./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f8e1c903 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX --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 b6fdb2b1846dcedb57e8d072ea261769567fc55001417142c985abb5c6635687 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-f8e1c90 [2021-11-09 10:44:31,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 10:44:31,606 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 10:44:31,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 10:44:31,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 10:44:31,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 10:44:31,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 10:44:31,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 10:44:31,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 10:44:31,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 10:44:31,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 10:44:31,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 10:44:31,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 10:44:31,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 10:44:31,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 10:44:31,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 10:44:31,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 10:44:31,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 10:44:31,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 10:44:31,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 10:44:31,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 10:44:31,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 10:44:31,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 10:44:31,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 10:44:31,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 10:44:31,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 10:44:31,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 10:44:31,728 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 10:44:31,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 10:44:31,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 10:44:31,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 10:44:31,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 10:44:31,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 10:44:31,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 10:44:31,743 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 10:44:31,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 10:44:31,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 10:44:31,745 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 10:44:31,745 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 10:44:31,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 10:44:31,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 10:44:31,748 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-09 10:44:31,793 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 10:44:31,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 10:44:31,794 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 10:44:31,794 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 10:44:31,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 10:44:31,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 10:44:31,802 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 10:44:31,803 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-09 10:44:31,803 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-09 10:44:31,803 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-09 10:44:31,805 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-09 10:44:31,805 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-09 10:44:31,805 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-09 10:44:31,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 10:44:31,806 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-09 10:44:31,806 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-09 10:44:31,806 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-09 10:44:31,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-09 10:44:31,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 10:44:31,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-09 10:44:31,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-09 10:44:31,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-09 10:44:31,808 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-09 10:44:31,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-09 10:44:31,809 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-09 10:44:31,809 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 10:44:31,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-09 10:44:31,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 10:44:31,812 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 10:44:31,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 10:44:31,812 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-09 10:44:31,812 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-09 10:44:31,814 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-09 10:44:31,814 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_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6fdb2b1846dcedb57e8d072ea261769567fc55001417142c985abb5c6635687 [2021-11-09 10:44:32,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 10:44:32,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 10:44:32,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 10:44:32,197 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 10:44:32,199 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 10:44:32,200 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.BOUNDED-10.pals.c [2021-11-09 10:44:32,319 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/data/673a928b7/ca90f2c059fc4142899794bc44785868/FLAG8aeb15650 [2021-11-09 10:44:33,037 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 10:44:33,038 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.BOUNDED-10.pals.c [2021-11-09 10:44:33,064 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/data/673a928b7/ca90f2c059fc4142899794bc44785868/FLAG8aeb15650 [2021-11-09 10:44:33,246 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/data/673a928b7/ca90f2c059fc4142899794bc44785868 [2021-11-09 10:44:33,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 10:44:33,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-09 10:44:33,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 10:44:33,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 10:44:33,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 10:44:33,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:44:33" (1/1) ... [2021-11-09 10:44:33,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57ff09ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:44:33, skipping insertion in model container [2021-11-09 10:44:33,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:44:33" (1/1) ... [2021-11-09 10:44:33,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 10:44:33,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 10:44:33,983 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_14c55e58-9051-4707-944a-baaa8ff27197/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.BOUNDED-10.pals.c[52017,52030] [2021-11-09 10:44:33,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 10:44:33,998 INFO L203 MainTranslator]: Completed pre-run [2021-11-09 10:44:34,150 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_14c55e58-9051-4707-944a-baaa8ff27197/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.BOUNDED-10.pals.c[52017,52030] [2021-11-09 10:44:34,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 10:44:34,185 INFO L208 MainTranslator]: Completed translation [2021-11-09 10:44:34,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:44:34 WrapperNode [2021-11-09 10:44:34,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 10:44:34,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-09 10:44:34,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-09 10:44:34,190 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-09 10:44:34,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:44:34" (1/1) ... [2021-11-09 10:44:34,251 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:44:34" (1/1) ... [2021-11-09 10:44:34,377 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-09 10:44:34,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-09 10:44:34,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-09 10:44:34,378 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-09 10:44:34,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:44:34" (1/1) ... [2021-11-09 10:44:34,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:44:34" (1/1) ... [2021-11-09 10:44:34,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:44:34" (1/1) ... [2021-11-09 10:44:34,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:44:34" (1/1) ... [2021-11-09 10:44:34,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:44:34" (1/1) ... [2021-11-09 10:44:34,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:44:34" (1/1) ... [2021-11-09 10:44:34,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:44:34" (1/1) ... [2021-11-09 10:44:34,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-09 10:44:34,524 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-09 10:44:34,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-09 10:44:34,525 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-09 10:44:34,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:44:34" (1/1) ... [2021-11-09 10:44:34,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:34,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:44:34,564 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:44:34,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-09 10:44:34,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-09 10:44:34,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-09 10:44:34,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-09 10:44:34,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-09 10:44:37,038 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-09 10:44:37,038 INFO L299 CfgBuilder]: Removed 23 assume(true) statements. [2021-11-09 10:44:37,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:44:37 BoogieIcfgContainer [2021-11-09 10:44:37,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-09 10:44:37,047 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-09 10:44:37,047 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-09 10:44:37,051 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-09 10:44:37,053 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-09 10:44:37,053 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.11 10:44:33" (1/3) ... [2021-11-09 10:44:37,055 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2b017bc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 10:44:37, skipping insertion in model container [2021-11-09 10:44:37,056 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-09 10:44:37,056 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:44:34" (2/3) ... [2021-11-09 10:44:37,056 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2b017bc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 10:44:37, skipping insertion in model container [2021-11-09 10:44:37,056 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-09 10:44:37,057 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:44:37" (3/3) ... [2021-11-09 10:44:37,058 INFO L389 chiAutomizerObserver]: Analyzing ICFG pals_floodmax.5.1.ufo.BOUNDED-10.pals.c [2021-11-09 10:44:37,132 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-09 10:44:37,133 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-09 10:44:37,133 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-09 10:44:37,133 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-09 10:44:37,133 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-09 10:44:37,133 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-09 10:44:37,134 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-09 10:44:37,134 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-09 10:44:37,177 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 685 states, 684 states have (on average 1.845029239766082) internal successors, (1262), 684 states have internal predecessors, (1262), 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) [2021-11-09 10:44:37,294 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 155 [2021-11-09 10:44:37,295 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 10:44:37,295 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 10:44:37,351 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] [2021-11-09 10:44:37,351 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] [2021-11-09 10:44:37,351 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-09 10:44:37,354 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 685 states, 684 states have (on average 1.845029239766082) internal successors, (1262), 684 states have internal predecessors, (1262), 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) [2021-11-09 10:44:37,368 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 155 [2021-11-09 10:44:37,368 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 10:44:37,369 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 10:44:37,375 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] [2021-11-09 10:44:37,375 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] [2021-11-09 10:44:37,394 INFO L791 eck$LassoCheckResult]: Stem: 670#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(40);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;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0; 567#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~ret82, main_#t~ret83, main_#t~post84, 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;~id2~0 := main_#t~nondet54;havoc main_#t~nondet54;~r2~0 := main_#t~nondet55;havoc main_#t~nondet55;~st2~0 := main_#t~nondet56;havoc main_#t~nondet56;~nl2~0 := main_#t~nondet57;havoc main_#t~nondet57;~m2~0 := main_#t~nondet58;havoc main_#t~nondet58;~max2~0 := main_#t~nondet59;havoc main_#t~nondet59;~mode2~0 := main_#t~nondet60;havoc main_#t~nondet60;~id3~0 := main_#t~nondet61;havoc main_#t~nondet61;~r3~0 := main_#t~nondet62;havoc main_#t~nondet62;~st3~0 := main_#t~nondet63;havoc main_#t~nondet63;~nl3~0 := main_#t~nondet64;havoc main_#t~nondet64;~m3~0 := main_#t~nondet65;havoc main_#t~nondet65;~max3~0 := main_#t~nondet66;havoc main_#t~nondet66;~mode3~0 := main_#t~nondet67;havoc main_#t~nondet67;~id4~0 := main_#t~nondet68;havoc main_#t~nondet68;~r4~0 := main_#t~nondet69;havoc main_#t~nondet69;~st4~0 := main_#t~nondet70;havoc main_#t~nondet70;~nl4~0 := main_#t~nondet71;havoc main_#t~nondet71;~m4~0 := main_#t~nondet72;havoc main_#t~nondet72;~max4~0 := main_#t~nondet73;havoc main_#t~nondet73;~mode4~0 := main_#t~nondet74;havoc main_#t~nondet74;~id5~0 := main_#t~nondet75;havoc main_#t~nondet75;~r5~0 := main_#t~nondet76;havoc main_#t~nondet76;~st5~0 := main_#t~nondet77;havoc main_#t~nondet77;~nl5~0 := main_#t~nondet78;havoc main_#t~nondet78;~m5~0 := main_#t~nondet79;havoc main_#t~nondet79;~max5~0 := main_#t~nondet80;havoc main_#t~nondet80;~mode5~0 := main_#t~nondet81;havoc main_#t~nondet81;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; 345#L623true assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 65#L642true init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 334#L652true assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 488#L671true init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 598#L681true assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 420#L700true init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 93#L710true assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 209#L729true init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 341#L739true assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 469#L758true init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 14#L768true assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 324#L787true init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 281#L797true assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 601#L816true init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 407#L826true assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 491#L845true init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 358#L855true assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 271#L874true init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 551#L884true assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 305#L903true init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 151#L913true assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 445#L932true init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 641#L942true assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 204#L961true init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 264#L971true assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 128#L990true init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 474#L1000true assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 616#L1019true init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 685#L1029true assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 217#L1048true init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 201#L1058true assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 198#L1077true init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 171#L1087true assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 613#L1106true init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 296#L1116true assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 369#L1135true init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 680#L1145true assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 302#L1164true init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 371#L1174true assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 256#L1193true init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 541#L1203true assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 210#L1222true init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 527#L1232true assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 246#L1251true init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 276#L1261true assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 255#L1280true init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 343#L1290true assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 649#L1309true init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 321#L1319true assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 237#L1338true init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 212#L1348true assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 429#L1367true init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 628#L1377true assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 90#L1396true init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 629#L1406true assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 480#L1425true init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 454#L1435true assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 262#L1454true init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 658#L1464true assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 510#L1483true init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 654#L1493true assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 135#L1512true init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 659#L1522true assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 58#L1541true init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 282#L1551true assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 87#L1570true init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 439#L1580true assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 159#L1599true init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 31#L1609true assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 632#L1628true init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 223#L1638true assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 130#L1657true init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 288#L1667true assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 219#L1686true init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 395#L1696true assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 385#L1715true init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 228#L1725true assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 440#L1744true init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 585#L1754true assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 213#L1773true init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 229#L1783true assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 563#L1802true init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 373#L1812true assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 528#L1831true init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 111#L1841true assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 556#L1860true init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 85#L1870true assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 647#L1889true init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 205#L1899true assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 606#L1918true init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 203#L1928true assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 414#L1947true init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 639#L1957true assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 677#L1976true init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 185#L1986true assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 214#L2005true init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 592#L2015true assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 451#L2034true init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 617#L2044true assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 279#L2063true init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 240#L2073true assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 206#L2092true init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 120#L2102true assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 284#L2121true init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 168#L2131true assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 549#L2150true init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 197#L2160true assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 53#L2179true init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 577#L2189true assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 569#L2208true init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 243#L2218true assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 337#L2237true init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 493#L2247true assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 408#L2266true init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 99#L2276true assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 387#L2295true init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 211#L2305true assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 193#L2324true init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 329#L2334true assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 21#L2353true init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 485#L2363true assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 458#L2363-1true init_#res := init_~tmp___59~0; 7#L2524true main_#t~ret82 := init_#res;main_~i2~0 := main_#t~ret82;havoc main_#t~ret82;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; 470#L21true assume !(0 == assume_abort_if_not_~cond); 189#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; 621#L2696-2true [2021-11-09 10:44:37,408 INFO L793 eck$LassoCheckResult]: Loop: 621#L2696-2true assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10; 389#L148true assume !(0 != ~mode1~0 % 256); 495#L187true assume !(~r1~0 < 4); 637#L187-1true ~mode1~0 := 1; 396#L148-2true havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14; 307#L211true assume !(0 != ~mode2~0 % 256); 291#L250true assume !(~r2~0 < 4); 465#L250-1true ~mode2~0 := 1; 112#L211-2true havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18; 118#L274true assume !(0 != ~mode3~0 % 256); 37#L313true assume !(~r3~0 < 4); 154#L313-1true ~mode3~0 := 1; 331#L274-2true havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22; 265#L337true assume !(0 != ~mode4~0 % 256); 529#L376true assume !(~r4~0 < 4); 88#L376-1true ~mode4~0 := 1; 156#L337-2true havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26; 436#L400true assume !(0 != ~mode5~0 % 256); 232#L439true assume !(~r5~0 < 4); 572#L439-1true ~mode5~0 := 1; 139#L400-2true ~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; 405#L2532true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 59#L2532-1true check_#res := check_~tmp~1; 536#L2588true main_#t~ret83 := check_#res;main_~c1~0 := main_#t~ret83;havoc main_#t~ret83;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 127#L2756true assume !(0 == assert_~arg % 256); 657#L2751true main_#t~post84 := main_~i2~0;main_~i2~0 := 1 + main_#t~post84;havoc main_#t~post84; 621#L2696-2true [2021-11-09 10:44:37,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:44:37,420 INFO L85 PathProgramCache]: Analyzing trace with hash -1707824794, now seen corresponding path program 1 times [2021-11-09 10:44:37,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:44:37,432 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454156158] [2021-11-09 10:44:37,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:44:37,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:44:37,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:44:38,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 10:44:38,256 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:44:38,256 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454156158] [2021-11-09 10:44:38,257 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454156158] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:44:38,258 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:44:38,258 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-09 10:44:38,260 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975229657] [2021-11-09 10:44:38,278 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-09 10:44:38,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:44:38,279 INFO L85 PathProgramCache]: Analyzing trace with hash -231221877, now seen corresponding path program 1 times [2021-11-09 10:44:38,279 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:44:38,279 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51135184] [2021-11-09 10:44:38,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:44:38,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:44:38,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:44:38,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 10:44:38,456 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:44:38,457 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51135184] [2021-11-09 10:44:38,458 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51135184] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:44:38,458 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:44:38,458 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-09 10:44:38,459 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319445055] [2021-11-09 10:44:38,461 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-09 10:44:38,463 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:44:38,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-09 10:44:38,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-09 10:44:38,487 INFO L87 Difference]: Start difference. First operand has 685 states, 684 states have (on average 1.845029239766082) internal successors, (1262), 684 states have internal predecessors, (1262), 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) [2021-11-09 10:44:38,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:44:38,658 INFO L93 Difference]: Finished difference Result 689 states and 1262 transitions. [2021-11-09 10:44:38,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-09 10:44:38,662 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 689 states and 1262 transitions. [2021-11-09 10:44:38,675 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 154 [2021-11-09 10:44:38,694 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 689 states to 680 states and 1244 transitions. [2021-11-09 10:44:38,695 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 680 [2021-11-09 10:44:38,699 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 680 [2021-11-09 10:44:38,701 INFO L73 IsDeterministic]: Start isDeterministic. Operand 680 states and 1244 transitions. [2021-11-09 10:44:38,712 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-09 10:44:38,713 INFO L681 BuchiCegarLoop]: Abstraction has 680 states and 1244 transitions. [2021-11-09 10:44:38,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states and 1244 transitions. [2021-11-09 10:44:38,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 680. [2021-11-09 10:44:38,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 680 states, 680 states have (on average 1.8294117647058823) internal successors, (1244), 679 states have internal predecessors, (1244), 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) [2021-11-09 10:44:38,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 1244 transitions. [2021-11-09 10:44:38,832 INFO L704 BuchiCegarLoop]: Abstraction has 680 states and 1244 transitions. [2021-11-09 10:44:38,832 INFO L587 BuchiCegarLoop]: Abstraction has 680 states and 1244 transitions. [2021-11-09 10:44:38,832 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-09 10:44:38,833 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 680 states and 1244 transitions. [2021-11-09 10:44:38,846 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 154 [2021-11-09 10:44:38,847 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 10:44:38,848 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 10:44:38,859 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] [2021-11-09 10:44:38,859 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] [2021-11-09 10:44:38,860 INFO L791 eck$LassoCheckResult]: Stem: 2071#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(40);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;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0; 2056#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~ret82, main_#t~ret83, main_#t~post84, 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;~id2~0 := main_#t~nondet54;havoc main_#t~nondet54;~r2~0 := main_#t~nondet55;havoc main_#t~nondet55;~st2~0 := main_#t~nondet56;havoc main_#t~nondet56;~nl2~0 := main_#t~nondet57;havoc main_#t~nondet57;~m2~0 := main_#t~nondet58;havoc main_#t~nondet58;~max2~0 := main_#t~nondet59;havoc main_#t~nondet59;~mode2~0 := main_#t~nondet60;havoc main_#t~nondet60;~id3~0 := main_#t~nondet61;havoc main_#t~nondet61;~r3~0 := main_#t~nondet62;havoc main_#t~nondet62;~st3~0 := main_#t~nondet63;havoc main_#t~nondet63;~nl3~0 := main_#t~nondet64;havoc main_#t~nondet64;~m3~0 := main_#t~nondet65;havoc main_#t~nondet65;~max3~0 := main_#t~nondet66;havoc main_#t~nondet66;~mode3~0 := main_#t~nondet67;havoc main_#t~nondet67;~id4~0 := main_#t~nondet68;havoc main_#t~nondet68;~r4~0 := main_#t~nondet69;havoc main_#t~nondet69;~st4~0 := main_#t~nondet70;havoc main_#t~nondet70;~nl4~0 := main_#t~nondet71;havoc main_#t~nondet71;~m4~0 := main_#t~nondet72;havoc main_#t~nondet72;~max4~0 := main_#t~nondet73;havoc main_#t~nondet73;~mode4~0 := main_#t~nondet74;havoc main_#t~nondet74;~id5~0 := main_#t~nondet75;havoc main_#t~nondet75;~r5~0 := main_#t~nondet76;havoc main_#t~nondet76;~st5~0 := main_#t~nondet77;havoc main_#t~nondet77;~nl5~0 := main_#t~nondet78;havoc main_#t~nondet78;~m5~0 := main_#t~nondet79;havoc main_#t~nondet79;~max5~0 := main_#t~nondet80;havoc main_#t~nondet80;~mode5~0 := main_#t~nondet81;havoc main_#t~nondet81;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; 1942#L623 assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 1478#L642 init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 1544#L652 assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 1936#L671 init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 2034#L681 assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 1810#L700 init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 1603#L710 assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 1590#L729 init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 1799#L739 assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 1475#L758 init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 1422#L768 assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 1423#L787 init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 1890#L797 assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 1571#L816 init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 1988#L826 assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 1618#L845 init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 1956#L855 assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 1432#L874 init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 1882#L884 assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 1463#L903 init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 1717#L913 assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 1409#L932 init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 2009#L942 assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 1792#L961 init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 1793#L971 assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 1430#L990 init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 1674#L1000 assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 1720#L1019 init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 2068#L1029 assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 1583#L1048 init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 1787#L1058 assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 1439#L1077 init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 1743#L1087 assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 1586#L1106 init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 1903#L1116 assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 1565#L1135 init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 1963#L1145 assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 1434#L1164 init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 1913#L1174 assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 1549#L1193 init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 1869#L1203 assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 1628#L1222 init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 1800#L1232 assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 1857#L1251 init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 1858#L1261 assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 1840#L1280 init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 1868#L1290 assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 1626#L1309 init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 1931#L1319 assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 1705#L1338 init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 1802#L1348 assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 1497#L1367 init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 2002#L1377 assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 1553#L1396 init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 1597#L1406 assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 1693#L1425 init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 2018#L1435 assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 1498#L1454 init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 1873#L1464 assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 1775#L1483 init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 2042#L1493 assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 1685#L1512 init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 1686#L1522 assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 1397#L1541 init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 1530#L1551 assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 1593#L1570 init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 1594#L1580 assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 1729#L1599 init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 1465#L1609 assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 1466#L1628 init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 1817#L1638 assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 1403#L1657 init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 1680#L1667 assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 1573#L1686 init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 1811#L1696 assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 1770#L1715 init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 1830#L1725 assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 1831#L1744 init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 2007#L1754 assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 1803#L1773 init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 1804#L1783 assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 1489#L1802 init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 1969#L1812 assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 1881#L1831 init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 1641#L1841 assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 1532#L1860 init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 1580#L1870 assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 1581#L1889 init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 1794#L1899 assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 1492#L1918 init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 1790#L1928 assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 1791#L1947 init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 1992#L1957 assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 2031#L1976 init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 1766#L1986 assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 1654#L2005 init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 1805#L2015 assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 1557#L2034 init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 2014#L2044 assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 1509#L2063 init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 1846#L2073 assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 1665#L2092 init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 1656#L2102 assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 1546#L2121 init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 1739#L2131 assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 1506#L2150 init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 1784#L2160 assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 1516#L2179 init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 1517#L2189 assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 1786#L2208 init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 1854#L2218 assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 1487#L2237 init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 1938#L2247 assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 1922#L2266 init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 1614#L2276 assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 1616#L2295 init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 1801#L2305 assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 1563#L2324 init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 1778#L2334 assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 1436#L2353 init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 1437#L2363 assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 1394#L2363-1 init_#res := init_~tmp___59~0; 1400#L2524 main_#t~ret82 := init_#res;main_~i2~0 := main_#t~ret82;havoc main_#t~ret82;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; 1401#L21 assume !(0 == assume_abort_if_not_~cond); 1772#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; 1773#L2696-2 [2021-11-09 10:44:38,861 INFO L793 eck$LassoCheckResult]: Loop: 1773#L2696-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10; 1977#L148 assume !(0 != ~mode1~0 % 256); 1978#L187 assume !(~r1~0 < 4); 1949#L187-1 ~mode1~0 := 1; 1976#L148-2 havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14; 1915#L211 assume !(0 != ~mode2~0 % 256); 1897#L250 assume !(~r2~0 < 4); 1899#L250-1 ~mode2~0 := 1; 1643#L211-2 havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18; 1644#L274 assume !(0 != ~mode3~0 % 256); 1480#L313 assume !(~r3~0 < 4); 1482#L313-1 ~mode3~0 := 1; 1721#L274-2 havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22; 1874#L337 assume !(0 != ~mode4~0 % 256); 1875#L376 assume !(~r4~0 < 4); 1591#L376-1 ~mode4~0 := 1; 1592#L337-2 havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26; 1724#L400 assume !(0 != ~mode5~0 % 256); 1836#L439 assume !(~r5~0 < 4); 1838#L439-1 ~mode5~0 := 1; 1694#L400-2 ~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; 1695#L2532 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1970#L2533 assume ~st1~0 + ~nl1~0 <= 1; 1971#L2534 assume ~st2~0 + ~nl2~0 <= 1; 1725#L2535 assume ~st3~0 + ~nl3~0 <= 1; 1726#L2536 assume ~st4~0 + ~nl4~0 <= 1; 2054#L2537 assume ~st5~0 + ~nl5~0 <= 1; 2055#L2538 assume ~r1~0 >= 4; 1906#L2542 assume ~r1~0 < 4; 1797#L2547 assume ~r1~0 >= 4; 1448#L2552 assume ~r1~0 < 4;check_~tmp~1 := 1; 1528#L2532-1 check_#res := check_~tmp~1; 1529#L2588 main_#t~ret83 := check_#res;main_~c1~0 := main_#t~ret83;havoc main_#t~ret83;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1672#L2756 assume !(0 == assert_~arg % 256); 1673#L2751 main_#t~post84 := main_~i2~0;main_~i2~0 := 1 + main_#t~post84;havoc main_#t~post84; 1773#L2696-2 [2021-11-09 10:44:38,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:44:38,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1707824794, now seen corresponding path program 2 times [2021-11-09 10:44:38,863 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:44:38,864 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271116190] [2021-11-09 10:44:38,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:44:38,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:44:38,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:44:39,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 10:44:39,190 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:44:39,190 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271116190] [2021-11-09 10:44:39,191 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271116190] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:44:39,191 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:44:39,191 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-09 10:44:39,192 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675924506] [2021-11-09 10:44:39,192 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-09 10:44:39,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:44:39,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1649651705, now seen corresponding path program 1 times [2021-11-09 10:44:39,194 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:44:39,194 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294501653] [2021-11-09 10:44:39,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:44:39,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:44:39,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:44:39,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 10:44:39,225 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:44:39,225 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294501653] [2021-11-09 10:44:39,226 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294501653] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:44:39,226 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:44:39,226 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 10:44:39,227 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892775192] [2021-11-09 10:44:39,227 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-09 10:44:39,228 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:44:39,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:44:39,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:44:39,229 INFO L87 Difference]: Start difference. First operand 680 states and 1244 transitions. cyclomatic complexity: 565 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) [2021-11-09 10:44:39,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:44:39,295 INFO L93 Difference]: Finished difference Result 808 states and 1453 transitions. [2021-11-09 10:44:39,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:44:39,296 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 808 states and 1453 transitions. [2021-11-09 10:44:39,307 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 282 [2021-11-09 10:44:39,317 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 808 states to 808 states and 1453 transitions. [2021-11-09 10:44:39,317 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 808 [2021-11-09 10:44:39,319 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 808 [2021-11-09 10:44:39,319 INFO L73 IsDeterministic]: Start isDeterministic. Operand 808 states and 1453 transitions. [2021-11-09 10:44:39,321 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-09 10:44:39,321 INFO L681 BuchiCegarLoop]: Abstraction has 808 states and 1453 transitions. [2021-11-09 10:44:39,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 808 states and 1453 transitions. [2021-11-09 10:44:39,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 808 to 808. [2021-11-09 10:44:39,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 808 states, 808 states have (on average 1.7982673267326732) internal successors, (1453), 807 states have internal predecessors, (1453), 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) [2021-11-09 10:44:39,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 808 states and 1453 transitions. [2021-11-09 10:44:39,349 INFO L704 BuchiCegarLoop]: Abstraction has 808 states and 1453 transitions. [2021-11-09 10:44:39,349 INFO L587 BuchiCegarLoop]: Abstraction has 808 states and 1453 transitions. [2021-11-09 10:44:39,350 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-09 10:44:39,350 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 808 states and 1453 transitions. [2021-11-09 10:44:39,358 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 282 [2021-11-09 10:44:39,358 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 10:44:39,358 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 10:44:39,362 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] [2021-11-09 10:44:39,362 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] [2021-11-09 10:44:39,363 INFO L791 eck$LassoCheckResult]: Stem: 3573#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(40);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;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0; 3557#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~ret82, main_#t~ret83, main_#t~post84, 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;~id2~0 := main_#t~nondet54;havoc main_#t~nondet54;~r2~0 := main_#t~nondet55;havoc main_#t~nondet55;~st2~0 := main_#t~nondet56;havoc main_#t~nondet56;~nl2~0 := main_#t~nondet57;havoc main_#t~nondet57;~m2~0 := main_#t~nondet58;havoc main_#t~nondet58;~max2~0 := main_#t~nondet59;havoc main_#t~nondet59;~mode2~0 := main_#t~nondet60;havoc main_#t~nondet60;~id3~0 := main_#t~nondet61;havoc main_#t~nondet61;~r3~0 := main_#t~nondet62;havoc main_#t~nondet62;~st3~0 := main_#t~nondet63;havoc main_#t~nondet63;~nl3~0 := main_#t~nondet64;havoc main_#t~nondet64;~m3~0 := main_#t~nondet65;havoc main_#t~nondet65;~max3~0 := main_#t~nondet66;havoc main_#t~nondet66;~mode3~0 := main_#t~nondet67;havoc main_#t~nondet67;~id4~0 := main_#t~nondet68;havoc main_#t~nondet68;~r4~0 := main_#t~nondet69;havoc main_#t~nondet69;~st4~0 := main_#t~nondet70;havoc main_#t~nondet70;~nl4~0 := main_#t~nondet71;havoc main_#t~nondet71;~m4~0 := main_#t~nondet72;havoc main_#t~nondet72;~max4~0 := main_#t~nondet73;havoc main_#t~nondet73;~mode4~0 := main_#t~nondet74;havoc main_#t~nondet74;~id5~0 := main_#t~nondet75;havoc main_#t~nondet75;~r5~0 := main_#t~nondet76;havoc main_#t~nondet76;~st5~0 := main_#t~nondet77;havoc main_#t~nondet77;~nl5~0 := main_#t~nondet78;havoc main_#t~nondet78;~m5~0 := main_#t~nondet79;havoc main_#t~nondet79;~max5~0 := main_#t~nondet80;havoc main_#t~nondet80;~mode5~0 := main_#t~nondet81;havoc main_#t~nondet81;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; 3440#L623 assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 2975#L642 init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 3041#L652 assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 3434#L671 init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 3534#L681 assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 3307#L700 init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 3100#L710 assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 3087#L729 init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 3296#L739 assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 2972#L758 init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 2919#L768 assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 2920#L787 init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 3387#L797 assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 3066#L816 init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 3487#L826 assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 3115#L845 init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 3454#L855 assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 2929#L874 init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 3379#L884 assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 2960#L903 init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 3214#L913 assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 2906#L932 init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 3509#L942 assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 3289#L961 init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 3290#L971 assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 2927#L990 init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 3171#L1000 assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 3217#L1019 init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 3569#L1029 assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 3078#L1048 init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 3284#L1058 assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 2934#L1077 init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 3240#L1087 assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 3081#L1106 init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 3400#L1116 assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 3062#L1135 init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 3461#L1145 assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 2931#L1164 init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 3409#L1174 assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 3046#L1193 init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 3366#L1203 assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 3125#L1222 init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 3297#L1232 assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 3354#L1251 init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 3355#L1261 assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 3334#L1280 init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 3365#L1290 assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 3123#L1309 init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 3428#L1319 assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 3202#L1338 init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 3299#L1348 assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 2994#L1367 init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 3502#L1377 assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 3050#L1396 init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 3094#L1406 assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 3190#L1425 init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 3518#L1435 assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 2995#L1454 init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 3370#L1464 assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 3272#L1483 init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 3542#L1493 assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 3180#L1512 init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 3183#L1522 assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 2894#L1541 init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 3025#L1551 assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 3088#L1570 init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 3089#L1580 assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 3225#L1599 init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 2962#L1609 assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 2963#L1628 init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 3314#L1638 assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 2898#L1657 init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 3174#L1667 assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 3070#L1686 init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 3308#L1696 assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 3267#L1715 init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 3327#L1725 assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 3328#L1744 init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 3507#L1754 assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 3300#L1773 init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 3301#L1783 assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 2986#L1802 init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 3464#L1812 assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 3378#L1831 init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 3138#L1841 assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 3029#L1860 init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 3083#L1870 assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 3084#L1889 init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 3291#L1899 assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 2989#L1918 init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 3287#L1928 assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 3288#L1947 init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 3492#L1957 assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 3531#L1976 init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 3263#L1986 assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 3151#L2005 init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 3302#L2015 assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 3054#L2034 init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 3514#L2044 assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 3006#L2063 init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 3345#L2073 assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 3163#L2092 init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 3153#L2102 assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 3043#L2121 init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 3236#L2131 assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 3003#L2150 init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 3281#L2160 assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 3013#L2179 init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 3014#L2189 assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 3283#L2208 init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 3351#L2218 assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 2984#L2237 init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 3436#L2247 assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 3419#L2266 init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 3111#L2276 assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 3113#L2295 init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 3298#L2305 assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 3060#L2324 init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 3275#L2334 assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 2936#L2353 init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 2937#L2363 assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 2891#L2363-1 init_#res := init_~tmp___59~0; 2899#L2524 main_#t~ret82 := init_#res;main_~i2~0 := main_#t~ret82;havoc main_#t~ret82;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; 2900#L21 assume !(0 == assume_abort_if_not_~cond); 3269#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; 3270#L2696-2 [2021-11-09 10:44:39,364 INFO L793 eck$LassoCheckResult]: Loop: 3270#L2696-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10; 3692#L148 assume 0 != ~mode1~0 % 256;~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256); 3410#L150 assume !(0 != ~ep21~0 % 256); 2923#L150-1 assume !(0 != ~ep31~0 % 256); 2913#L157 assume !(0 != ~ep41~0 % 256); 2914#L164 assume !(0 != ~ep51~0 % 256); 3420#L171 assume !(4 == ~r1~0); 3422#L178 ~mode1~0 := 0; 3657#L148-2 havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14; 3655#L211 assume !(0 != ~mode2~0 % 256); 3656#L250 assume !(~r2~0 < 4); 3638#L250-1 ~mode2~0 := 1; 3634#L211-2 havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18; 3632#L274 assume !(0 != ~mode3~0 % 256); 3633#L313 assume !(~r3~0 < 4); 3616#L313-1 ~mode3~0 := 1; 3615#L274-2 havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22; 3613#L337 assume !(0 != ~mode4~0 % 256); 3614#L376 assume !(~r4~0 < 4); 3600#L376-1 ~mode4~0 := 1; 3597#L337-2 havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26; 3593#L400 assume !(0 != ~mode5~0 % 256); 3589#L439 assume !(~r5~0 < 4); 3582#L439-1 ~mode5~0 := 1; 3581#L400-2 ~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; 3580#L2532 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 3579#L2533 assume ~st1~0 + ~nl1~0 <= 1; 3578#L2534 assume ~st2~0 + ~nl2~0 <= 1; 3577#L2535 assume ~st3~0 + ~nl3~0 <= 1; 3576#L2536 assume ~st4~0 + ~nl4~0 <= 1; 3575#L2537 assume ~st5~0 + ~nl5~0 <= 1; 3574#L2538 assume !(~r1~0 >= 4); 3402#L2541 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 3403#L2542 assume ~r1~0 < 4; 3690#L2547 assume !(~r1~0 >= 4); 2946#L2551 assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0 + ~nl4~0 + ~nl5~0; 2947#L2552 assume ~r1~0 < 4;check_~tmp~1 := 1; 3696#L2532-1 check_#res := check_~tmp~1; 3695#L2588 main_#t~ret83 := check_#res;main_~c1~0 := main_#t~ret83;havoc main_#t~ret83;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 3694#L2756 assume !(0 == assert_~arg % 256); 3693#L2751 main_#t~post84 := main_~i2~0;main_~i2~0 := 1 + main_#t~post84;havoc main_#t~post84; 3270#L2696-2 [2021-11-09 10:44:39,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:44:39,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1707824794, now seen corresponding path program 3 times [2021-11-09 10:44:39,365 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:44:39,366 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990564798] [2021-11-09 10:44:39,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:44:39,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:44:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:44:39,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 10:44:39,543 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:44:39,544 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990564798] [2021-11-09 10:44:39,544 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990564798] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:44:39,545 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:44:39,545 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-09 10:44:39,545 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597348523] [2021-11-09 10:44:39,547 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-09 10:44:39,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:44:39,548 INFO L85 PathProgramCache]: Analyzing trace with hash 310774382, now seen corresponding path program 1 times [2021-11-09 10:44:39,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:44:39,549 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354369797] [2021-11-09 10:44:39,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:44:39,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:44:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 10:44:39,570 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 10:44:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 10:44:39,653 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 10:44:42,713 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 10:44:42,714 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 10:44:42,714 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 10:44:42,715 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 10:44:42,715 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-09 10:44:42,715 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:42,715 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 10:44:42,716 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 10:44:42,716 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_floodmax.5.1.ufo.BOUNDED-10.pals.c_Iteration3_Loop [2021-11-09 10:44:42,716 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 10:44:42,717 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 10:44:42,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:42,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:43,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:43,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:43,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:43,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:43,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:43,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:43,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:43,057 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:43,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:43,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:43,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:43,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:43,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:43,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,578 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 10:44:44,579 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-09 10:44:44,582 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:44,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:44:44,592 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:44:44,595 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 10:44:44,595 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 10:44:44,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-09 10:44:44,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-11-09 10:44:44,667 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:44,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:44:44,669 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:44:44,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-09 10:44:44,671 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-09 10:44:44,672 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 10:44:44,909 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-09 10:44:44,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-09 10:44:44,919 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 10:44:44,919 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 10:44:44,919 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 10:44:44,919 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 10:44:44,919 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-09 10:44:44,919 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:44,920 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 10:44:44,920 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 10:44:44,920 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_floodmax.5.1.ufo.BOUNDED-10.pals.c_Iteration3_Loop [2021-11-09 10:44:44,920 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 10:44:44,920 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 10:44:44,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:44,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,167 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,184 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,206 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,215 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:45,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:44:46,507 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 10:44:46,513 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-09 10:44:46,514 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:46,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:44:46,519 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:44:46,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-09 10:44:46,521 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 [2021-11-09 10:44:46,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:44:46,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:44:46,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:44:46,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:44:46,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:44:46,535 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:44:46,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:44:46,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:44:46,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-11-09 10:44:46,567 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:46,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:44:46,568 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:44:46,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-09 10:44:46,573 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 [2021-11-09 10:44:46,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:44:46,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:44:46,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:44:46,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:44:46,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:44:46,584 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:44:46,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:44:46,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:44:46,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-11-09 10:44:46,612 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:46,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:44:46,614 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:44:46,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-09 10:44:46,619 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 [2021-11-09 10:44:46,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:44:46,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:44:46,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:44:46,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:44:46,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:44:46,628 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:44:46,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:44:46,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:44:46,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-09 10:44:46,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:46,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:44:46,656 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:44:46,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-09 10:44:46,678 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 [2021-11-09 10:44:46,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:44:46,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:44:46,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:44:46,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:44:46,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:44:46,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:44:46,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:44:46,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:44:46,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-09 10:44:46,722 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:46,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:44:46,723 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:44:46,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-09 10:44:46,725 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 [2021-11-09 10:44:46,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:44:46,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:44:46,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:44:46,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:44:46,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:44:46,736 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:44:46,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:44:46,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:44:46,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-09 10:44:46,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:46,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:44:46,770 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:44:46,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-09 10:44:46,776 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 [2021-11-09 10:44:46,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:44:46,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:44:46,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:44:46,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:44:46,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:44:46,786 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:44:46,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:44:46,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:44:46,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-09 10:44:46,815 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:46,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:44:46,817 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:44:46,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-09 10:44:46,819 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 [2021-11-09 10:44:46,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:44:46,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:44:46,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:44:46,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:44:46,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:44:46,829 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:44:46,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:44:46,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:44:46,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-09 10:44:46,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:46,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:44:46,869 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:44:46,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-09 10:44:46,874 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 [2021-11-09 10:44:46,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:44:46,883 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:44:46,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:44:46,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:44:46,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:44:46,884 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:44:46,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:44:46,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:44:46,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-09 10:44:46,919 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:46,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:44:46,921 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:44:46,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-09 10:44:46,923 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 [2021-11-09 10:44:46,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:44:46,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:44:46,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:44:46,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:44:46,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:44:46,934 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:44:46,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:44:46,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:44:46,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-09 10:44:46,963 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:46,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:44:46,964 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:44:46,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-09 10:44:46,965 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 [2021-11-09 10:44:46,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:44:46,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:44:46,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:44:46,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:44:46,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:44:46,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:44:46,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:44:46,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:44:47,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-11-09 10:44:47,003 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:47,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:44:47,004 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:44:47,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-09 10:44:47,014 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 [2021-11-09 10:44:47,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:44:47,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:44:47,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:44:47,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:44:47,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:44:47,023 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:44:47,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:44:47,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:44:47,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-11-09 10:44:47,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:47,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:44:47,050 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:44:47,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-09 10:44:47,054 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 [2021-11-09 10:44:47,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:44:47,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:44:47,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:44:47,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:44:47,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:44:47,063 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:44:47,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:44:47,065 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-09 10:44:47,096 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-09 10:44:47,096 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-09 10:44:47,098 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:44:47,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:44:47,104 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:44:47,106 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-09 10:44:47,106 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-09 10:44:47,106 INFO L513 LassoAnalysis]: Proved termination. [2021-11-09 10:44:47,107 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i2~0) = -2*ULTIMATE.start_main_~i2~0 + 19 Supporting invariants [] [2021-11-09 10:44:47,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-09 10:44:47,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-09 10:44:47,156 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-09 10:44:47,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:44:47,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:44:47,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-09 10:44:47,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-09 10:44:48,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:44:48,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-09 10:44:48,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-09 10:44:48,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 10:44:48,470 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 [2021-11-09 10:44:48,472 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 808 states and 1453 transitions. cyclomatic complexity: 646 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) [2021-11-09 10:44:48,644 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 808 states and 1453 transitions. cyclomatic complexity: 646. 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 1089 states and 1920 transitions. Complement of second has 4 states. [2021-11-09 10:44:48,644 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 [2021-11-09 10:44:48,645 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) [2021-11-09 10:44:48,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1244 transitions. [2021-11-09 10:44:48,663 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1244 transitions. Stem has 127 letters. Loop has 41 letters. [2021-11-09 10:44:48,666 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-09 10:44:48,666 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1244 transitions. Stem has 168 letters. Loop has 41 letters. [2021-11-09 10:44:48,673 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-09 10:44:48,673 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1244 transitions. Stem has 127 letters. Loop has 82 letters. [2021-11-09 10:44:48,675 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-09 10:44:48,675 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1089 states and 1920 transitions. [2021-11-09 10:44:48,688 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-09 10:44:48,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-09 10:44:48,689 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1089 states to 0 states and 0 transitions. [2021-11-09 10:44:48,689 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-09 10:44:48,689 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-09 10:44:48,689 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-09 10:44:48,690 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-09 10:44:48,690 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-09 10:44:48,690 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-09 10:44:48,690 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:44:48,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-09 10:44:48,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-09 10:44:48,691 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) [2021-11-09 10:44:48,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:44:48,692 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-11-09 10:44:48,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-09 10:44:48,692 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-11-09 10:44:48,692 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-09 10:44:48,692 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-11-09 10:44:48,693 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-09 10:44:48,693 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-09 10:44:48,693 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-09 10:44:48,693 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-09 10:44:48,693 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-09 10:44:48,693 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-09 10:44:48,693 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-09 10:44:48,694 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-11-09 10:44:48,694 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-09 10:44:48,694 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-09 10:44:48,694 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-09 10:44:48,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.11 10:44:48 BoogieIcfgContainer [2021-11-09 10:44:48,701 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-09 10:44:48,702 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-09 10:44:48,702 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-09 10:44:48,702 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-09 10:44:48,703 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:44:37" (3/4) ... [2021-11-09 10:44:48,706 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-09 10:44:48,706 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-09 10:44:48,709 INFO L168 Benchmark]: Toolchain (without parser) took 15456.11 ms. Allocated memory was 96.5 MB in the beginning and 241.2 MB in the end (delta: 144.7 MB). Free memory was 64.3 MB in the beginning and 179.1 MB in the end (delta: -114.8 MB). Peak memory consumption was 31.8 MB. Max. memory is 16.1 GB. [2021-11-09 10:44:48,709 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 77.6 MB. Free memory is still 43.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 10:44:48,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 933.17 ms. Allocated memory is still 96.5 MB. Free memory was 64.0 MB in the beginning and 58.8 MB in the end (delta: 5.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-11-09 10:44:48,711 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.62 ms. Allocated memory is still 96.5 MB. Free memory was 58.8 MB in the beginning and 50.9 MB in the end (delta: 7.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-09 10:44:48,712 INFO L168 Benchmark]: Boogie Preprocessor took 145.33 ms. Allocated memory is still 96.5 MB. Free memory was 50.9 MB in the beginning and 43.4 MB in the end (delta: 7.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-09 10:44:48,712 INFO L168 Benchmark]: RCFGBuilder took 2518.97 ms. Allocated memory was 96.5 MB in the beginning and 163.6 MB in the end (delta: 67.1 MB). Free memory was 43.3 MB in the beginning and 83.4 MB in the end (delta: -40.0 MB). Peak memory consumption was 31.4 MB. Max. memory is 16.1 GB. [2021-11-09 10:44:48,713 INFO L168 Benchmark]: BuchiAutomizer took 11654.48 ms. Allocated memory was 163.6 MB in the beginning and 241.2 MB in the end (delta: 77.6 MB). Free memory was 82.5 MB in the beginning and 179.1 MB in the end (delta: -96.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 10:44:48,714 INFO L168 Benchmark]: Witness Printer took 4.71 ms. Allocated memory is still 241.2 MB. Free memory is still 179.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 10:44:48,717 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 77.6 MB. Free memory is still 43.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 933.17 ms. Allocated memory is still 96.5 MB. Free memory was 64.0 MB in the beginning and 58.8 MB in the end (delta: 5.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 188.62 ms. Allocated memory is still 96.5 MB. Free memory was 58.8 MB in the beginning and 50.9 MB in the end (delta: 7.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 145.33 ms. Allocated memory is still 96.5 MB. Free memory was 50.9 MB in the beginning and 43.4 MB in the end (delta: 7.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2518.97 ms. Allocated memory was 96.5 MB in the beginning and 163.6 MB in the end (delta: 67.1 MB). Free memory was 43.3 MB in the beginning and 83.4 MB in the end (delta: -40.0 MB). Peak memory consumption was 31.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 11654.48 ms. Allocated memory was 163.6 MB in the beginning and 241.2 MB in the end (delta: 77.6 MB). Free memory was 82.5 MB in the beginning and 179.1 MB in the end (delta: -96.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 4.71 ms. Allocated memory is still 241.2 MB. Free memory is still 179.1 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 11.5s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 9.2s. Construction of modules took 0.0s. Büchi inclusion checks took 1.7s. 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 0.0s Buchi closure took 0.0s. Biggest automaton had 808 states and ocurred in iteration 2. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 3741 SDtfs, 1690 SDslu, 5235 SDs, 0 SdLazy, 35 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital287 mio100 ax100 hnf100 lsp42 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq231 hnf85 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 25ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-09 10:44:48,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c55e58-9051-4707-944a-baaa8ff27197/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE