~0, init_~r342~0, init_~tmp___9~0, init_~r352~0, init_~tmp___10~0, init_~r412~0, init_~tmp___11~0, init_~r422~0, init_~tmp___12~0, init_~r432~0, init_~tmp___13~0, init_~r452~0, init_~tmp___14~0, init_~r512~0, init_~tmp___15~0, init_~r522~0, init_~tmp___16~0, init_~r532~0, init_~tmp___17~0, init_~r542~0, init_~tmp___18~0, init_~r123~0, init_~tmp___19~0, init_~r133~0, init_~tmp___20~0, init_~r143~0, init_~tmp___21~0, init_~r153~0, init_~tmp___22~0, init_~r213~0, init_~tmp___23~0, init_~r233~0, init_~tmp___24~0, init_~r243~0, init_~tmp___25~0, init_~r253~0, init_~tmp___26~0, init_~r313~0, init_~tmp___27~0, init_~r323~0, init_~tmp___28~0, init_~r343~0, init_~tmp___29~0, init_~r353~0, init_~tmp___30~0, init_~r413~0, init_~tmp___31~0, init_~r423~0, init_~tmp___32~0, init_~r433~0, init_~tmp___33~0, init_~r453~0, init_~tmp___34~0, init_~r513~0, init_~tmp___35~0, init_~r523~0, init_~tmp___36~0, init_~r533~0, init_~tmp___37~0, init_~r543~0, init_~tmp___38~0, init_~r124~0, init_~tmp___39~0, init_~r134~0, init_~tmp___40~0, init_~r144~0, init_~tmp___41~0, init_~r154~0, init_~tmp___42~0, init_~r214~0, init_~tmp___43~0, init_~r234~0, init_~tmp___44~0, init_~r244~0, init_~tmp___45~0, init_~r254~0, init_~tmp___46~0, init_~r314~0, init_~tmp___47~0, init_~r324~0, init_~tmp___48~0, init_~r344~0, init_~tmp___49~0, init_~r354~0, init_~tmp___50~0, init_~r414~0, init_~tmp___51~0, init_~r424~0, init_~tmp___52~0, init_~r434~0, init_~tmp___53~0, init_~r454~0, init_~tmp___54~0, init_~r514~0, init_~tmp___55~0, init_~r524~0, init_~tmp___56~0, init_~r534~0, init_~tmp___57~0, init_~r544~0, init_~tmp___58~0, init_~tmp___59~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r151~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r251~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r351~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r451~0;havoc init_~r511~0;havoc init_~r521~0;havoc init_~r531~0;havoc init_~r541~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r152~0;havoc init_~tmp___2~0;havoc init_~r212~0;havoc init_~tmp___3~0;havoc init_~r232~0;havoc init_~tmp___4~0;havoc init_~r242~0;havoc init_~tmp___5~0;havoc init_~r252~0;havoc init_~tmp___6~0;havoc init_~r312~0;havoc init_~tmp___7~0;havoc init_~r322~0;havoc init_~tmp___8~0;havoc init_~r342~0;havoc init_~tmp___9~0;havoc init_~r352~0;havoc init_~tmp___10~0;havoc init_~r412~0;havoc init_~tmp___11~0;havoc init_~r422~0;havoc init_~tmp___12~0;havoc init_~r432~0;havoc init_~tmp___13~0;havoc init_~r452~0;havoc init_~tmp___14~0;havoc init_~r512~0;havoc init_~tmp___15~0;havoc init_~r522~0;havoc init_~tmp___16~0;havoc init_~r532~0;havoc init_~tmp___17~0;havoc init_~r542~0;havoc init_~tmp___18~0;havoc init_~r123~0;havoc init_~tmp___19~0;havoc init_~r133~0;havoc init_~tmp___20~0;havoc init_~r143~0;havoc init_~tmp___21~0;havoc init_~r153~0;havoc init_~tmp___22~0;havoc init_~r213~0;havoc init_~tmp___23~0;havoc init_~r233~0;havoc init_~tmp___24~0;havoc init_~r243~0;havoc init_~tmp___25~0;havoc init_~r253~0;havoc init_~tmp___26~0;havoc init_~r313~0;havoc init_~tmp___27~0;havoc init_~r323~0;havoc init_~tmp___28~0;havoc init_~r343~0;havoc init_~tmp___29~0;havoc init_~r353~0;havoc init_~tmp___30~0;havoc init_~r413~0;havoc init_~tmp___31~0;havoc init_~r423~0;havoc init_~tmp___32~0;havoc init_~r433~0;havoc init_~tmp___33~0;havoc init_~r453~0;havoc init_~tmp___34~0;havoc init_~r513~0;havoc init_~tmp___35~0;havoc init_~r523~0;havoc init_~tmp___36~0;havoc init_~r533~0;havoc init_~tmp___37~0;havoc init_~r543~0;havoc init_~tmp___38~0;havoc init_~r124~0;havoc init_~tmp___39~0;havoc init_~r134~0;havoc init_~tmp___40~0;havoc init_~r144~0;havoc init_~tmp___41~0;havoc init_~r154~0;havoc init_~tmp___42~0;havoc init_~r214~0;havoc init_~tmp___43~0;havoc init_~r234~0;havoc init_~tmp___44~0;havoc init_~r244~0;havoc init_~tmp___45~0;havoc init_~r254~0;havoc init_~tmp___46~0;havoc init_~r314~0;havoc init_~tmp___47~0;havoc init_~r324~0;havoc init_~tmp___48~0;havoc init_~r344~0;havoc init_~tmp___49~0;havoc init_~r354~0;havoc init_~tmp___50~0;havoc init_~r414~0;havoc init_~tmp___51~0;havoc init_~r424~0;havoc init_~tmp___52~0;havoc init_~r434~0;havoc init_~tmp___53~0;havoc init_~r454~0;havoc init_~tmp___54~0;havoc init_~r514~0;havoc init_~tmp___55~0;havoc init_~r524~0;havoc init_~tmp___56~0;havoc init_~r534~0;havoc init_~tmp___57~0;havoc init_~r544~0;havoc init_~tmp___58~0;havoc init_~tmp___59~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r151~0 := ~ep15~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r251~0 := ~ep25~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r351~0 := ~ep35~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0;init_~r451~0 := ~ep45~0;init_~r511~0 := ~ep51~0;init_~r521~0 := ~ep52~0;init_~r531~0 := ~ep53~0;init_~r541~0 := ~ep54~0; 683#L698true assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 26#L717true init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 562#L727true assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 480#L746true init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 459#L756true assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 565#L775true init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 348#L785true assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 372#L804true init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 482#L814true assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 59#L833true init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 452#L843true assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 462#L862true init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 663#L872true assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 269#L891true init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 733#L901true assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 518#L920true init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 438#L930true assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 224#L949true init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 310#L959true assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 13#L978true init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 53#L988true assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 467#L1007true init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 441#L1017true assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 63#L1036true init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 78#L1046true assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 22#L1065true init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 503#L1075true assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 255#L1094true init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 696#L1104true assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 574#L1123true init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 140#L1133true assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 592#L1152true init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 56#L1162true assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 363#L1181true init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 242#L1191true assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 52#L1210true init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 169#L1220true assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 422#L1239true init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 607#L1249true assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 659#L1268true init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 625#L1278true assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 730#L1297true init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 37#L1307true assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 339#L1326true init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 282#L1336true assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 307#L1355true init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 75#L1365true assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 516#L1384true init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 376#L1394true assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 672#L1413true init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 599#L1423true assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 547#L1442true init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 405#L1452true assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 642#L1471true init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 201#L1481true assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 234#L1500true init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 23#L1510true assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 355#L1529true init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 351#L1539true assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 182#L1558true init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 713#L1568true assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 622#L1587true init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 495#L1597true assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 25#L1616true init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 542#L1626true assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 684#L1645true init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 321#L1655true assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 249#L1674true init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 709#L1684true assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 252#L1703true init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 421#L1713true assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 274#L1732true init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 93#L1742true assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 686#L1761true init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 392#L1771true assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 425#L1790true init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 580#L1800true assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 385#L1819true init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 206#L1829true assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 177#L1848true init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 643#L1858true assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 544#L1877true init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 101#L1887true assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 278#L1906true init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 414#L1916true assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 486#L1935true init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 119#L1945true assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 657#L1964true init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 152#L1974true assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 110#L1993true init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 615#L2003true assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 334#L2022true init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 546#L2032true assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 426#L2051true init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 538#L2061true assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 466#L2080true init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 180#L2090true assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 132#L2109true init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 575#L2119true assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 695#L2138true init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 727#L2148true assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 213#L2167true init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 520#L2177true assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 558#L2196true init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 89#L2206true assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 458#L2225true init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 646#L2235true assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 380#L2254true init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 125#L2264true assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 525#L2283true init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 112#L2293true assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 145#L2312true init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 590#L2322true assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 526#L2341true init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 38#L2351true assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 3#L2370true init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 320#L2380true assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 634#L2399true init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 192#L2409true assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 71#L2428true init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 635#L2438true assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 569#L2438-1true init_#res := init_~tmp___59~0; 329#L2699true main_#t~ret87 := init_#res;main_~i2~0 := main_#t~ret87;havoc main_#t~ret87;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 496#L21true assume !(0 == assume_abort_if_not_~cond); 193#L20true ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~nomsg~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~nomsg~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~nomsg~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~nomsg~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~nomsg~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~nomsg~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~nomsg~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~nomsg~0;~p54_new~0 := ~nomsg~0;main_~i2~0 := 0; 468#L2876-2true [2021-11-07 08:14:28,473 INFO L793 eck$LassoCheckResult]: Loop: 468#L2876-2true assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10, node1_~newmax~0;havoc node1_~newmax~0;node1_~newmax~0 := 0; 487#L154true assume !(0 != ~mode1~0 % 256); 88#L198true assume !(~r1~0 < 4); 120#L198-1true ~mode1~0 := 1; 170#L154-2true havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14, node2_~newmax~1;havoc node2_~newmax~1;node2_~newmax~1 := 0; 97#L231true assume !(0 != ~mode2~0 % 256); 502#L275true assume !(~r2~0 < 4); 346#L275-1true ~mode2~0 := 1; 5#L231-2true havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18, node3_~newmax~2;havoc node3_~newmax~2;node3_~newmax~2 := 0; 181#L308true assume !(0 != ~mode3~0 % 256); 699#L352true assume !(~r3~0 < 4); 483#L352-1true ~mode3~0 := 1; 72#L308-2true havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22, node4_~newmax~3;havoc node4_~newmax~3;node4_~newmax~3 := 0; 561#L385true assume !(0 != ~mode4~0 % 256); 284#L429true assume !(~r4~0 < 4); 248#L429-1true ~mode4~0 := 1; 150#L385-2true havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26, node5_~newmax~4;havoc node5_~newmax~4;node5_~newmax~4 := 0; 469#L462true assume !(0 != ~mode5~0 % 256); 508#L506true assume !(~r5~0 < 4); 653#L506-1true ~mode5~0 := 1; 560#L462-2true ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~p15_new~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~p25_new~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~p35_new~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~p45_new~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~p51_new~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~p52_new~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~p53_new~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~p54_new~0;~p54_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 612#L2707true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 74#L2707-1true check_#res := check_~tmp~1; 40#L2763true main_#t~ret88 := check_#res;main_~c1~0 := main_#t~ret88;havoc main_#t~ret88;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 299#L2936true assume !(0 == assert_~arg % 256); 227#L2931true main_#t~post89 := main_~i2~0;main_~i2~0 := 1 + main_#t~post89;havoc main_#t~post89; 468#L2876-2true [2021-11-07 08:14:28,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:14:28,491 INFO L85 PathProgramCache]: Analyzing trace with hash -1564679044, now seen corresponding path program 1 times [2021-11-07 08:14:28,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:14:28,502 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380781586] [2021-11-07 08:14:28,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:14:28,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:14:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 08:14:29,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 08:14:29,198 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 08:14:29,198 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380781586] [2021-11-07 08:14:29,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380781586] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 08:14:29,201 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 08:14:29,201 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 08:14:29,204 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638205065] [2021-11-07 08:14:29,217 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-07 08:14:29,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:14:29,220 INFO L85 PathProgramCache]: Analyzing trace with hash -1646052272, now seen corresponding path program 1 times [2021-11-07 08:14:29,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:14:29,221 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050724545] [2021-11-07 08:14:29,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:14:29,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:14:29,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 08:14:29,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 08:14:29,400 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 08:14:29,401 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050724545] [2021-11-07 08:14:29,401 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050724545] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 08:14:29,401 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 08:14:29,402 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 08:14:29,402 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232379939] [2021-11-07 08:14:29,409 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-07 08:14:29,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 08:14:29,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 08:14:29,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 08:14:29,433 INFO L87 Difference]: Start difference. First operand has 735 states, 734 states have (on average 1.848773841961853) internal successors, (1357), 734 states have internal predecessors, (1357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:14:29,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 08:14:29,593 INFO L93 Difference]: Finished difference Result 739 states and 1357 transitions. [2021-11-07 08:14:29,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 08:14:29,595 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 739 states and 1357 transitions. [2021-11-07 08:14:29,641 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 179 [2021-11-07 08:14:29,657 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 739 states to 730 states and 1339 transitions. [2021-11-07 08:14:29,658 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 730 [2021-11-07 08:14:29,662 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 730 [2021-11-07 08:14:29,663 INFO L73 IsDeterministic]: Start isDeterministic. Operand 730 states and 1339 transitions. [2021-11-07 08:14:29,673 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 08:14:29,674 INFO L681 BuchiCegarLoop]: Abstraction has 730 states and 1339 transitions. [2021-11-07 08:14:29,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states and 1339 transitions. [2021-11-07 08:14:29,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 730. [2021-11-07 08:14:29,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 730 states, 730 states have (on average 1.8342465753424657) internal successors, (1339), 729 states have internal predecessors, (1339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:14:29,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 730 states and 1339 transitions. [2021-11-07 08:14:29,781 INFO L704 BuchiCegarLoop]: Abstraction has 730 states and 1339 transitions. [2021-11-07 08:14:29,781 INFO L587 BuchiCegarLoop]: Abstraction has 730 states and 1339 transitions. [2021-11-07 08:14:29,782 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-07 08:14:29,782 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 730 states and 1339 transitions. [2021-11-07 08:14:29,790 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 179 [2021-11-07 08:14:29,790 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-07 08:14:29,790 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-07 08:14:29,794 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 08:14:29,795 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 08:14:29,795 INFO L791 eck$LassoCheckResult]: Stem: 2221#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(44);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p15~0 := 0;~p15_old~0 := 0;~p15_new~0 := 0;~ep15~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p25~0 := 0;~p25_old~0 := 0;~p25_new~0 := 0;~ep25~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p35~0 := 0;~p35_old~0 := 0;~p35_new~0 := 0;~ep35~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~p45~0 := 0;~p45_old~0 := 0;~p45_new~0 := 0;~ep45~0 := 0;~p51~0 := 0;~p51_old~0 := 0;~p51_new~0 := 0;~ep51~0 := 0;~p52~0 := 0;~p52_old~0 := 0;~p52_new~0 := 0;~ep52~0 := 0;~p53~0 := 0;~p53_old~0 := 0;~p53_new~0 := 0;~ep53~0 := 0;~p54~0 := 0;~p54_old~0 := 0;~p54_new~0 := 0;~ep54~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~newmax4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0;~newmax5~0 := 0; 2202#L-1 havoc main_#res;havoc main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~nondet63, main_#t~nondet64, main_#t~nondet65, main_#t~nondet66, main_#t~nondet67, main_#t~nondet68, main_#t~nondet69, main_#t~nondet70, main_#t~nondet71, main_#t~nondet72, main_#t~nondet73, main_#t~nondet74, main_#t~nondet75, main_#t~nondet76, main_#t~nondet77, main_#t~nondet78, main_#t~nondet79, main_#t~nondet80, main_#t~nondet81, main_#t~nondet82, main_#t~nondet83, main_#t~nondet84, main_#t~nondet85, main_#t~nondet86, main_#t~ret87, main_#t~ret88, main_#t~post89, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep13~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep14~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep15~0 := main_#t~nondet30;havoc main_#t~nondet30;~ep21~0 := main_#t~nondet31;havoc main_#t~nondet31;~ep23~0 := main_#t~nondet32;havoc main_#t~nondet32;~ep24~0 := main_#t~nondet33;havoc main_#t~nondet33;~ep25~0 := main_#t~nondet34;havoc main_#t~nondet34;~ep31~0 := main_#t~nondet35;havoc main_#t~nondet35;~ep32~0 := main_#t~nondet36;havoc main_#t~nondet36;~ep34~0 := main_#t~nondet37;havoc main_#t~nondet37;~ep35~0 := main_#t~nondet38;havoc main_#t~nondet38;~ep41~0 := main_#t~nondet39;havoc main_#t~nondet39;~ep42~0 := main_#t~nondet40;havoc main_#t~nondet40;~ep43~0 := main_#t~nondet41;havoc main_#t~nondet41;~ep45~0 := main_#t~nondet42;havoc main_#t~nondet42;~ep51~0 := main_#t~nondet43;havoc main_#t~nondet43;~ep52~0 := main_#t~nondet44;havoc main_#t~nondet44;~ep53~0 := main_#t~nondet45;havoc main_#t~nondet45;~ep54~0 := main_#t~nondet46;havoc main_#t~nondet46;~id1~0 := main_#t~nondet47;havoc main_#t~nondet47;~r1~0 := main_#t~nondet48;havoc main_#t~nondet48;~st1~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl1~0 := main_#t~nondet50;havoc main_#t~nondet50;~m1~0 := main_#t~nondet51;havoc main_#t~nondet51;~max1~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode1~0 := main_#t~nondet53;havoc main_#t~nondet53;~newmax1~0 := main_#t~nondet54;havoc main_#t~nondet54;~id2~0 := main_#t~nondet55;havoc main_#t~nondet55;~r2~0 := main_#t~nondet56;havoc main_#t~nondet56;~st2~0 := main_#t~nondet57;havoc main_#t~nondet57;~nl2~0 := main_#t~nondet58;havoc main_#t~nondet58;~m2~0 := main_#t~nondet59;havoc main_#t~nondet59;~max2~0 := main_#t~nondet60;havoc main_#t~nondet60;~mode2~0 := main_#t~nondet61;havoc main_#t~nondet61;~newmax2~0 := main_#t~nondet62;havoc main_#t~nondet62;~id3~0 := main_#t~nondet63;havoc main_#t~nondet63;~r3~0 := main_#t~nondet64;havoc main_#t~nondet64;~st3~0 := main_#t~nondet65;havoc main_#t~nondet65;~nl3~0 := main_#t~nondet66;havoc main_#t~nondet66;~m3~0 := main_#t~nondet67;havoc main_#t~nondet67;~max3~0 := main_#t~nondet68;havoc main_#t~nondet68;~mode3~0 := main_#t~nondet69;havoc main_#t~nondet69;~newmax3~0 := main_#t~nondet70;havoc main_#t~nondet70;~id4~0 := main_#t~nondet71;havoc main_#t~nondet71;~r4~0 := main_#t~nondet72;havoc main_#t~nondet72;~st4~0 := main_#t~nondet73;havoc main_#t~nondet73;~nl4~0 := main_#t~nondet74;havoc main_#t~nondet74;~m4~0 := main_#t~nondet75;havoc main_#t~nondet75;~max4~0 := main_#t~nondet76;havoc main_#t~nondet76;~mode4~0 := main_#t~nondet77;havoc main_#t~nondet77;~newmax4~0 := main_#t~nondet78;havoc main_#t~nondet78;~id5~0 := main_#t~nondet79;havoc main_#t~nondet79;~r5~0 := main_#t~nondet80;havoc main_#t~nondet80;~st5~0 := main_#t~nondet81;havoc main_#t~nondet81;~nl5~0 := main_#t~nondet82;havoc main_#t~nondet82;~m5~0 := main_#t~nondet83;havoc main_#t~nondet83;~max5~0 := main_#t~nondet84;havoc main_#t~nondet84;~mode5~0 := main_#t~nondet85;havoc main_#t~nondet85;~newmax5~0 := main_#t~nondet86;havoc main_#t~nondet86;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r151~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r251~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r351~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r451~0, init_~r511~0, init_~r521~0, init_~r531~0, init_~r541~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r152~0, init_~tmp___2~0, init_~r212~0, init_~tmp___3~0, init_~r232~0, init_~tmp___4~0, init_~r242~0, init_~tmp___5~0, init_~r252~0, init_~tmp___6~0, init_~r312~0, init_~tmp___7~0, init_~r322~0, init_~tmp___8~0, init_~r342~0, init_~tmp___9~0, init_~r352~0, init_~tmp___10~0, init_~r412~0, init_~tmp___11~0, init_~r422~0, init_~tmp___12~0, init_~r432~0, init_~tmp___13~0, init_~r452~0, init_~tmp___14~0, init_~r512~0, init_~tmp___15~0, init_~r522~0, init_~tmp___16~0, init_~r532~0, init_~tmp___17~0, init_~r542~0, init_~tmp___18~0, init_~r123~0, init_~tmp___19~0, init_~r133~0, init_~tmp___20~0, init_~r143~0, init_~tmp___21~0, init_~r153~0, init_~tmp___22~0, init_~r213~0, init_~tmp___23~0, init_~r233~0, init_~tmp___24~0, init_~r243~0, init_~tmp___25~0, init_~r253~0, init_~tmp___26~0, init_~r313~0, init_~tmp___27~0, init_~r323~0, init_~tmp___28~0, init_~r343~0, init_~tmp___29~0, init_~r353~0, init_~tmp___30~0, init_~r413~0, init_~tmp___31~0, init_~r423~0, init_~tmp___32~0, init_~r433~0, init_~tmp___33~0, init_~r453~0, init_~tmp___34~0, init_~r513~0, init_~tmp___35~0, init_~r523~0, init_~tmp___36~0, init_~r533~0, init_~tmp___37~0, init_~r543~0, init_~tmp___38~0, init_~r124~0, init_~tmp___39~0, init_~r134~0, init_~tmp___40~0, init_~r144~0, init_~tmp___41~0, init_~r154~0, init_~tmp___42~0, init_~r214~0, init_~tmp___43~0, init_~r234~0, init_~tmp___44~0, init_~r244~0, init_~tmp___45~0, init_~r254~0, init_~tmp___46~0, init_~r314~0, init_~tmp___47~0, init_~r324~0, init_~tmp___48~0, init_~r344~0, init_~tmp___49~0, init_~r354~0, init_~tmp___50~0, init_~r414~0, init_~tmp___51~0, init_~r424~0, init_~tmp___52~0, init_~r434~0, init_~tmp___53~0, init_~r454~0, init_~tmp___54~0, init_~r514~0, init_~tmp___55~0, init_~r524~0, init_~tmp___56~0, init_~r534~0, init_~tmp___57~0, init_~r544~0, init_~tmp___58~0, init_~tmp___59~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r151~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r251~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r351~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r451~0;havoc init_~r511~0;havoc init_~r521~0;havoc init_~r531~0;havoc init_~r541~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r152~0;havoc init_~tmp___2~0;havoc init_~r212~0;havoc init_~tmp___3~0;havoc init_~r232~0;havoc init_~tmp___4~0;havoc init_~r242~0;havoc init_~tmp___5~0;havoc init_~r252~0;havoc init_~tmp___6~0;havoc init_~r312~0;havoc init_~tmp___7~0;havoc init_~r322~0;havoc init_~tmp___8~0;havoc init_~r342~0;havoc init_~tmp___9~0;havoc init_~r352~0;havoc init_~tmp___10~0;havoc init_~r412~0;havoc init_~tmp___11~0;havoc init_~r422~0;havoc init_~tmp___12~0;havoc init_~r432~0;havoc init_~tmp___13~0;havoc init_~r452~0;havoc init_~tmp___14~0;havoc init_~r512~0;havoc init_~tmp___15~0;havoc init_~r522~0;havoc init_~tmp___16~0;havoc init_~r532~0;havoc init_~tmp___17~0;havoc init_~r542~0;havoc init_~tmp___18~0;havoc init_~r123~0;havoc init_~tmp___19~0;havoc init_~r133~0;havoc init_~tmp___20~0;havoc init_~r143~0;havoc init_~tmp___21~0;havoc init_~r153~0;havoc init_~tmp___22~0;havoc init_~r213~0;havoc init_~tmp___23~0;havoc init_~r233~0;havoc init_~tmp___24~0;havoc init_~r243~0;havoc init_~tmp___25~0;havoc init_~r253~0;havoc init_~tmp___26~0;havoc init_~r313~0;havoc init_~tmp___27~0;havoc init_~r323~0;havoc init_~tmp___28~0;havoc init_~r343~0;havoc init_~tmp___29~0;havoc init_~r353~0;havoc init_~tmp___30~0;havoc init_~r413~0;havoc init_~tmp___31~0;havoc init_~r423~0;havoc init_~tmp___32~0;havoc init_~r433~0;havoc init_~tmp___33~0;havoc init_~r453~0;havoc init_~tmp___34~0;havoc init_~r513~0;havoc init_~tmp___35~0;havoc init_~r523~0;havoc init_~tmp___36~0;havoc init_~r533~0;havoc init_~tmp___37~0;havoc init_~r543~0;havoc init_~tmp___38~0;havoc init_~r124~0;havoc init_~tmp___39~0;havoc init_~r134~0;havoc init_~tmp___40~0;havoc init_~r144~0;havoc init_~tmp___41~0;havoc init_~r154~0;havoc init_~tmp___42~0;havoc init_~r214~0;havoc init_~tmp___43~0;havoc init_~r234~0;havoc init_~tmp___44~0;havoc init_~r244~0;havoc init_~tmp___45~0;havoc init_~r254~0;havoc init_~tmp___46~0;havoc init_~r314~0;havoc init_~tmp___47~0;havoc init_~r324~0;havoc init_~tmp___48~0;havoc init_~r344~0;havoc init_~tmp___49~0;havoc init_~r354~0;havoc init_~tmp___50~0;havoc init_~r414~0;havoc init_~tmp___51~0;havoc init_~r424~0;havoc init_~tmp___52~0;havoc init_~r434~0;havoc init_~tmp___53~0;havoc init_~r454~0;havoc init_~tmp___54~0;havoc init_~r514~0;havoc init_~tmp___55~0;havoc init_~r524~0;havoc init_~tmp___56~0;havoc init_~r534~0;havoc init_~tmp___57~0;havoc init_~r544~0;havoc init_~tmp___58~0;havoc init_~tmp___59~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r151~0 := ~ep15~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r251~0 := ~ep25~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r351~0 := ~ep35~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0;init_~r451~0 := ~ep45~0;init_~r511~0 := ~ep51~0;init_~r521~0 := ~ep52~0;init_~r531~0 := ~ep53~0;init_~r541~0 := ~ep54~0; 2203#L698 assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 1553#L717 init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 1554#L727 assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 1851#L746 init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 2133#L756 assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 1516#L775 init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 2056#L785 assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 2000#L804 init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 2076#L814 assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 1495#L833 init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 1628#L843 assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 2029#L862 init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 2139#L872 assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 1753#L891 init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 1975#L901 assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 1776#L920 init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 2121#L930 assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 1504#L949 init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 1912#L959 assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 1518#L978 init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 1519#L988 assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 1618#L1007 init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 2123#L1017 assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 1636#L1036 init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 1637#L1046 assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 1543#L1065 init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 1544#L1075 assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 1828#L1094 init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 1951#L1104 assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 2014#L1123 init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 1783#L1133 assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 1647#L1152 init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 1624#L1162 assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 1625#L1181 init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 1932#L1191 assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 1616#L1210 init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 1617#L1220 assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 1725#L1239 init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 2112#L1249 assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 1996#L1268 init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 2209#L1278 assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 2046#L1297 init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 1581#L1307 assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 1582#L1326 init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 1986#L1336 assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 1720#L1355 init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 1666#L1365 assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 1667#L1384 init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 2077#L1394 assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 1985#L1413 init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 2201#L1423 assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 2006#L1442 init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 2102#L1452 assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 1792#L1471 init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 1879#L1481 assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 1711#L1500 init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 1545#L1510 assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 1546#L1529 init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 2060#L1539 assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 1807#L1558 init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 1849#L1568 assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 2136#L1587 init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 2157#L1597 assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 1551#L1616 init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 1552#L1626 assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 1549#L1645 init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 2030#L1655 assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 1943#L1674 init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 1944#L1684 assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 1938#L1703 init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 1950#L1713 assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 1511#L1732 init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 1693#L1742 assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 1694#L1761 init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 2093#L1771 assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 1930#L1790 init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 2113#L1800 assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 1916#L1819 init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 1886#L1829 assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 1685#L1848 init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 1840#L1858 assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 1664#L1877 init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 1712#L1887 assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 1593#L1906 init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 1980#L1916 assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 1670#L1935 init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 1745#L1945 assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 1746#L1964 init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 1798#L1974 assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 1730#L1993 init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 1731#L2003 assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 2041#L2022 init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 2042#L2032 assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 1919#L2051 init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 2114#L2061 assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 1744#L2080 init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 1843#L2090 assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 1542#L2109 init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 1769#L2119 assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 1524#L2138 init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 2220#L2148 assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 1641#L2167 init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 1895#L2177 assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 1513#L2196 init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 1689#L2206 assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 1632#L2225 init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 2132#L2235 assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 1957#L2254 init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 1756#L2264 assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 1697#L2283 init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 1735#L2293 assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 1736#L2312 init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 1788#L2322 assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 1567#L2341 init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 1584#L2351 assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 1492#L2370 init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 1493#L2380 assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 1652#L2399 init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 1861#L2409 assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 1558#L2428 init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 1657#L2438 assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 1501#L2438-1 init_#res := init_~tmp___59~0; 2036#L2699 main_#t~ret87 := init_#res;main_~i2~0 := main_#t~ret87;havoc main_#t~ret87;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 2037#L21 assume !(0 == assume_abort_if_not_~cond); 1862#L20 ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~nomsg~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~nomsg~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~nomsg~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~nomsg~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~nomsg~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~nomsg~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~nomsg~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~nomsg~0;~p54_new~0 := ~nomsg~0;main_~i2~0 := 0; 1863#L2876-2 [2021-11-07 08:14:29,796 INFO L793 eck$LassoCheckResult]: Loop: 1863#L2876-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10, node1_~newmax~0;havoc node1_~newmax~0;node1_~newmax~0 := 0; 2140#L154 assume !(0 != ~mode1~0 % 256); 1687#L198 assume !(~r1~0 < 4); 1580#L198-1 ~mode1~0 := 1; 1623#L154-2 havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14, node2_~newmax~1;havoc node2_~newmax~1;node2_~newmax~1 := 0; 1703#L231 assume !(0 != ~mode2~0 % 256); 1704#L275 assume !(~r2~0 < 4); 1740#L275-1 ~mode2~0 := 1; 1497#L231-2 havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18, node3_~newmax~2;havoc node3_~newmax~2;node3_~newmax~2 := 0; 1498#L308 assume !(0 != ~mode3~0 % 256); 1848#L352 assume !(~r3~0 < 4); 1825#L352-1 ~mode3~0 := 1; 1658#L308-2 havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22, node4_~newmax~3;havoc node4_~newmax~3;node4_~newmax~3 := 0; 1659#L385 assume !(0 != ~mode4~0 % 256); 1989#L429 assume !(~r4~0 < 4); 1942#L429-1 ~mode4~0 := 1; 1795#L385-2 havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26, node5_~newmax~4;havoc node5_~newmax~4;node5_~newmax~4 := 0; 1796#L462 assume !(0 != ~mode5~0 % 256); 2142#L506 assume !(~r5~0 < 4); 1766#L506-1 ~mode5~0 := 1; 1615#L462-2 ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~p15_new~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~p25_new~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~p35_new~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~p45_new~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~p51_new~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~p52_new~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~p53_new~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~p54_new~0;~p54_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 2184#L2707 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1574#L2708 assume ~st1~0 + ~nl1~0 <= 1; 1575#L2709 assume ~st2~0 + ~nl2~0 <= 1; 2100#L2710 assume ~st3~0 + ~nl3~0 <= 1; 2101#L2711 assume ~st4~0 + ~nl4~0 <= 1; 2204#L2712 assume ~st5~0 + ~nl5~0 <= 1; 2143#L2713 assume ~r1~0 >= 4; 1878#L2717 assume ~r1~0 < 4; 2050#L2722 assume ~r1~0 >= 4; 2051#L2727 assume ~r1~0 < 4;check_~tmp~1 := 1; 1662#L2707-1 check_#res := check_~tmp~1; 1588#L2763 main_#t~ret88 := check_#res;main_~c1~0 := main_#t~ret88;havoc main_#t~ret88;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1589#L2936 assume !(0 == assert_~arg % 256); 1915#L2931 main_#t~post89 := main_~i2~0;main_~i2~0 := 1 + main_#t~post89;havoc main_#t~post89; 1863#L2876-2 [2021-11-07 08:14:29,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:14:29,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1564679044, now seen corresponding path program 2 times [2021-11-07 08:14:29,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:14:29,798 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786678936] [2021-11-07 08:14:29,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:14:29,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:14:29,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 08:14:30,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 08:14:30,025 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 08:14:30,026 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786678936] [2021-11-07 08:14:30,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786678936] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 08:14:30,026 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 08:14:30,027 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 08:14:30,027 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565112950] [2021-11-07 08:14:30,029 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-07 08:14:30,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:14:30,033 INFO L85 PathProgramCache]: Analyzing trace with hash -1231491467, now seen corresponding path program 1 times [2021-11-07 08:14:30,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:14:30,034 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459390721] [2021-11-07 08:14:30,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:14:30,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:14:30,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 08:14:30,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 08:14:30,080 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 08:14:30,087 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459390721] [2021-11-07 08:14:30,088 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459390721] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 08:14:30,088 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 08:14:30,088 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 08:14:30,089 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827031349] [2021-11-07 08:14:30,089 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-07 08:14:30,089 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 08:14:30,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 08:14:30,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 08:14:30,093 INFO L87 Difference]: Start difference. First operand 730 states and 1339 transitions. cyclomatic complexity: 610 Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:14:30,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 08:14:30,162 INFO L93 Difference]: Finished difference Result 877 states and 1583 transitions. [2021-11-07 08:14:30,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 08:14:30,163 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 877 states and 1583 transitions. [2021-11-07 08:14:30,175 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 326 [2021-11-07 08:14:30,187 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 877 states to 877 states and 1583 transitions. [2021-11-07 08:14:30,188 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 877 [2021-11-07 08:14:30,189 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 877 [2021-11-07 08:14:30,189 INFO L73 IsDeterministic]: Start isDeterministic. Operand 877 states and 1583 transitions. [2021-11-07 08:14:30,192 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 08:14:30,192 INFO L681 BuchiCegarLoop]: Abstraction has 877 states and 1583 transitions. [2021-11-07 08:14:30,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 877 states and 1583 transitions. [2021-11-07 08:14:30,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 877 to 877. [2021-11-07 08:14:30,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 877 states, 877 states have (on average 1.8050171037628278) internal successors, (1583), 876 states have internal predecessors, (1583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:14:30,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 877 states and 1583 transitions. [2021-11-07 08:14:30,225 INFO L704 BuchiCegarLoop]: Abstraction has 877 states and 1583 transitions. [2021-11-07 08:14:30,225 INFO L587 BuchiCegarLoop]: Abstraction has 877 states and 1583 transitions. [2021-11-07 08:14:30,226 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-07 08:14:30,226 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 877 states and 1583 transitions. [2021-11-07 08:14:30,235 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 326 [2021-11-07 08:14:30,235 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-07 08:14:30,235 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-07 08:14:30,247 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 08:14:30,247 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 08:14:30,250 INFO L791 eck$LassoCheckResult]: Stem: 3849#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(44);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p15~0 := 0;~p15_old~0 := 0;~p15_new~0 := 0;~ep15~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p25~0 := 0;~p25_old~0 := 0;~p25_new~0 := 0;~ep25~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p35~0 := 0;~p35_old~0 := 0;~p35_new~0 := 0;~ep35~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~p45~0 := 0;~p45_old~0 := 0;~p45_new~0 := 0;~ep45~0 := 0;~p51~0 := 0;~p51_old~0 := 0;~p51_new~0 := 0;~ep51~0 := 0;~p52~0 := 0;~p52_old~0 := 0;~p52_new~0 := 0;~ep52~0 := 0;~p53~0 := 0;~p53_old~0 := 0;~p53_new~0 := 0;~ep53~0 := 0;~p54~0 := 0;~p54_old~0 := 0;~p54_new~0 := 0;~ep54~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~newmax4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0;~newmax5~0 := 0; 3828#L-1 havoc main_#res;havoc main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~nondet63, main_#t~nondet64, main_#t~nondet65, main_#t~nondet66, main_#t~nondet67, main_#t~nondet68, main_#t~nondet69, main_#t~nondet70, main_#t~nondet71, main_#t~nondet72, main_#t~nondet73, main_#t~nondet74, main_#t~nondet75, main_#t~nondet76, main_#t~nondet77, main_#t~nondet78, main_#t~nondet79, main_#t~nondet80, main_#t~nondet81, main_#t~nondet82, main_#t~nondet83, main_#t~nondet84, main_#t~nondet85, main_#t~nondet86, main_#t~ret87, main_#t~ret88, main_#t~post89, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep13~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep14~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep15~0 := main_#t~nondet30;havoc main_#t~nondet30;~ep21~0 := main_#t~nondet31;havoc main_#t~nondet31;~ep23~0 := main_#t~nondet32;havoc main_#t~nondet32;~ep24~0 := main_#t~nondet33;havoc main_#t~nondet33;~ep25~0 := main_#t~nondet34;havoc main_#t~nondet34;~ep31~0 := main_#t~nondet35;havoc main_#t~nondet35;~ep32~0 := main_#t~nondet36;havoc main_#t~nondet36;~ep34~0 := main_#t~nondet37;havoc main_#t~nondet37;~ep35~0 := main_#t~nondet38;havoc main_#t~nondet38;~ep41~0 := main_#t~nondet39;havoc main_#t~nondet39;~ep42~0 := main_#t~nondet40;havoc main_#t~nondet40;~ep43~0 := main_#t~nondet41;havoc main_#t~nondet41;~ep45~0 := main_#t~nondet42;havoc main_#t~nondet42;~ep51~0 := main_#t~nondet43;havoc main_#t~nondet43;~ep52~0 := main_#t~nondet44;havoc main_#t~nondet44;~ep53~0 := main_#t~nondet45;havoc main_#t~nondet45;~ep54~0 := main_#t~nondet46;havoc main_#t~nondet46;~id1~0 := main_#t~nondet47;havoc main_#t~nondet47;~r1~0 := main_#t~nondet48;havoc main_#t~nondet48;~st1~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl1~0 := main_#t~nondet50;havoc main_#t~nondet50;~m1~0 := main_#t~nondet51;havoc main_#t~nondet51;~max1~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode1~0 := main_#t~nondet53;havoc main_#t~nondet53;~newmax1~0 := main_#t~nondet54;havoc main_#t~nondet54;~id2~0 := main_#t~nondet55;havoc main_#t~nondet55;~r2~0 := main_#t~nondet56;havoc main_#t~nondet56;~st2~0 := main_#t~nondet57;havoc main_#t~nondet57;~nl2~0 := main_#t~nondet58;havoc main_#t~nondet58;~m2~0 := main_#t~nondet59;havoc main_#t~nondet59;~max2~0 := main_#t~nondet60;havoc main_#t~nondet60;~mode2~0 := main_#t~nondet61;havoc main_#t~nondet61;~newmax2~0 := main_#t~nondet62;havoc main_#t~nondet62;~id3~0 := main_#t~nondet63;havoc main_#t~nondet63;~r3~0 := main_#t~nondet64;havoc main_#t~nondet64;~st3~0 := main_#t~nondet65;havoc main_#t~nondet65;~nl3~0 := main_#t~nondet66;havoc main_#t~nondet66;~m3~0 := main_#t~nondet67;havoc main_#t~nondet67;~max3~0 := main_#t~nondet68;havoc main_#t~nondet68;~mode3~0 := main_#t~nondet69;havoc main_#t~nondet69;~newmax3~0 := main_#t~nondet70;havoc main_#t~nondet70;~id4~0 := main_#t~nondet71;havoc main_#t~nondet71;~r4~0 := main_#t~nondet72;havoc main_#t~nondet72;~st4~0 := main_#t~nondet73;havoc main_#t~nondet73;~nl4~0 := main_#t~nondet74;havoc main_#t~nondet74;~m4~0 := main_#t~nondet75;havoc main_#t~nondet75;~max4~0 := main_#t~nondet76;havoc main_#t~nondet76;~mode4~0 := main_#t~nondet77;havoc main_#t~nondet77;~newmax4~0 := main_#t~nondet78;havoc main_#t~nondet78;~id5~0 := main_#t~nondet79;havoc main_#t~nondet79;~r5~0 := main_#t~nondet80;havoc main_#t~nondet80;~st5~0 := main_#t~nondet81;havoc main_#t~nondet81;~nl5~0 := main_#t~nondet82;havoc main_#t~nondet82;~m5~0 := main_#t~nondet83;havoc main_#t~nondet83;~max5~0 := main_#t~nondet84;havoc main_#t~nondet84;~mode5~0 := main_#t~nondet85;havoc main_#t~nondet85;~newmax5~0 := main_#t~nondet86;havoc main_#t~nondet86;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r151~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r251~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r351~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r451~0, init_~r511~0, init_~r521~0, init_~r531~0, init_~r541~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r152~0, init_~tmp___2~0, init_~r212~0, init_~tmp___3~0, init_~r232~0, init_~tmp___4~0, init_~r242~0, init_~tmp___5~0, init_~r252~0, init_~tmp___6~0, init_~r312~0, init_~tmp___7~0, init_~r322~0, init_~tmp___8~0, init_~r342~0, init_~tmp___9~0, init_~r352~0, init_~tmp___10~0, init_~r412~0, init_~tmp___11~0, init_~r422~0, init_~tmp___12~0, init_~r432~0, init_~tmp___13~0, init_~r452~0, init_~tmp___14~0, init_~r512~0, init_~tmp___15~0, init_~r522~0, init_~tmp___16~0, init_~r532~0, init_~tmp___17~0, init_~r542~0, init_~tmp___18~0, init_~r123~0, init_~tmp___19~0, init_~r133~0, init_~tmp___20~0, init_~r143~0, init_~tmp___21~0, init_~r153~0, init_~tmp___22~0, init_~r213~0, init_~tmp___23~0, init_~r233~0, init_~tmp___24~0, init_~r243~0, init_~tmp___25~0, init_~r253~0, init_~tmp___26~0, init_~r313~0, init_~tmp___27~0, init_~r323~0, init_~tmp___28~0, init_~r343~0, init_~tmp___29~0, init_~r353~0, init_~tmp___30~0, init_~r413~0, init_~tmp___31~0, init_~r423~0, init_~tmp___32~0, init_~r433~0, init_~tmp___33~0, init_~r453~0, init_~tmp___34~0, init_~r513~0, init_~tmp___35~0, init_~r523~0, init_~tmp___36~0, init_~r533~0, init_~tmp___37~0, init_~r543~0, init_~tmp___38~0, init_~r124~0, init_~tmp___39~0, init_~r134~0, init_~tmp___40~0, init_~r144~0, init_~tmp___41~0, init_~r154~0, init_~tmp___42~0, init_~r214~0, init_~tmp___43~0, init_~r234~0, init_~tmp___44~0, init_~r244~0, init_~tmp___45~0, init_~r254~0, init_~tmp___46~0, init_~r314~0, init_~tmp___47~0, init_~r324~0, init_~tmp___48~0, init_~r344~0, init_~tmp___49~0, init_~r354~0, init_~tmp___50~0, init_~r414~0, init_~tmp___51~0, init_~r424~0, init_~tmp___52~0, init_~r434~0, init_~tmp___53~0, init_~r454~0, init_~tmp___54~0, init_~r514~0, init_~tmp___55~0, init_~r524~0, init_~tmp___56~0, init_~r534~0, init_~tmp___57~0, init_~r544~0, init_~tmp___58~0, init_~tmp___59~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r151~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r251~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r351~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r451~0;havoc init_~r511~0;havoc init_~r521~0;havoc init_~r531~0;havoc init_~r541~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r152~0;havoc init_~tmp___2~0;havoc init_~r212~0;havoc init_~tmp___3~0;havoc init_~r232~0;havoc init_~tmp___4~0;havoc init_~r242~0;havoc init_~tmp___5~0;havoc init_~r252~0;havoc init_~tmp___6~0;havoc init_~r312~0;havoc init_~tmp___7~0;havoc init_~r322~0;havoc init_~tmp___8~0;havoc init_~r342~0;havoc init_~tmp___9~0;havoc init_~r352~0;havoc init_~tmp___10~0;havoc init_~r412~0;havoc init_~tmp___11~0;havoc init_~r422~0;havoc init_~tmp___12~0;havoc init_~r432~0;havoc init_~tmp___13~0;havoc init_~r452~0;havoc init_~tmp___14~0;havoc init_~r512~0;havoc init_~tmp___15~0;havoc init_~r522~0;havoc init_~tmp___16~0;havoc init_~r532~0;havoc init_~tmp___17~0;havoc init_~r542~0;havoc init_~tmp___18~0;havoc init_~r123~0;havoc init_~tmp___19~0;havoc init_~r133~0;havoc init_~tmp___20~0;havoc init_~r143~0;havoc init_~tmp___21~0;havoc init_~r153~0;havoc init_~tmp___22~0;havoc init_~r213~0;havoc init_~tmp___23~0;havoc init_~r233~0;havoc init_~tmp___24~0;havoc init_~r243~0;havoc init_~tmp___25~0;havoc init_~r253~0;havoc init_~tmp___26~0;havoc init_~r313~0;havoc init_~tmp___27~0;havoc init_~r323~0;havoc init_~tmp___28~0;havoc init_~r343~0;havoc init_~tmp___29~0;havoc init_~r353~0;havoc init_~tmp___30~0;havoc init_~r413~0;havoc init_~tmp___31~0;havoc init_~r423~0;havoc init_~tmp___32~0;havoc init_~r433~0;havoc init_~tmp___33~0;havoc init_~r453~0;havoc init_~tmp___34~0;havoc init_~r513~0;havoc init_~tmp___35~0;havoc init_~r523~0;havoc init_~tmp___36~0;havoc init_~r533~0;havoc init_~tmp___37~0;havoc init_~r543~0;havoc init_~tmp___38~0;havoc init_~r124~0;havoc init_~tmp___39~0;havoc init_~r134~0;havoc init_~tmp___40~0;havoc init_~r144~0;havoc init_~tmp___41~0;havoc init_~r154~0;havoc init_~tmp___42~0;havoc init_~r214~0;havoc init_~tmp___43~0;havoc init_~r234~0;havoc init_~tmp___44~0;havoc init_~r244~0;havoc init_~tmp___45~0;havoc init_~r254~0;havoc init_~tmp___46~0;havoc init_~r314~0;havoc init_~tmp___47~0;havoc init_~r324~0;havoc init_~tmp___48~0;havoc init_~r344~0;havoc init_~tmp___49~0;havoc init_~r354~0;havoc init_~tmp___50~0;havoc init_~r414~0;havoc init_~tmp___51~0;havoc init_~r424~0;havoc init_~tmp___52~0;havoc init_~r434~0;havoc init_~tmp___53~0;havoc init_~r454~0;havoc init_~tmp___54~0;havoc init_~r514~0;havoc init_~tmp___55~0;havoc init_~r524~0;havoc init_~tmp___56~0;havoc init_~r534~0;havoc init_~tmp___57~0;havoc init_~r544~0;havoc init_~tmp___58~0;havoc init_~tmp___59~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r151~0 := ~ep15~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r251~0 := ~ep25~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r351~0 := ~ep35~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0;init_~r451~0 := ~ep45~0;init_~r511~0 := ~ep51~0;init_~r521~0 := ~ep52~0;init_~r531~0 := ~ep53~0;init_~r541~0 := ~ep54~0; 3829#L698 assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 3169#L717 init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 3170#L727 assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 3468#L746 init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 3754#L756 assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 3132#L775 init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 3675#L785 assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 3619#L804 init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 3695#L814 assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 3111#L833 init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 3244#L843 assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 3648#L862 init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 3758#L872 assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 3367#L891 init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 3591#L901 assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 3393#L920 init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 3742#L930 assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 3120#L949 init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 3529#L959 assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 3134#L978 init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 3135#L988 assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 3234#L1007 init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 3744#L1017 assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 3252#L1036 init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 3253#L1046 assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 3159#L1065 init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 3160#L1075 assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 3443#L1094 init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 3570#L1104 assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 3633#L1123 init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 3397#L1133 assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 3263#L1152 init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 3240#L1162 assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 3241#L1181 init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 3551#L1191 assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 3232#L1210 init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 3233#L1220 assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 3340#L1239 init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 3732#L1249 assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 3615#L1268 init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 3835#L1278 assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 3664#L1297 init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 3197#L1307 assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 3198#L1326 init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 3605#L1336 assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 3336#L1355 init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 3279#L1365 assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 3280#L1384 init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 3696#L1394 assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 3604#L1413 init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 3827#L1423 assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 3625#L1442 init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 3721#L1452 assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 3409#L1471 init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 3496#L1481 assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 3327#L1500 init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 3161#L1510 assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 3162#L1529 init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 3678#L1539 assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 3424#L1558 init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 3466#L1568 assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 3757#L1587 init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 3778#L1597 assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 3167#L1616 init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 3168#L1626 assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 3165#L1645 init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 3649#L1655 assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 3562#L1674 init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 3563#L1684 assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 3557#L1703 init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 3567#L1713 assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 3127#L1732 init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 3309#L1742 assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 3310#L1761 init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 3712#L1771 assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 3549#L1790 init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 3734#L1800 assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 3534#L1819 init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 3503#L1829 assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 3301#L1848 init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 3457#L1858 assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 3282#L1877 init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 3328#L1887 assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 3209#L1906 init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 3599#L1916 assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 3286#L1935 init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 3361#L1945 assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 3362#L1964 init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 3415#L1974 assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 3346#L1993 init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 3347#L2003 assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 3660#L2022 init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 3661#L2032 assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 3537#L2051 init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 3735#L2061 assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 3360#L2080 init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 3462#L2090 assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 3158#L2109 init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 3386#L2119 assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 3143#L2138 init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 3848#L2148 assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 3257#L2167 init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 3512#L2177 assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 3129#L2196 init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 3305#L2206 assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 3251#L2225 init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 3753#L2235 assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 3576#L2254 init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 3373#L2264 assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 3313#L2283 init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 3351#L2293 assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 3352#L2312 init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 3405#L2322 assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 3186#L2341 init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 3200#L2351 assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 3108#L2370 init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 3109#L2380 assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 3268#L2399 init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 3481#L2409 assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 3174#L2428 init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 3273#L2438 assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 3117#L2438-1 init_#res := init_~tmp___59~0; 3655#L2699 main_#t~ret87 := init_#res;main_~i2~0 := main_#t~ret87;havoc main_#t~ret87;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 3656#L21 assume !(0 == assume_abort_if_not_~cond); 3482#L20 ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~nomsg~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~nomsg~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~nomsg~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~nomsg~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~nomsg~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~nomsg~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~nomsg~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~nomsg~0;~p54_new~0 := ~nomsg~0;main_~i2~0 := 0; 3483#L2876-2 [2021-11-07 08:14:30,251 INFO L793 eck$LassoCheckResult]: Loop: 3483#L2876-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10, node1_~newmax~0;havoc node1_~newmax~0;node1_~newmax~0 := 0; 3853#L154 assume !(0 != ~mode1~0 % 256); 3852#L198 assume ~r1~0 < 4; 3545#L199 assume !(0 != ~ep12~0 % 256); 3388#L199-1 assume !(0 != ~ep13~0 % 256); 3390#L204 assume !(0 != ~ep14~0 % 256); 3332#L209 assume !(0 != ~ep15~0 % 256); 3196#L198-1 ~mode1~0 := 1; 3239#L154-2 havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14, node2_~newmax~1;havoc node2_~newmax~1;node2_~newmax~1 := 0; 3949#L231 assume !(0 != ~mode2~0 % 256); 3950#L275 assume !(~r2~0 < 4); 3931#L275-1 ~mode2~0 := 1; 3928#L231-2 havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18, node3_~newmax~2;havoc node3_~newmax~2;node3_~newmax~2 := 0; 3925#L308 assume !(0 != ~mode3~0 % 256); 3921#L352 assume !(~r3~0 < 4); 3916#L352-1 ~mode3~0 := 1; 3914#L308-2 havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22, node4_~newmax~3;havoc node4_~newmax~3;node4_~newmax~3 := 0; 3913#L385 assume !(0 != ~mode4~0 % 256); 3608#L429 assume !(~r4~0 < 4); 3561#L429-1 ~mode4~0 := 1; 3412#L385-2 havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26, node5_~newmax~4;havoc node5_~newmax~4;node5_~newmax~4 := 0; 3413#L462 assume !(0 != ~mode5~0 % 256); 3763#L506 assume !(~r5~0 < 4); 3383#L506-1 ~mode5~0 := 1; 3231#L462-2 ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~p15_new~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~p25_new~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~p35_new~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~p45_new~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~p51_new~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~p52_new~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~p53_new~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~p54_new~0;~p54_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 3806#L2707 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 3190#L2708 assume ~st1~0 + ~nl1~0 <= 1; 3191#L2709 assume ~st2~0 + ~nl2~0 <= 1; 3860#L2710 assume ~st3~0 + ~nl3~0 <= 1; 3859#L2711 assume ~st4~0 + ~nl4~0 <= 1; 3858#L2712 assume ~st5~0 + ~nl5~0 <= 1; 3851#L2713 assume !(~r1~0 >= 4); 3494#L2716 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 3495#L2717 assume ~r1~0 < 4; 3850#L2722 assume !(~r1~0 >= 4); 3839#L2726 assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0 + ~nl4~0 + ~nl5~0; 3840#L2727 assume ~r1~0 < 4;check_~tmp~1 := 1; 3857#L2707-1 check_#res := check_~tmp~1; 3856#L2763 main_#t~ret88 := check_#res;main_~c1~0 := main_#t~ret88;havoc main_#t~ret88;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 3855#L2936 assume !(0 == assert_~arg % 256); 3854#L2931 main_#t~post89 := main_~i2~0;main_~i2~0 := 1 + main_#t~post89;havoc main_#t~post89; 3483#L2876-2 [2021-11-07 08:14:30,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:14:30,252 INFO L85 PathProgramCache]: Analyzing trace with hash -1564679044, now seen corresponding path program 3 times [2021-11-07 08:14:30,252 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:14:30,252 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702183302] [2021-11-07 08:14:30,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:14:30,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:14:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 08:14:30,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 08:14:30,467 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 08:14:30,467 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702183302] [2021-11-07 08:14:30,467 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702183302] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 08:14:30,468 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 08:14:30,468 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 08:14:30,468 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435684554] [2021-11-07 08:14:30,469 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-07 08:14:30,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:14:30,470 INFO L85 PathProgramCache]: Analyzing trace with hash 1799672173, now seen corresponding path program 1 times [2021-11-07 08:14:30,470 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:14:30,470 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881479657] [2021-11-07 08:14:30,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:14:30,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:14:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:14:30,487 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:14:30,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:14:30,548 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:14:33,384 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:14:33,386 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:14:33,387 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:14:33,389 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:14:33,390 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-07 08:14:33,391 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:33,391 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:14:33,392 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:14:33,392 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c_Iteration3_Loop [2021-11-07 08:14:33,392 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:14:33,393 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:14:33,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,483 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:33,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:34,955 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:14:34,956 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-07 08:14:34,958 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:34,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:34,960 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:14:34,966 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:14:34,967 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:14:34,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-07 08:14:35,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-07 08:14:35,044 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:35,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:35,045 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:14:35,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-07 08:14:35,051 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-07 08:14:35,051 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:14:35,202 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-07 08:14:35,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-07 08:14:35,205 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:14:35,205 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:14:35,205 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:14:35,206 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:14:35,206 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-07 08:14:35,206 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:35,206 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:14:35,206 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:14:35,206 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c_Iteration3_Loop [2021-11-07 08:14:35,206 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:14:35,206 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:14:35,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,238 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,340 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,483 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:35,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:14:36,698 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:14:36,706 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-07 08:14:36,707 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:36,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:36,709 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:14:36,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:14:36,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:14:36,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:14:36,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:14:36,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:14:36,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:14:36,730 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:14:36,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:14:36,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-07 08:14:36,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:14:36,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-07 08:14:36,773 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:36,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:36,774 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:14:36,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-07 08:14:36,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:14:36,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:14:36,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:14:36,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:14:36,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:14:36,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:14:36,784 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:14:36,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:14:36,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:14:36,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-07 08:14:36,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:36,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:36,845 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:14:36,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:14:36,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:14:36,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:14:36,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:14:36,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:14:36,860 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:14:36,861 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:14:36,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:14:36,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-07 08:14:36,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:14:36,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-11-07 08:14:36,908 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:36,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:36,910 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:14:36,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-07 08:14:36,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:14:36,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:14:36,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:14:36,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:14:36,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:14:36,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:14:36,920 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:14:36,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:14:36,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:14:36,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-07 08:14:36,966 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:36,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:36,968 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:14:36,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:14:36,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-07 08:14:36,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:14:36,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:14:36,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:14:36,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:14:36,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:14:36,984 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:14:36,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:14:36,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:14:37,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-07 08:14:37,032 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:37,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:37,033 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:14:37,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-07 08:14:37,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:14:37,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:14:37,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:14:37,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:14:37,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:14:37,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:14:37,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:14:37,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:14:37,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:14:37,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-07 08:14:37,078 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:37,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:37,079 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:14:37,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:14:37,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-07 08:14:37,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:14:37,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:14:37,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:14:37,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:14:37,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:14:37,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:14:37,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:14:37,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:14:37,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-07 08:14:37,115 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:37,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:37,116 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:14:37,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-07 08:14:37,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:14:37,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:14:37,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:14:37,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:14:37,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:14:37,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:14:37,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:14:37,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:14:37,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:14:37,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-07 08:14:37,157 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:37,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:37,158 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:14:37,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-07 08:14:37,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:14:37,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:14:37,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:14:37,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:14:37,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:14:37,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:14:37,169 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:14:37,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:14:37,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:14:37,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-11-07 08:14:37,196 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:37,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:37,201 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:14:37,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-07 08:14:37,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:14:37,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:14:37,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:14:37,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:14:37,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:14:37,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:14:37,215 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:14:37,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:14:37,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:14:37,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-07 08:14:37,239 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:37,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:37,240 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:14:37,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-07 08:14:37,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:14:37,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:14:37,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:14:37,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:14:37,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:14:37,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:14:37,250 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:14:37,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:14:37,253 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-07 08:14:37,299 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-07 08:14:37,300 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-07 08:14:37,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:14:37,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:14:37,308 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:14:37,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-07 08:14:37,310 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-07 08:14:37,310 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-07 08:14:37,310 INFO L513 LassoAnalysis]: Proved termination. [2021-11-07 08:14:37,311 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i2~0) = -2*ULTIMATE.start_main_~i2~0 + 19 Supporting invariants [] [2021-11-07 08:14:37,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-07 08:14:37,333 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-07 08:14:37,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:14:37,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 08:14:37,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 830 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 08:14:37,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 08:14:38,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-07 08:14:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 08:14:38,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 08:14:38,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 08:14:38,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 08:14:38,554 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-11-07 08:14:38,555 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 877 states and 1583 transitions. cyclomatic complexity: 707 Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:14:38,727 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 877 states and 1583 transitions. cyclomatic complexity: 707. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1202 states and 2130 transitions. Complement of second has 4 states. [2021-11-07 08:14:38,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-07 08:14:38,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:14:38,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1339 transitions. [2021-11-07 08:14:38,733 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1339 transitions. Stem has 127 letters. Loop has 41 letters. [2021-11-07 08:14:38,736 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-07 08:14:38,737 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1339 transitions. Stem has 168 letters. Loop has 41 letters. [2021-11-07 08:14:38,744 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-07 08:14:38,744 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1339 transitions. Stem has 127 letters. Loop has 82 letters. [2021-11-07 08:14:38,745 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-07 08:14:38,746 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1202 states and 2130 transitions. [2021-11-07 08:14:38,772 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-07 08:14:38,773 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1202 states to 0 states and 0 transitions. [2021-11-07 08:14:38,773 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-07 08:14:38,773 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-07 08:14:38,773 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-07 08:14:38,773 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 08:14:38,773 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 08:14:38,774 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 08:14:38,774 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 08:14:38,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 08:14:38,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 08:14:38,775 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 5 states, 5 states have (on average 25.4) internal successors, (127), 5 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:14:38,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 08:14:38,775 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-11-07 08:14:38,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 08:14:38,776 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-11-07 08:14:38,776 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-07 08:14:38,776 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 08:14:38,776 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-07 08:14:38,777 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-07 08:14:38,777 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-07 08:14:38,777 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 08:14:38,777 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 08:14:38,777 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 08:14:38,777 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 08:14:38,778 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-11-07 08:14:38,778 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-07 08:14:38,778 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-07 08:14:38,778 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-07 08:14:38,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.11 08:14:38 BoogieIcfgContainer [2021-11-07 08:14:38,785 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-07 08:14:38,786 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 08:14:38,786 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 08:14:38,786 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 08:14:38,787 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:14:28" (3/4) ... [2021-11-07 08:14:38,790 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-07 08:14:38,790 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 08:14:38,793 INFO L168 Benchmark]: Toolchain (without parser) took 14694.48 ms. Allocated memory was 100.7 MB in the beginning and 251.7 MB in the end (delta: 151.0 MB). Free memory was 64.9 MB in the beginning and 147.1 MB in the end (delta: -82.2 MB). Peak memory consumption was 69.1 MB. Max. memory is 16.1 GB. [2021-11-07 08:14:38,794 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 100.7 MB. Free memory is still 54.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:14:38,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1075.48 ms. Allocated memory is still 100.7 MB. Free memory was 64.7 MB in the beginning and 48.7 MB in the end (delta: 15.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-11-07 08:14:38,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 172.30 ms. Allocated memory is still 100.7 MB. Free memory was 48.7 MB in the beginning and 40.4 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 08:14:38,803 INFO L168 Benchmark]: Boogie Preprocessor took 176.78 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 40.4 MB in the beginning and 102.3 MB in the end (delta: -61.9 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. [2021-11-07 08:14:38,803 INFO L168 Benchmark]: RCFGBuilder took 2614.53 ms. Allocated memory is still 136.3 MB. Free memory was 102.3 MB in the beginning and 59.9 MB in the end (delta: 42.3 MB). Peak memory consumption was 59.2 MB. Max. memory is 16.1 GB. [2021-11-07 08:14:38,806 INFO L168 Benchmark]: BuchiAutomizer took 10641.47 ms. Allocated memory was 136.3 MB in the beginning and 251.7 MB in the end (delta: 115.3 MB). Free memory was 59.9 MB in the beginning and 147.1 MB in the end (delta: -87.2 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.1 GB. [2021-11-07 08:14:38,809 INFO L168 Benchmark]: Witness Printer took 4.86 ms. Allocated memory is still 251.7 MB. Free memory is still 147.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:14:38,816 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 100.7 MB. Free memory is still 54.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1075.48 ms. Allocated memory is still 100.7 MB. Free memory was 64.7 MB in the beginning and 48.7 MB in the end (delta: 15.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 172.30 ms. Allocated memory is still 100.7 MB. Free memory was 48.7 MB in the beginning and 40.4 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 176.78 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 40.4 MB in the beginning and 102.3 MB in the end (delta: -61.9 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2614.53 ms. Allocated memory is still 136.3 MB. Free memory was 102.3 MB in the beginning and 59.9 MB in the end (delta: 42.3 MB). Peak memory consumption was 59.2 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 10641.47 ms. Allocated memory was 136.3 MB in the beginning and 251.7 MB in the end (delta: 115.3 MB). Free memory was 59.9 MB in the beginning and 147.1 MB in the end (delta: -87.2 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.1 GB. * Witness Printer took 4.86 ms. Allocated memory is still 251.7 MB. Free memory is still 147.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 19 + -2 * i2 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.5s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 8.3s. Construction of modules took 0.0s. Büchi inclusion checks took 1.5s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.1s Buchi closure took 0.0s. Biggest automaton had 877 states and ocurred in iteration 2. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 4025 SDtfs, 1561 SDslu, 5662 SDs, 0 SdLazy, 36 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital276 mio100 ax100 hnf100 lsp44 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq231 hnf85 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 40ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-07 08:14:38,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_380022e0-bf04-41cd-913a-0680f2ebb84f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE