./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD --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 1fd92a9fd772101c63f3ecfbb0edb55e50fbfbad037a68e9b6ad137393c8d528 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:33:14,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:33:14,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:33:14,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:33:14,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:33:14,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:33:14,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:33:14,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:33:14,987 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:33:14,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:33:14,990 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:33:14,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:33:14,992 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:33:14,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:33:14,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:33:14,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:33:14,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:33:15,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:33:15,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:33:15,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:33:15,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:33:15,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:33:15,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:33:15,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:33:15,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:33:15,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:33:15,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:33:15,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:33:15,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:33:15,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:33:15,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:33:15,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:33:15,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:33:15,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:33:15,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:33:15,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:33:15,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:33:15,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:33:15,029 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:33:15,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:33:15,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:33:15,032 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 23:33:15,058 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:33:15,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:33:15,059 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:33:15,059 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:33:15,060 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:33:15,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:33:15,061 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:33:15,061 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 23:33:15,061 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 23:33:15,062 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 23:33:15,062 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 23:33:15,062 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 23:33:15,063 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 23:33:15,063 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:33:15,063 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:33:15,063 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:33:15,064 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:33:15,064 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:33:15,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:33:15,065 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 23:33:15,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 23:33:15,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 23:33:15,065 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:33:15,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:33:15,066 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 23:33:15,066 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:33:15,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 23:33:15,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:33:15,067 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:33:15,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:33:15,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:33:15,068 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:33:15,069 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 23:33:15,069 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_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1fd92a9fd772101c63f3ecfbb0edb55e50fbfbad037a68e9b6ad137393c8d528 [2021-10-28 23:33:15,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:33:15,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:33:15,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:33:15,381 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:33:15,381 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:33:15,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c [2021-10-28 23:33:15,472 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/data/8f4a55514/38c6da1002d143e49ba2141354039e6c/FLAG782f48dd4 [2021-10-28 23:33:16,130 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:33:16,135 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c [2021-10-28 23:33:16,166 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/data/8f4a55514/38c6da1002d143e49ba2141354039e6c/FLAG782f48dd4 [2021-10-28 23:33:16,321 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/data/8f4a55514/38c6da1002d143e49ba2141354039e6c [2021-10-28 23:33:16,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:33:16,329 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:33:16,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:33:16,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:33:16,336 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:33:16,337 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:33:16" (1/1) ... [2021-10-28 23:33:16,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32bbb3e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:16, skipping insertion in model container [2021-10-28 23:33:16,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:33:16" (1/1) ... [2021-10-28 23:33:16,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:33:16,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:33:16,952 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_c11b1fad-5046-4682-b250-b00d500cdeaa/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c[55771,55784] [2021-10-28 23:33:16,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:33:16,981 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:33:17,163 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_c11b1fad-5046-4682-b250-b00d500cdeaa/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c[55771,55784] [2021-10-28 23:33:17,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:33:17,183 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:33:17,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:17 WrapperNode [2021-10-28 23:33:17,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:33:17,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:33:17,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:33:17,194 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:33:17,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:17" (1/1) ... [2021-10-28 23:33:17,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:17" (1/1) ... [2021-10-28 23:33:17,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:33:17,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:33:17,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:33:17,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:33:17,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:17" (1/1) ... [2021-10-28 23:33:17,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:17" (1/1) ... [2021-10-28 23:33:17,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:17" (1/1) ... [2021-10-28 23:33:17,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:17" (1/1) ... [2021-10-28 23:33:17,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:17" (1/1) ... [2021-10-28 23:33:17,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:17" (1/1) ... [2021-10-28 23:33:17,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:17" (1/1) ... [2021-10-28 23:33:17,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:33:17,493 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:33:17,494 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:33:17,494 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:33:17,495 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:17" (1/1) ... [2021-10-28 23:33:17,502 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:17,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:17,526 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:17,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 23:33:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:33:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:33:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:33:17,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:33:19,720 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:33:19,720 INFO L299 CfgBuilder]: Removed 23 assume(true) statements. [2021-10-28 23:33:19,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:33:19 BoogieIcfgContainer [2021-10-28 23:33:19,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:33:19,726 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 23:33:19,727 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 23:33:19,730 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 23:33:19,731 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:33:19,731 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 11:33:16" (1/3) ... [2021-10-28 23:33:19,733 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7fb199b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:33:19, skipping insertion in model container [2021-10-28 23:33:19,733 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:33:19,733 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:33:17" (2/3) ... [2021-10-28 23:33:19,734 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7fb199b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:33:19, skipping insertion in model container [2021-10-28 23:33:19,735 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:33:19,735 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:33:19" (3/3) ... [2021-10-28 23:33:19,737 INFO L389 chiAutomizerObserver]: Analyzing ICFG pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c [2021-10-28 23:33:19,788 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 23:33:19,789 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 23:33:19,789 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 23:33:19,789 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 23:33:19,789 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 23:33:19,789 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 23:33:19,789 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 23:33:19,789 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 23:33:19,823 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 715 states, 714 states have (on average 1.8445378151260505) internal successors, (1317), 714 states have internal predecessors, (1317), 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) [2021-10-28 23:33:19,883 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 180 [2021-10-28 23:33:19,884 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:33:19,884 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:33:19,902 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] [2021-10-28 23:33:19,902 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] [2021-10-28 23:33:19,903 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 23:33:19,905 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 715 states, 714 states have (on average 1.8445378151260505) internal successors, (1317), 714 states have internal predecessors, (1317), 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) [2021-10-28 23:33:19,918 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 180 [2021-10-28 23:33:19,919 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:33:19,919 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:33:19,928 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] [2021-10-28 23:33:19,928 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] [2021-10-28 23:33:19,939 INFO L791 eck$LassoCheckResult]: Stem: 696#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(44);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p15~0 := 0;~p15_old~0 := 0;~p15_new~0 := 0;~ep15~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p25~0 := 0;~p25_old~0 := 0;~p25_new~0 := 0;~ep25~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p35~0 := 0;~p35_old~0 := 0;~p35_new~0 := 0;~ep35~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~p45~0 := 0;~p45_old~0 := 0;~p45_new~0 := 0;~ep45~0 := 0;~p51~0 := 0;~p51_old~0 := 0;~p51_new~0 := 0;~ep51~0 := 0;~p52~0 := 0;~p52_old~0 := 0;~p52_new~0 := 0;~ep52~0 := 0;~p53~0 := 0;~p53_old~0 := 0;~p53_new~0 := 0;~ep53~0 := 0;~p54~0 := 0;~p54_old~0 := 0;~p54_new~0 := 0;~ep54~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~newmax4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0;~newmax5~0 := 0; 588#L-1true havoc main_#res;havoc main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~nondet63, main_#t~nondet64, main_#t~nondet65, main_#t~nondet66, main_#t~nondet67, main_#t~nondet68, main_#t~nondet69, main_#t~nondet70, main_#t~nondet71, main_#t~nondet72, main_#t~nondet73, main_#t~nondet74, main_#t~nondet75, main_#t~nondet76, main_#t~nondet77, main_#t~nondet78, main_#t~nondet79, main_#t~nondet80, main_#t~nondet81, main_#t~nondet82, main_#t~nondet83, main_#t~nondet84, main_#t~nondet85, main_#t~nondet86, main_#t~ret87, main_#t~ret88, main_#t~post89, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep13~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep14~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep15~0 := main_#t~nondet30;havoc main_#t~nondet30;~ep21~0 := main_#t~nondet31;havoc main_#t~nondet31;~ep23~0 := main_#t~nondet32;havoc main_#t~nondet32;~ep24~0 := main_#t~nondet33;havoc main_#t~nondet33;~ep25~0 := main_#t~nondet34;havoc main_#t~nondet34;~ep31~0 := main_#t~nondet35;havoc main_#t~nondet35;~ep32~0 := main_#t~nondet36;havoc main_#t~nondet36;~ep34~0 := main_#t~nondet37;havoc main_#t~nondet37;~ep35~0 := main_#t~nondet38;havoc main_#t~nondet38;~ep41~0 := main_#t~nondet39;havoc main_#t~nondet39;~ep42~0 := main_#t~nondet40;havoc main_#t~nondet40;~ep43~0 := main_#t~nondet41;havoc main_#t~nondet41;~ep45~0 := main_#t~nondet42;havoc main_#t~nondet42;~ep51~0 := main_#t~nondet43;havoc main_#t~nondet43;~ep52~0 := main_#t~nondet44;havoc main_#t~nondet44;~ep53~0 := main_#t~nondet45;havoc main_#t~nondet45;~ep54~0 := main_#t~nondet46;havoc main_#t~nondet46;~id1~0 := main_#t~nondet47;havoc main_#t~nondet47;~r1~0 := main_#t~nondet48;havoc main_#t~nondet48;~st1~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl1~0 := main_#t~nondet50;havoc main_#t~nondet50;~m1~0 := main_#t~nondet51;havoc main_#t~nondet51;~max1~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode1~0 := main_#t~nondet53;havoc main_#t~nondet53;~newmax1~0 := main_#t~nondet54;havoc main_#t~nondet54;~id2~0 := main_#t~nondet55;havoc main_#t~nondet55;~r2~0 := main_#t~nondet56;havoc main_#t~nondet56;~st2~0 := main_#t~nondet57;havoc main_#t~nondet57;~nl2~0 := main_#t~nondet58;havoc main_#t~nondet58;~m2~0 := main_#t~nondet59;havoc main_#t~nondet59;~max2~0 := main_#t~nondet60;havoc main_#t~nondet60;~mode2~0 := main_#t~nondet61;havoc main_#t~nondet61;~newmax2~0 := main_#t~nondet62;havoc main_#t~nondet62;~id3~0 := main_#t~nondet63;havoc main_#t~nondet63;~r3~0 := main_#t~nondet64;havoc main_#t~nondet64;~st3~0 := main_#t~nondet65;havoc main_#t~nondet65;~nl3~0 := main_#t~nondet66;havoc main_#t~nondet66;~m3~0 := main_#t~nondet67;havoc main_#t~nondet67;~max3~0 := main_#t~nondet68;havoc main_#t~nondet68;~mode3~0 := main_#t~nondet69;havoc main_#t~nondet69;~newmax3~0 := main_#t~nondet70;havoc main_#t~nondet70;~id4~0 := main_#t~nondet71;havoc main_#t~nondet71;~r4~0 := main_#t~nondet72;havoc main_#t~nondet72;~st4~0 := main_#t~nondet73;havoc main_#t~nondet73;~nl4~0 := main_#t~nondet74;havoc main_#t~nondet74;~m4~0 := main_#t~nondet75;havoc main_#t~nondet75;~max4~0 := main_#t~nondet76;havoc main_#t~nondet76;~mode4~0 := main_#t~nondet77;havoc main_#t~nondet77;~newmax4~0 := main_#t~nondet78;havoc main_#t~nondet78;~id5~0 := main_#t~nondet79;havoc main_#t~nondet79;~r5~0 := main_#t~nondet80;havoc main_#t~nondet80;~st5~0 := main_#t~nondet81;havoc main_#t~nondet81;~nl5~0 := main_#t~nondet82;havoc main_#t~nondet82;~m5~0 := main_#t~nondet83;havoc main_#t~nondet83;~max5~0 := main_#t~nondet84;havoc main_#t~nondet84;~mode5~0 := main_#t~nondet85;havoc main_#t~nondet85;~newmax5~0 := main_#t~nondet86;havoc main_#t~nondet86;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r151~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r251~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r351~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r451~0, init_~r511~0, init_~r521~0, init_~r531~0, init_~r541~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r152~0, init_~tmp___2~0, init_~r212~0, init_~tmp___3~0, init_~r232~0, init_~tmp___4~0, init_~r242~0, init_~tmp___5~0, init_~r252~0, init_~tmp___6~0, init_~r312~0, init_~tmp___7~0, init_~r322~0, init_~tmp___8~0, init_~r342~0, init_~tmp___9~0, init_~r352~0, init_~tmp___10~0, init_~r412~0, init_~tmp___11~0, init_~r422~0, init_~tmp___12~0, init_~r432~0, init_~tmp___13~0, init_~r452~0, init_~tmp___14~0, init_~r512~0, init_~tmp___15~0, init_~r522~0, init_~tmp___16~0, init_~r532~0, init_~tmp___17~0, init_~r542~0, init_~tmp___18~0, init_~r123~0, init_~tmp___19~0, init_~r133~0, init_~tmp___20~0, init_~r143~0, init_~tmp___21~0, init_~r153~0, init_~tmp___22~0, init_~r213~0, init_~tmp___23~0, init_~r233~0, init_~tmp___24~0, init_~r243~0, init_~tmp___25~0, init_~r253~0, init_~tmp___26~0, init_~r313~0, init_~tmp___27~0, init_~r323~0, init_~tmp___28~0, init_~r343~0, init_~tmp___29~0, init_~r353~0, init_~tmp___30~0, init_~r413~0, init_~tmp___31~0, init_~r423~0, init_~tmp___32~0, init_~r433~0, init_~tmp___33~0, init_~r453~0, init_~tmp___34~0, init_~r513~0, init_~tmp___35~0, init_~r523~0, init_~tmp___36~0, init_~r533~0, init_~tmp___37~0, init_~r543~0, init_~tmp___38~0, init_~r124~0, init_~tmp___39~0, init_~r134~0, init_~tmp___40~0, init_~r144~0, init_~tmp___41~0, init_~r154~0, init_~tmp___42~0, init_~r214~0, init_~tmp___43~0, init_~r234~0, init_~tmp___44~0, init_~r244~0, init_~tmp___45~0, init_~r254~0, init_~tmp___46~0, init_~r314~0, init_~tmp___47~0, init_~r324~0, init_~tmp___48~0, init_~r344~0, init_~tmp___49~0, init_~r354~0, init_~tmp___50~0, init_~r414~0, init_~tmp___51~0, init_~r424~0, init_~tmp___52~0, init_~r434~0, init_~tmp___53~0, init_~r454~0, init_~tmp___54~0, init_~r514~0, init_~tmp___55~0, init_~r524~0, init_~tmp___56~0, init_~r534~0, init_~tmp___57~0, init_~r544~0, init_~tmp___58~0, init_~tmp___59~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r151~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r251~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r351~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r451~0;havoc init_~r511~0;havoc init_~r521~0;havoc init_~r531~0;havoc init_~r541~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r152~0;havoc init_~tmp___2~0;havoc init_~r212~0;havoc init_~tmp___3~0;havoc init_~r232~0;havoc init_~tmp___4~0;havoc init_~r242~0;havoc init_~tmp___5~0;havoc init_~r252~0;havoc init_~tmp___6~0;havoc init_~r312~0;havoc init_~tmp___7~0;havoc init_~r322~0;havoc init_~tmp___8~0;havoc init_~r342~0;havoc init_~tmp___9~0;havoc init_~r352~0;havoc init_~tmp___10~0;havoc init_~r412~0;havoc init_~tmp___11~0;havoc init_~r422~0;havoc init_~tmp___12~0;havoc init_~r432~0;havoc init_~tmp___13~0;havoc init_~r452~0;havoc init_~tmp___14~0;havoc init_~r512~0;havoc init_~tmp___15~0;havoc init_~r522~0;havoc init_~tmp___16~0;havoc init_~r532~0;havoc init_~tmp___17~0;havoc init_~r542~0;havoc init_~tmp___18~0;havoc init_~r123~0;havoc init_~tmp___19~0;havoc init_~r133~0;havoc init_~tmp___20~0;havoc init_~r143~0;havoc init_~tmp___21~0;havoc init_~r153~0;havoc init_~tmp___22~0;havoc init_~r213~0;havoc init_~tmp___23~0;havoc init_~r233~0;havoc init_~tmp___24~0;havoc init_~r243~0;havoc init_~tmp___25~0;havoc init_~r253~0;havoc init_~tmp___26~0;havoc init_~r313~0;havoc init_~tmp___27~0;havoc init_~r323~0;havoc init_~tmp___28~0;havoc init_~r343~0;havoc init_~tmp___29~0;havoc init_~r353~0;havoc init_~tmp___30~0;havoc init_~r413~0;havoc init_~tmp___31~0;havoc init_~r423~0;havoc init_~tmp___32~0;havoc init_~r433~0;havoc init_~tmp___33~0;havoc init_~r453~0;havoc init_~tmp___34~0;havoc init_~r513~0;havoc init_~tmp___35~0;havoc init_~r523~0;havoc init_~tmp___36~0;havoc init_~r533~0;havoc init_~tmp___37~0;havoc init_~r543~0;havoc init_~tmp___38~0;havoc init_~r124~0;havoc init_~tmp___39~0;havoc init_~r134~0;havoc init_~tmp___40~0;havoc init_~r144~0;havoc init_~tmp___41~0;havoc init_~r154~0;havoc init_~tmp___42~0;havoc init_~r214~0;havoc init_~tmp___43~0;havoc init_~r234~0;havoc init_~tmp___44~0;havoc init_~r244~0;havoc init_~tmp___45~0;havoc init_~r254~0;havoc init_~tmp___46~0;havoc init_~r314~0;havoc init_~tmp___47~0;havoc init_~r324~0;havoc init_~tmp___48~0;havoc init_~r344~0;havoc init_~tmp___49~0;havoc init_~r354~0;havoc init_~tmp___50~0;havoc init_~r414~0;havoc init_~tmp___51~0;havoc init_~r424~0;havoc init_~tmp___52~0;havoc init_~r434~0;havoc init_~tmp___53~0;havoc init_~r454~0;havoc init_~tmp___54~0;havoc init_~r514~0;havoc init_~tmp___55~0;havoc init_~r524~0;havoc init_~tmp___56~0;havoc init_~r534~0;havoc init_~tmp___57~0;havoc init_~r544~0;havoc init_~tmp___58~0;havoc init_~tmp___59~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r151~0 := ~ep15~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r251~0 := ~ep25~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r351~0 := ~ep35~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0;init_~r451~0 := ~ep45~0;init_~r511~0 := ~ep51~0;init_~r521~0 := ~ep52~0;init_~r531~0 := ~ep53~0;init_~r541~0 := ~ep54~0; 663#L698true assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 27#L717true init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 544#L727true assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 465#L746true init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 446#L756true assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 548#L775true init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 334#L785true assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 359#L804true init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 467#L814true assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 58#L833true init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 439#L843true assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 449#L862true init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 643#L872true assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 259#L891true init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 713#L901true assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 503#L920true init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 425#L930true assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 216#L949true init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 300#L959true assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 14#L978true init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 53#L988true assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 454#L1007true init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 428#L1017true assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 62#L1036true init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 77#L1046true assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 23#L1065true init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 489#L1075true assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 247#L1094true init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 677#L1104true assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 557#L1123true init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 137#L1133true assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 575#L1152true init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 56#L1162true assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 350#L1181true init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 234#L1191true assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 52#L1210true init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 165#L1220true assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 408#L1239true init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 589#L1249true assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 639#L1268true init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 607#L1278true assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 710#L1297true init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 37#L1307true assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 327#L1326true init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 272#L1336true assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 298#L1355true init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 74#L1365true assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 501#L1384true init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 363#L1394true assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 651#L1413true init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 582#L1423true assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 529#L1442true init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 391#L1452true assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 623#L1471true init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 196#L1481true assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 226#L1500true init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 24#L1510true assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 341#L1529true init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 337#L1539true assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 178#L1558true init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 694#L1568true assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 604#L1587true init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 479#L1597true assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 26#L1616true init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 524#L1626true assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 664#L1645true init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 311#L1655true assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 241#L1674true init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 689#L1684true assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 244#L1703true init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 407#L1713true assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 264#L1732true init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 91#L1742true assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 666#L1761true init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 378#L1771true assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 411#L1790true init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 564#L1800true assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 372#L1819true init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 201#L1829true assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 173#L1848true init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 624#L1858true assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 526#L1877true init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 99#L1887true assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 268#L1906true init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 400#L1916true assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 470#L1935true init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 117#L1945true assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 637#L1964true init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 149#L1974true assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 108#L1993true init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 597#L2003true assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 322#L2022true init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 528#L2032true assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 412#L2051true init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 522#L2061true assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 453#L2080true init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 176#L2090true assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 129#L2109true init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 558#L2119true assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 676#L2138true init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 707#L2148true assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 207#L2167true init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 505#L2177true assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 540#L2196true init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 88#L2206true assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 445#L2225true init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 627#L2235true assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 367#L2254true init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 122#L2264true assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 510#L2283true init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 110#L2293true assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 142#L2312true init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 573#L2322true assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 511#L2341true init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 38#L2351true assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 3#L2370true init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 310#L2380true assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 616#L2399true init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 188#L2409true assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 71#L2428true init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 617#L2438true assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 552#L2438-1true init_#res := init_~tmp___59~0; 418#L2619true main_#t~ret87 := init_#res;main_~i2~0 := main_#t~ret87;havoc main_#t~ret87;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 480#L21true assume 0 == assume_abort_if_not_~cond;assume false; 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; 563#L2796-2true [2021-10-28 23:33:19,941 INFO L793 eck$LassoCheckResult]: Loop: 563#L2796-2true assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10, node1_~newmax~0;havoc node1_~newmax~0;node1_~newmax~0 := 0; 471#L154true assume !(0 != ~mode1~0 % 256); 87#L198true assume !(~r1~0 < 4); 118#L198-1true ~mode1~0 := 1; 166#L154-2true havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14, node2_~newmax~1;havoc node2_~newmax~1;node2_~newmax~1 := 0; 95#L231true assume !(0 != ~mode2~0 % 256); 487#L275true assume !(~r2~0 < 4); 332#L275-1true ~mode2~0 := 1; 6#L231-2true havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18, node3_~newmax~2;havoc node3_~newmax~2;node3_~newmax~2 := 0; 177#L308true assume !(0 != ~mode3~0 % 256); 679#L352true assume !(~r3~0 < 4); 468#L352-1true ~mode3~0 := 1; 72#L308-2true havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22, node4_~newmax~3;havoc node4_~newmax~3;node4_~newmax~3 := 0; 543#L385true assume !(0 != ~mode4~0 % 256); 274#L429true assume !(~r4~0 < 4); 240#L429-1true ~mode4~0 := 1; 147#L385-2true havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26, node5_~newmax~4;havoc node5_~newmax~4;node5_~newmax~4 := 0; 455#L462true assume !(0 != ~mode5~0 % 256); 494#L506true assume !(~r5~0 < 4); 634#L506-1true ~mode5~0 := 1; 542#L462-2true ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~p15_new~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~p25_new~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~p35_new~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~p45_new~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~p51_new~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~p52_new~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~p53_new~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~p54_new~0;~p54_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 306#L2627true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 590#L2627-1true check_#res := check_~tmp~1; 185#L2683true main_#t~ret88 := check_#res;main_~c1~0 := main_#t~ret88;havoc main_#t~ret88;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 417#L2856true assume !(0 == assert_~arg % 256); 384#L2851true main_#t~post89 := main_~i2~0;main_~i2~0 := 1 + main_#t~post89;havoc main_#t~post89; 563#L2796-2true [2021-10-28 23:33:19,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:19,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1679195706, now seen corresponding path program 1 times [2021-10-28 23:33:19,957 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:19,958 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176452506] [2021-10-28 23:33:19,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:19,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:20,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:33:20,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:33:20,546 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:33:20,546 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176452506] [2021-10-28 23:33:20,548 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176452506] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:33:20,548 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:33:20,549 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:33:20,551 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473214570] [2021-10-28 23:33:20,560 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 23:33:20,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:20,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1197541040, now seen corresponding path program 1 times [2021-10-28 23:33:20,565 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:20,565 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779306662] [2021-10-28 23:33:20,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:20,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:20,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:33:20,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:33:20,802 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:33:20,803 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779306662] [2021-10-28 23:33:20,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779306662] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:33:20,803 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:33:20,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:33:20,804 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428794983] [2021-10-28 23:33:20,805 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 23:33:20,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:33:20,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:33:20,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:33:20,826 INFO L87 Difference]: Start difference. First operand has 715 states, 714 states have (on average 1.8445378151260505) internal successors, (1317), 714 states have internal predecessors, (1317), 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) [2021-10-28 23:33:20,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:33:20,984 INFO L93 Difference]: Finished difference Result 719 states and 1317 transitions. [2021-10-28 23:33:20,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:33:20,987 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 719 states and 1317 transitions. [2021-10-28 23:33:20,997 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 179 [2021-10-28 23:33:21,010 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 719 states to 710 states and 1299 transitions. [2021-10-28 23:33:21,012 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 710 [2021-10-28 23:33:21,019 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 710 [2021-10-28 23:33:21,021 INFO L73 IsDeterministic]: Start isDeterministic. Operand 710 states and 1299 transitions. [2021-10-28 23:33:21,028 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:33:21,034 INFO L681 BuchiCegarLoop]: Abstraction has 710 states and 1299 transitions. [2021-10-28 23:33:21,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states and 1299 transitions. [2021-10-28 23:33:21,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 710. [2021-10-28 23:33:21,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 710 states, 710 states have (on average 1.8295774647887324) internal successors, (1299), 709 states have internal predecessors, (1299), 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) [2021-10-28 23:33:21,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1299 transitions. [2021-10-28 23:33:21,143 INFO L704 BuchiCegarLoop]: Abstraction has 710 states and 1299 transitions. [2021-10-28 23:33:21,143 INFO L587 BuchiCegarLoop]: Abstraction has 710 states and 1299 transitions. [2021-10-28 23:33:21,143 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 23:33:21,143 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 710 states and 1299 transitions. [2021-10-28 23:33:21,150 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 179 [2021-10-28 23:33:21,151 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:33:21,151 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:33:21,157 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] [2021-10-28 23:33:21,157 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] [2021-10-28 23:33:21,158 INFO L791 eck$LassoCheckResult]: Stem: 2158#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(44);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p15~0 := 0;~p15_old~0 := 0;~p15_new~0 := 0;~ep15~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p25~0 := 0;~p25_old~0 := 0;~p25_new~0 := 0;~ep25~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p35~0 := 0;~p35_old~0 := 0;~p35_new~0 := 0;~ep35~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~p45~0 := 0;~p45_old~0 := 0;~p45_new~0 := 0;~ep45~0 := 0;~p51~0 := 0;~p51_old~0 := 0;~p51_new~0 := 0;~ep51~0 := 0;~p52~0 := 0;~p52_old~0 := 0;~p52_new~0 := 0;~ep52~0 := 0;~p53~0 := 0;~p53_old~0 := 0;~p53_new~0 := 0;~ep53~0 := 0;~p54~0 := 0;~p54_old~0 := 0;~p54_new~0 := 0;~ep54~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~newmax4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0;~newmax5~0 := 0; 2140#L-1 havoc main_#res;havoc main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~nondet63, main_#t~nondet64, main_#t~nondet65, main_#t~nondet66, main_#t~nondet67, main_#t~nondet68, main_#t~nondet69, main_#t~nondet70, main_#t~nondet71, main_#t~nondet72, main_#t~nondet73, main_#t~nondet74, main_#t~nondet75, main_#t~nondet76, main_#t~nondet77, main_#t~nondet78, main_#t~nondet79, main_#t~nondet80, main_#t~nondet81, main_#t~nondet82, main_#t~nondet83, main_#t~nondet84, main_#t~nondet85, main_#t~nondet86, main_#t~ret87, main_#t~ret88, main_#t~post89, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep13~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep14~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep15~0 := main_#t~nondet30;havoc main_#t~nondet30;~ep21~0 := main_#t~nondet31;havoc main_#t~nondet31;~ep23~0 := main_#t~nondet32;havoc main_#t~nondet32;~ep24~0 := main_#t~nondet33;havoc main_#t~nondet33;~ep25~0 := main_#t~nondet34;havoc main_#t~nondet34;~ep31~0 := main_#t~nondet35;havoc main_#t~nondet35;~ep32~0 := main_#t~nondet36;havoc main_#t~nondet36;~ep34~0 := main_#t~nondet37;havoc main_#t~nondet37;~ep35~0 := main_#t~nondet38;havoc main_#t~nondet38;~ep41~0 := main_#t~nondet39;havoc main_#t~nondet39;~ep42~0 := main_#t~nondet40;havoc main_#t~nondet40;~ep43~0 := main_#t~nondet41;havoc main_#t~nondet41;~ep45~0 := main_#t~nondet42;havoc main_#t~nondet42;~ep51~0 := main_#t~nondet43;havoc main_#t~nondet43;~ep52~0 := main_#t~nondet44;havoc main_#t~nondet44;~ep53~0 := main_#t~nondet45;havoc main_#t~nondet45;~ep54~0 := main_#t~nondet46;havoc main_#t~nondet46;~id1~0 := main_#t~nondet47;havoc main_#t~nondet47;~r1~0 := main_#t~nondet48;havoc main_#t~nondet48;~st1~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl1~0 := main_#t~nondet50;havoc main_#t~nondet50;~m1~0 := main_#t~nondet51;havoc main_#t~nondet51;~max1~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode1~0 := main_#t~nondet53;havoc main_#t~nondet53;~newmax1~0 := main_#t~nondet54;havoc main_#t~nondet54;~id2~0 := main_#t~nondet55;havoc main_#t~nondet55;~r2~0 := main_#t~nondet56;havoc main_#t~nondet56;~st2~0 := main_#t~nondet57;havoc main_#t~nondet57;~nl2~0 := main_#t~nondet58;havoc main_#t~nondet58;~m2~0 := main_#t~nondet59;havoc main_#t~nondet59;~max2~0 := main_#t~nondet60;havoc main_#t~nondet60;~mode2~0 := main_#t~nondet61;havoc main_#t~nondet61;~newmax2~0 := main_#t~nondet62;havoc main_#t~nondet62;~id3~0 := main_#t~nondet63;havoc main_#t~nondet63;~r3~0 := main_#t~nondet64;havoc main_#t~nondet64;~st3~0 := main_#t~nondet65;havoc main_#t~nondet65;~nl3~0 := main_#t~nondet66;havoc main_#t~nondet66;~m3~0 := main_#t~nondet67;havoc main_#t~nondet67;~max3~0 := main_#t~nondet68;havoc main_#t~nondet68;~mode3~0 := main_#t~nondet69;havoc main_#t~nondet69;~newmax3~0 := main_#t~nondet70;havoc main_#t~nondet70;~id4~0 := main_#t~nondet71;havoc main_#t~nondet71;~r4~0 := main_#t~nondet72;havoc main_#t~nondet72;~st4~0 := main_#t~nondet73;havoc main_#t~nondet73;~nl4~0 := main_#t~nondet74;havoc main_#t~nondet74;~m4~0 := main_#t~nondet75;havoc main_#t~nondet75;~max4~0 := main_#t~nondet76;havoc main_#t~nondet76;~mode4~0 := main_#t~nondet77;havoc main_#t~nondet77;~newmax4~0 := main_#t~nondet78;havoc main_#t~nondet78;~id5~0 := main_#t~nondet79;havoc main_#t~nondet79;~r5~0 := main_#t~nondet80;havoc main_#t~nondet80;~st5~0 := main_#t~nondet81;havoc main_#t~nondet81;~nl5~0 := main_#t~nondet82;havoc main_#t~nondet82;~m5~0 := main_#t~nondet83;havoc main_#t~nondet83;~max5~0 := main_#t~nondet84;havoc main_#t~nondet84;~mode5~0 := main_#t~nondet85;havoc main_#t~nondet85;~newmax5~0 := main_#t~nondet86;havoc main_#t~nondet86;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r151~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r251~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r351~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r451~0, init_~r511~0, init_~r521~0, init_~r531~0, init_~r541~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r152~0, init_~tmp___2~0, init_~r212~0, init_~tmp___3~0, init_~r232~0, init_~tmp___4~0, init_~r242~0, init_~tmp___5~0, init_~r252~0, init_~tmp___6~0, init_~r312~0, init_~tmp___7~0, init_~r322~0, init_~tmp___8~0, init_~r342~0, init_~tmp___9~0, init_~r352~0, init_~tmp___10~0, init_~r412~0, init_~tmp___11~0, init_~r422~0, init_~tmp___12~0, init_~r432~0, init_~tmp___13~0, init_~r452~0, init_~tmp___14~0, init_~r512~0, init_~tmp___15~0, init_~r522~0, init_~tmp___16~0, init_~r532~0, init_~tmp___17~0, init_~r542~0, init_~tmp___18~0, init_~r123~0, init_~tmp___19~0, init_~r133~0, init_~tmp___20~0, init_~r143~0, init_~tmp___21~0, init_~r153~0, init_~tmp___22~0, init_~r213~0, init_~tmp___23~0, init_~r233~0, init_~tmp___24~0, init_~r243~0, init_~tmp___25~0, init_~r253~0, init_~tmp___26~0, init_~r313~0, init_~tmp___27~0, init_~r323~0, init_~tmp___28~0, init_~r343~0, init_~tmp___29~0, init_~r353~0, init_~tmp___30~0, init_~r413~0, init_~tmp___31~0, init_~r423~0, init_~tmp___32~0, init_~r433~0, init_~tmp___33~0, init_~r453~0, init_~tmp___34~0, init_~r513~0, init_~tmp___35~0, init_~r523~0, init_~tmp___36~0, init_~r533~0, init_~tmp___37~0, init_~r543~0, init_~tmp___38~0, init_~r124~0, init_~tmp___39~0, init_~r134~0, init_~tmp___40~0, init_~r144~0, init_~tmp___41~0, init_~r154~0, init_~tmp___42~0, init_~r214~0, init_~tmp___43~0, init_~r234~0, init_~tmp___44~0, init_~r244~0, init_~tmp___45~0, init_~r254~0, init_~tmp___46~0, init_~r314~0, init_~tmp___47~0, init_~r324~0, init_~tmp___48~0, init_~r344~0, init_~tmp___49~0, init_~r354~0, init_~tmp___50~0, init_~r414~0, init_~tmp___51~0, init_~r424~0, init_~tmp___52~0, init_~r434~0, init_~tmp___53~0, init_~r454~0, init_~tmp___54~0, init_~r514~0, init_~tmp___55~0, init_~r524~0, init_~tmp___56~0, init_~r534~0, init_~tmp___57~0, init_~r544~0, init_~tmp___58~0, init_~tmp___59~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r151~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r251~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r351~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r451~0;havoc init_~r511~0;havoc init_~r521~0;havoc init_~r531~0;havoc init_~r541~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r152~0;havoc init_~tmp___2~0;havoc init_~r212~0;havoc init_~tmp___3~0;havoc init_~r232~0;havoc init_~tmp___4~0;havoc init_~r242~0;havoc init_~tmp___5~0;havoc init_~r252~0;havoc init_~tmp___6~0;havoc init_~r312~0;havoc init_~tmp___7~0;havoc init_~r322~0;havoc init_~tmp___8~0;havoc init_~r342~0;havoc init_~tmp___9~0;havoc init_~r352~0;havoc init_~tmp___10~0;havoc init_~r412~0;havoc init_~tmp___11~0;havoc init_~r422~0;havoc init_~tmp___12~0;havoc init_~r432~0;havoc init_~tmp___13~0;havoc init_~r452~0;havoc init_~tmp___14~0;havoc init_~r512~0;havoc init_~tmp___15~0;havoc init_~r522~0;havoc init_~tmp___16~0;havoc init_~r532~0;havoc init_~tmp___17~0;havoc init_~r542~0;havoc init_~tmp___18~0;havoc init_~r123~0;havoc init_~tmp___19~0;havoc init_~r133~0;havoc init_~tmp___20~0;havoc init_~r143~0;havoc init_~tmp___21~0;havoc init_~r153~0;havoc init_~tmp___22~0;havoc init_~r213~0;havoc init_~tmp___23~0;havoc init_~r233~0;havoc init_~tmp___24~0;havoc init_~r243~0;havoc init_~tmp___25~0;havoc init_~r253~0;havoc init_~tmp___26~0;havoc init_~r313~0;havoc init_~tmp___27~0;havoc init_~r323~0;havoc init_~tmp___28~0;havoc init_~r343~0;havoc init_~tmp___29~0;havoc init_~r353~0;havoc init_~tmp___30~0;havoc init_~r413~0;havoc init_~tmp___31~0;havoc init_~r423~0;havoc init_~tmp___32~0;havoc init_~r433~0;havoc init_~tmp___33~0;havoc init_~r453~0;havoc init_~tmp___34~0;havoc init_~r513~0;havoc init_~tmp___35~0;havoc init_~r523~0;havoc init_~tmp___36~0;havoc init_~r533~0;havoc init_~tmp___37~0;havoc init_~r543~0;havoc init_~tmp___38~0;havoc init_~r124~0;havoc init_~tmp___39~0;havoc init_~r134~0;havoc init_~tmp___40~0;havoc init_~r144~0;havoc init_~tmp___41~0;havoc init_~r154~0;havoc init_~tmp___42~0;havoc init_~r214~0;havoc init_~tmp___43~0;havoc init_~r234~0;havoc init_~tmp___44~0;havoc init_~r244~0;havoc init_~tmp___45~0;havoc init_~r254~0;havoc init_~tmp___46~0;havoc init_~r314~0;havoc init_~tmp___47~0;havoc init_~r324~0;havoc init_~tmp___48~0;havoc init_~r344~0;havoc init_~tmp___49~0;havoc init_~r354~0;havoc init_~tmp___50~0;havoc init_~r414~0;havoc init_~tmp___51~0;havoc init_~r424~0;havoc init_~tmp___52~0;havoc init_~r434~0;havoc init_~tmp___53~0;havoc init_~r454~0;havoc init_~tmp___54~0;havoc init_~r514~0;havoc init_~tmp___55~0;havoc init_~r524~0;havoc init_~tmp___56~0;havoc init_~r534~0;havoc init_~tmp___57~0;havoc init_~r544~0;havoc init_~tmp___58~0;havoc init_~tmp___59~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r151~0 := ~ep15~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r251~0 := ~ep25~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r351~0 := ~ep35~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0;init_~r451~0 := ~ep45~0;init_~r511~0 := ~ep51~0;init_~r521~0 := ~ep52~0;init_~r531~0 := ~ep53~0;init_~r541~0 := ~ep54~0; 2141#L698 assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 1513#L717 init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 1514#L727 assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 1803#L746 init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 2074#L756 assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 1476#L775 init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 1996#L785 assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 1944#L804 init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 2017#L814 assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 1454#L833 init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 1585#L843 assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 1975#L862 init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 2080#L872 assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 1706#L891 init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 1919#L901 assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 1729#L920 init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 2062#L930 assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 1460#L949 init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 1859#L959 assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 1478#L978 init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 1479#L988 assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 1575#L1007 init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 2064#L1017 assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 1593#L1036 init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 1594#L1046 assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 1503#L1065 init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 1504#L1075 assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 1780#L1094 init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 1898#L1104 assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 1960#L1123 init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 1736#L1133 assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 1606#L1152 init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 1581#L1162 assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 1582#L1181 init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 1879#L1191 assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 1573#L1210 init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 1574#L1220 assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 1680#L1239 init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 2051#L1249 assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 1940#L1268 init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 2146#L1278 assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 1989#L1297 init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 1539#L1307 assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 1540#L1326 init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 1930#L1336 assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 1675#L1355 init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 1624#L1365 assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 1625#L1384 init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 2018#L1394 assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 1929#L1413 init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 2139#L1423 assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 1952#L1442 init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 2041#L1452 assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 1745#L1471 init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 1829#L1481 assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 1667#L1500 init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 1505#L1510 assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 1506#L1529 init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 2000#L1539 assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 1760#L1558 init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 1801#L1568 assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 2077#L1587 init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 2096#L1597 assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 1511#L1616 init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 1512#L1626 assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 1509#L1645 init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 1976#L1655 assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 1890#L1674 init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 1891#L1684 assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 1885#L1703 init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 1897#L1713 assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 1474#L1732 init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 1652#L1742 assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 1653#L1761 init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 2033#L1771 assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 1877#L1790 init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 2053#L1800 assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 1862#L1819 init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 1836#L1829 assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 1643#L1848 init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 1792#L1858 assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 1622#L1877 init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 1668#L1887 assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 1550#L1906 init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 1924#L1916 assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 1628#L1935 init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 1700#L1945 assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 1701#L1964 init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 1751#L1974 assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 1685#L1993 init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 1686#L2003 assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 1984#L2022 init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 1985#L2032 assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 1866#L2051 init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 2052#L2061 assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 1699#L2080 init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 1795#L2090 assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 1502#L2109 init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 1722#L2119 assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 1484#L2138 init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 2157#L2148 assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 1598#L2167 init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 1844#L2177 assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 1471#L2196 init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 1647#L2206 assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 1589#L2225 init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 2073#L2235 assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 1903#L2254 init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 1709#L2264 assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 1650#L2283 init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 1690#L2293 assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 1691#L2312 init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 1741#L2322 assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 1527#L2341 init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 1542#L2351 assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 1449#L2370 init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 1450#L2380 assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 1611#L2399 init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 1815#L2409 assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 1518#L2428 init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 1613#L2438 assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 1468#L2438-1 init_#res := init_~tmp___59~0; 2056#L2619 main_#t~ret87 := init_#res;main_~i2~0 := main_#t~ret87;havoc main_#t~ret87;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 2057#L21 assume !(0 == assume_abort_if_not_~cond); 1816#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; 1817#L2796-2 [2021-10-28 23:33:21,159 INFO L793 eck$LassoCheckResult]: Loop: 1817#L2796-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10, node1_~newmax~0;havoc node1_~newmax~0;node1_~newmax~0 := 0; 2088#L154 assume !(0 != ~mode1~0 % 256); 1645#L198 assume !(~r1~0 < 4); 1538#L198-1 ~mode1~0 := 1; 1580#L154-2 havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14, node2_~newmax~1;havoc node2_~newmax~1;node2_~newmax~1 := 0; 1659#L231 assume !(0 != ~mode2~0 % 256); 1660#L275 assume !(~r2~0 < 4); 1694#L275-1 ~mode2~0 := 1; 1456#L231-2 havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18, node3_~newmax~2;havoc node3_~newmax~2;node3_~newmax~2 := 0; 1457#L308 assume !(0 != ~mode3~0 % 256); 1800#L352 assume !(~r3~0 < 4); 1777#L352-1 ~mode3~0 := 1; 1614#L308-2 havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22, node4_~newmax~3;havoc node4_~newmax~3;node4_~newmax~3 := 0; 1615#L385 assume !(0 != ~mode4~0 % 256); 1933#L429 assume !(~r4~0 < 4); 1889#L429-1 ~mode4~0 := 1; 1748#L385-2 havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26, node5_~newmax~4;havoc node5_~newmax~4;node5_~newmax~4 := 0; 1749#L462 assume !(0 != ~mode5~0 % 256); 2082#L506 assume !(~r5~0 < 4); 1719#L506-1 ~mode5~0 := 1; 1572#L462-2 ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~p15_new~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~p25_new~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~p35_new~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~p45_new~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~p51_new~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~p52_new~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~p53_new~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~p54_new~0;~p54_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1972#L2627 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1973#L2628 assume ~st1~0 + ~nl1~0 <= 1; 2006#L2629 assume ~st2~0 + ~nl2~0 <= 1; 2154#L2630 assume ~st3~0 + ~nl3~0 <= 1; 1864#L2631 assume ~st4~0 + ~nl4~0 <= 1; 1451#L2632 assume ~st5~0 + ~nl5~0 <= 1; 1452#L2633 assume ~r1~0 >= 4; 1601#L2637 assume ~r1~0 < 4; 1945#L2642 assume ~r1~0 >= 4; 1464#L2647 assume ~r1~0 < 4;check_~tmp~1 := 1; 1465#L2627-1 check_#res := check_~tmp~1; 1811#L2683 main_#t~ret88 := check_#res;main_~c1~0 := main_#t~ret88;havoc main_#t~ret88;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1812#L2856 assume !(0 == assert_~arg % 256); 2038#L2851 main_#t~post89 := main_~i2~0;main_~i2~0 := 1 + main_#t~post89;havoc main_#t~post89; 1817#L2796-2 [2021-10-28 23:33:21,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:21,159 INFO L85 PathProgramCache]: Analyzing trace with hash -1679195644, now seen corresponding path program 1 times [2021-10-28 23:33:21,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:21,160 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391259059] [2021-10-28 23:33:21,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:21,161 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:21,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:33:21,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:33:21,446 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:33:21,446 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391259059] [2021-10-28 23:33:21,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391259059] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:33:21,447 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:33:21,447 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:33:21,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777298566] [2021-10-28 23:33:21,450 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 23:33:21,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:21,454 INFO L85 PathProgramCache]: Analyzing trace with hash -442757891, now seen corresponding path program 1 times [2021-10-28 23:33:21,454 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:21,455 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309508622] [2021-10-28 23:33:21,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:21,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:21,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:33:21,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:33:21,521 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:33:21,522 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309508622] [2021-10-28 23:33:21,522 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309508622] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:33:21,522 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:33:21,523 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:33:21,523 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675871118] [2021-10-28 23:33:21,523 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 23:33:21,524 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:33:21,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:33:21,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:33:21,525 INFO L87 Difference]: Start difference. First operand 710 states and 1299 transitions. cyclomatic complexity: 590 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) [2021-10-28 23:33:21,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:33:21,591 INFO L93 Difference]: Finished difference Result 858 states and 1544 transitions. [2021-10-28 23:33:21,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:33:21,593 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 858 states and 1544 transitions. [2021-10-28 23:33:21,605 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 327 [2021-10-28 23:33:21,616 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 858 states to 858 states and 1544 transitions. [2021-10-28 23:33:21,617 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 858 [2021-10-28 23:33:21,619 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 858 [2021-10-28 23:33:21,619 INFO L73 IsDeterministic]: Start isDeterministic. Operand 858 states and 1544 transitions. [2021-10-28 23:33:21,623 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:33:21,624 INFO L681 BuchiCegarLoop]: Abstraction has 858 states and 1544 transitions. [2021-10-28 23:33:21,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 858 states and 1544 transitions. [2021-10-28 23:33:21,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 858 to 858. [2021-10-28 23:33:21,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 858 states, 858 states have (on average 1.7995337995337994) internal successors, (1544), 857 states have internal predecessors, (1544), 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) [2021-10-28 23:33:21,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 858 states and 1544 transitions. [2021-10-28 23:33:21,658 INFO L704 BuchiCegarLoop]: Abstraction has 858 states and 1544 transitions. [2021-10-28 23:33:21,658 INFO L587 BuchiCegarLoop]: Abstraction has 858 states and 1544 transitions. [2021-10-28 23:33:21,659 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-28 23:33:21,659 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 858 states and 1544 transitions. [2021-10-28 23:33:21,667 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 327 [2021-10-28 23:33:21,667 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:33:21,667 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:33:21,676 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] [2021-10-28 23:33:21,676 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] [2021-10-28 23:33:21,679 INFO L791 eck$LassoCheckResult]: Stem: 3748#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(44);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p15~0 := 0;~p15_old~0 := 0;~p15_new~0 := 0;~ep15~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p25~0 := 0;~p25_old~0 := 0;~p25_new~0 := 0;~ep25~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p35~0 := 0;~p35_old~0 := 0;~p35_new~0 := 0;~ep35~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~p45~0 := 0;~p45_old~0 := 0;~p45_new~0 := 0;~ep45~0 := 0;~p51~0 := 0;~p51_old~0 := 0;~p51_new~0 := 0;~ep51~0 := 0;~p52~0 := 0;~p52_old~0 := 0;~p52_new~0 := 0;~ep52~0 := 0;~p53~0 := 0;~p53_old~0 := 0;~p53_new~0 := 0;~ep53~0 := 0;~p54~0 := 0;~p54_old~0 := 0;~p54_new~0 := 0;~ep54~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~newmax4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0;~newmax5~0 := 0; 3724#L-1 havoc main_#res;havoc main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~nondet63, main_#t~nondet64, main_#t~nondet65, main_#t~nondet66, main_#t~nondet67, main_#t~nondet68, main_#t~nondet69, main_#t~nondet70, main_#t~nondet71, main_#t~nondet72, main_#t~nondet73, main_#t~nondet74, main_#t~nondet75, main_#t~nondet76, main_#t~nondet77, main_#t~nondet78, main_#t~nondet79, main_#t~nondet80, main_#t~nondet81, main_#t~nondet82, main_#t~nondet83, main_#t~nondet84, main_#t~nondet85, main_#t~nondet86, main_#t~ret87, main_#t~ret88, main_#t~post89, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep13~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep14~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep15~0 := main_#t~nondet30;havoc main_#t~nondet30;~ep21~0 := main_#t~nondet31;havoc main_#t~nondet31;~ep23~0 := main_#t~nondet32;havoc main_#t~nondet32;~ep24~0 := main_#t~nondet33;havoc main_#t~nondet33;~ep25~0 := main_#t~nondet34;havoc main_#t~nondet34;~ep31~0 := main_#t~nondet35;havoc main_#t~nondet35;~ep32~0 := main_#t~nondet36;havoc main_#t~nondet36;~ep34~0 := main_#t~nondet37;havoc main_#t~nondet37;~ep35~0 := main_#t~nondet38;havoc main_#t~nondet38;~ep41~0 := main_#t~nondet39;havoc main_#t~nondet39;~ep42~0 := main_#t~nondet40;havoc main_#t~nondet40;~ep43~0 := main_#t~nondet41;havoc main_#t~nondet41;~ep45~0 := main_#t~nondet42;havoc main_#t~nondet42;~ep51~0 := main_#t~nondet43;havoc main_#t~nondet43;~ep52~0 := main_#t~nondet44;havoc main_#t~nondet44;~ep53~0 := main_#t~nondet45;havoc main_#t~nondet45;~ep54~0 := main_#t~nondet46;havoc main_#t~nondet46;~id1~0 := main_#t~nondet47;havoc main_#t~nondet47;~r1~0 := main_#t~nondet48;havoc main_#t~nondet48;~st1~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl1~0 := main_#t~nondet50;havoc main_#t~nondet50;~m1~0 := main_#t~nondet51;havoc main_#t~nondet51;~max1~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode1~0 := main_#t~nondet53;havoc main_#t~nondet53;~newmax1~0 := main_#t~nondet54;havoc main_#t~nondet54;~id2~0 := main_#t~nondet55;havoc main_#t~nondet55;~r2~0 := main_#t~nondet56;havoc main_#t~nondet56;~st2~0 := main_#t~nondet57;havoc main_#t~nondet57;~nl2~0 := main_#t~nondet58;havoc main_#t~nondet58;~m2~0 := main_#t~nondet59;havoc main_#t~nondet59;~max2~0 := main_#t~nondet60;havoc main_#t~nondet60;~mode2~0 := main_#t~nondet61;havoc main_#t~nondet61;~newmax2~0 := main_#t~nondet62;havoc main_#t~nondet62;~id3~0 := main_#t~nondet63;havoc main_#t~nondet63;~r3~0 := main_#t~nondet64;havoc main_#t~nondet64;~st3~0 := main_#t~nondet65;havoc main_#t~nondet65;~nl3~0 := main_#t~nondet66;havoc main_#t~nondet66;~m3~0 := main_#t~nondet67;havoc main_#t~nondet67;~max3~0 := main_#t~nondet68;havoc main_#t~nondet68;~mode3~0 := main_#t~nondet69;havoc main_#t~nondet69;~newmax3~0 := main_#t~nondet70;havoc main_#t~nondet70;~id4~0 := main_#t~nondet71;havoc main_#t~nondet71;~r4~0 := main_#t~nondet72;havoc main_#t~nondet72;~st4~0 := main_#t~nondet73;havoc main_#t~nondet73;~nl4~0 := main_#t~nondet74;havoc main_#t~nondet74;~m4~0 := main_#t~nondet75;havoc main_#t~nondet75;~max4~0 := main_#t~nondet76;havoc main_#t~nondet76;~mode4~0 := main_#t~nondet77;havoc main_#t~nondet77;~newmax4~0 := main_#t~nondet78;havoc main_#t~nondet78;~id5~0 := main_#t~nondet79;havoc main_#t~nondet79;~r5~0 := main_#t~nondet80;havoc main_#t~nondet80;~st5~0 := main_#t~nondet81;havoc main_#t~nondet81;~nl5~0 := main_#t~nondet82;havoc main_#t~nondet82;~m5~0 := main_#t~nondet83;havoc main_#t~nondet83;~max5~0 := main_#t~nondet84;havoc main_#t~nondet84;~mode5~0 := main_#t~nondet85;havoc main_#t~nondet85;~newmax5~0 := main_#t~nondet86;havoc main_#t~nondet86;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r151~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r251~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r351~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r451~0, init_~r511~0, init_~r521~0, init_~r531~0, init_~r541~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r152~0, init_~tmp___2~0, init_~r212~0, init_~tmp___3~0, init_~r232~0, init_~tmp___4~0, init_~r242~0, init_~tmp___5~0, init_~r252~0, init_~tmp___6~0, init_~r312~0, init_~tmp___7~0, init_~r322~0, init_~tmp___8~0, init_~r342~0, init_~tmp___9~0, init_~r352~0, init_~tmp___10~0, init_~r412~0, init_~tmp___11~0, init_~r422~0, init_~tmp___12~0, init_~r432~0, init_~tmp___13~0, init_~r452~0, init_~tmp___14~0, init_~r512~0, init_~tmp___15~0, init_~r522~0, init_~tmp___16~0, init_~r532~0, init_~tmp___17~0, init_~r542~0, init_~tmp___18~0, init_~r123~0, init_~tmp___19~0, init_~r133~0, init_~tmp___20~0, init_~r143~0, init_~tmp___21~0, init_~r153~0, init_~tmp___22~0, init_~r213~0, init_~tmp___23~0, init_~r233~0, init_~tmp___24~0, init_~r243~0, init_~tmp___25~0, init_~r253~0, init_~tmp___26~0, init_~r313~0, init_~tmp___27~0, init_~r323~0, init_~tmp___28~0, init_~r343~0, init_~tmp___29~0, init_~r353~0, init_~tmp___30~0, init_~r413~0, init_~tmp___31~0, init_~r423~0, init_~tmp___32~0, init_~r433~0, init_~tmp___33~0, init_~r453~0, init_~tmp___34~0, init_~r513~0, init_~tmp___35~0, init_~r523~0, init_~tmp___36~0, init_~r533~0, init_~tmp___37~0, init_~r543~0, init_~tmp___38~0, init_~r124~0, init_~tmp___39~0, init_~r134~0, init_~tmp___40~0, init_~r144~0, init_~tmp___41~0, init_~r154~0, init_~tmp___42~0, init_~r214~0, init_~tmp___43~0, init_~r234~0, init_~tmp___44~0, init_~r244~0, init_~tmp___45~0, init_~r254~0, init_~tmp___46~0, init_~r314~0, init_~tmp___47~0, init_~r324~0, init_~tmp___48~0, init_~r344~0, init_~tmp___49~0, init_~r354~0, init_~tmp___50~0, init_~r414~0, init_~tmp___51~0, init_~r424~0, init_~tmp___52~0, init_~r434~0, init_~tmp___53~0, init_~r454~0, init_~tmp___54~0, init_~r514~0, init_~tmp___55~0, init_~r524~0, init_~tmp___56~0, init_~r534~0, init_~tmp___57~0, init_~r544~0, init_~tmp___58~0, init_~tmp___59~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r151~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r251~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r351~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r451~0;havoc init_~r511~0;havoc init_~r521~0;havoc init_~r531~0;havoc init_~r541~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r152~0;havoc init_~tmp___2~0;havoc init_~r212~0;havoc init_~tmp___3~0;havoc init_~r232~0;havoc init_~tmp___4~0;havoc init_~r242~0;havoc init_~tmp___5~0;havoc init_~r252~0;havoc init_~tmp___6~0;havoc init_~r312~0;havoc init_~tmp___7~0;havoc init_~r322~0;havoc init_~tmp___8~0;havoc init_~r342~0;havoc init_~tmp___9~0;havoc init_~r352~0;havoc init_~tmp___10~0;havoc init_~r412~0;havoc init_~tmp___11~0;havoc init_~r422~0;havoc init_~tmp___12~0;havoc init_~r432~0;havoc init_~tmp___13~0;havoc init_~r452~0;havoc init_~tmp___14~0;havoc init_~r512~0;havoc init_~tmp___15~0;havoc init_~r522~0;havoc init_~tmp___16~0;havoc init_~r532~0;havoc init_~tmp___17~0;havoc init_~r542~0;havoc init_~tmp___18~0;havoc init_~r123~0;havoc init_~tmp___19~0;havoc init_~r133~0;havoc init_~tmp___20~0;havoc init_~r143~0;havoc init_~tmp___21~0;havoc init_~r153~0;havoc init_~tmp___22~0;havoc init_~r213~0;havoc init_~tmp___23~0;havoc init_~r233~0;havoc init_~tmp___24~0;havoc init_~r243~0;havoc init_~tmp___25~0;havoc init_~r253~0;havoc init_~tmp___26~0;havoc init_~r313~0;havoc init_~tmp___27~0;havoc init_~r323~0;havoc init_~tmp___28~0;havoc init_~r343~0;havoc init_~tmp___29~0;havoc init_~r353~0;havoc init_~tmp___30~0;havoc init_~r413~0;havoc init_~tmp___31~0;havoc init_~r423~0;havoc init_~tmp___32~0;havoc init_~r433~0;havoc init_~tmp___33~0;havoc init_~r453~0;havoc init_~tmp___34~0;havoc init_~r513~0;havoc init_~tmp___35~0;havoc init_~r523~0;havoc init_~tmp___36~0;havoc init_~r533~0;havoc init_~tmp___37~0;havoc init_~r543~0;havoc init_~tmp___38~0;havoc init_~r124~0;havoc init_~tmp___39~0;havoc init_~r134~0;havoc init_~tmp___40~0;havoc init_~r144~0;havoc init_~tmp___41~0;havoc init_~r154~0;havoc init_~tmp___42~0;havoc init_~r214~0;havoc init_~tmp___43~0;havoc init_~r234~0;havoc init_~tmp___44~0;havoc init_~r244~0;havoc init_~tmp___45~0;havoc init_~r254~0;havoc init_~tmp___46~0;havoc init_~r314~0;havoc init_~tmp___47~0;havoc init_~r324~0;havoc init_~tmp___48~0;havoc init_~r344~0;havoc init_~tmp___49~0;havoc init_~r354~0;havoc init_~tmp___50~0;havoc init_~r414~0;havoc init_~tmp___51~0;havoc init_~r424~0;havoc init_~tmp___52~0;havoc init_~r434~0;havoc init_~tmp___53~0;havoc init_~r454~0;havoc init_~tmp___54~0;havoc init_~r514~0;havoc init_~tmp___55~0;havoc init_~r524~0;havoc init_~tmp___56~0;havoc init_~r534~0;havoc init_~tmp___57~0;havoc init_~r544~0;havoc init_~tmp___58~0;havoc init_~tmp___59~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r151~0 := ~ep15~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r251~0 := ~ep25~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r351~0 := ~ep35~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0;init_~r451~0 := ~ep45~0;init_~r511~0 := ~ep51~0;init_~r521~0 := ~ep52~0;init_~r531~0 := ~ep53~0;init_~r541~0 := ~ep54~0; 3725#L698 assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 3089#L717 init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 3090#L727 assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 3381#L746 init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 3657#L756 assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 3052#L775 init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 3577#L785 assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 3524#L804 init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 3598#L814 assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 3031#L833 init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 3162#L843 assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 3555#L862 init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 3661#L872 assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 3281#L891 init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 3496#L901 assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 3307#L920 init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 3645#L930 assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 3037#L949 init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 3438#L959 assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 3054#L978 init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 3055#L988 assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 3152#L1007 init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 3647#L1017 assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 3170#L1036 init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 3171#L1046 assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 3079#L1065 init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 3080#L1075 assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 3356#L1094 init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 3478#L1104 assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 3540#L1123 init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 3311#L1133 assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 3183#L1152 init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 3158#L1162 assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 3159#L1181 init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 3459#L1191 assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 3150#L1210 init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 3151#L1220 assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 3256#L1239 init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 3632#L1249 assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 3520#L1268 init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 3732#L1278 assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 3568#L1297 init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 3115#L1307 assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 3116#L1326 init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 3510#L1336 assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 3252#L1355 init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 3198#L1365 assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 3199#L1384 init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 3599#L1394 assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 3509#L1413 init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 3723#L1423 assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 3532#L1442 init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 3623#L1452 assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 3323#L1471 init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 3408#L1481 assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 3244#L1500 init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 3081#L1510 assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 3082#L1529 init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 3580#L1539 assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 3338#L1558 init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 3379#L1568 assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 3660#L1587 init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 3679#L1597 assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 3087#L1616 init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 3088#L1626 assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 3085#L1645 init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 3556#L1655 assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 3470#L1674 init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 3471#L1684 assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 3465#L1703 init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 3475#L1713 assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 3047#L1732 init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 3226#L1742 assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 3227#L1761 init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 3614#L1771 assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 3457#L1790 init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 3634#L1800 assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 3441#L1819 init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 3415#L1829 assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 3220#L1848 init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 3370#L1858 assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 3201#L1877 init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 3245#L1887 assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 3127#L1906 init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 3504#L1916 assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 3205#L1935 init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 3278#L1945 assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 3279#L1964 init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 3329#L1974 assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 3263#L1993 init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 3264#L2003 assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 3564#L2022 init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 3565#L2032 assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 3445#L2051 init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 3635#L2061 assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 3277#L2080 init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 3375#L2090 assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 3078#L2109 init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 3300#L2119 assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 3063#L2138 init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 3747#L2148 assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 3175#L2167 init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 3423#L2177 assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 3049#L2196 init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 3224#L2206 assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 3169#L2225 init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 3656#L2235 assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 3483#L2254 init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 3287#L2264 assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 3230#L2283 init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 3268#L2293 assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 3269#L2312 init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 3319#L2322 assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 3106#L2341 init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 3118#L2351 assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 3026#L2370 init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 3027#L2380 assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 3188#L2399 init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 3396#L2409 assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 3094#L2428 init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 3193#L2438 assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 3044#L2438-1 init_#res := init_~tmp___59~0; 3639#L2619 main_#t~ret87 := init_#res;main_~i2~0 := main_#t~ret87;havoc main_#t~ret87;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 3640#L21 assume !(0 == assume_abort_if_not_~cond); 3397#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; 3398#L2796-2 [2021-10-28 23:33:21,679 INFO L793 eck$LassoCheckResult]: Loop: 3398#L2796-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10, node1_~newmax~0;havoc node1_~newmax~0;node1_~newmax~0 := 0; 3751#L154 assume !(0 != ~mode1~0 % 256); 3750#L198 assume ~r1~0 < 4; 3453#L199 assume !(0 != ~ep12~0 % 256); 3302#L199-1 assume !(0 != ~ep13~0 % 256); 3304#L204 assume !(0 != ~ep14~0 % 256); 3249#L209 assume !(0 != ~ep15~0 % 256); 3114#L198-1 ~mode1~0 := 1; 3861#L154-2 havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14, node2_~newmax~1;havoc node2_~newmax~1;node2_~newmax~1 := 0; 3855#L231 assume !(0 != ~mode2~0 % 256); 3852#L275 assume !(~r2~0 < 4); 3845#L275-1 ~mode2~0 := 1; 3842#L231-2 havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18, node3_~newmax~2;havoc node3_~newmax~2;node3_~newmax~2 := 0; 3840#L308 assume !(0 != ~mode3~0 % 256); 3821#L352 assume !(~r3~0 < 4); 3819#L352-1 ~mode3~0 := 1; 3814#L308-2 havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22, node4_~newmax~3;havoc node4_~newmax~3;node4_~newmax~3 := 0; 3807#L385 assume !(0 != ~mode4~0 % 256); 3800#L429 assume !(~r4~0 < 4); 3793#L429-1 ~mode4~0 := 1; 3791#L385-2 havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26, node5_~newmax~4;havoc node5_~newmax~4;node5_~newmax~4 := 0; 3787#L462 assume !(0 != ~mode5~0 % 256); 3766#L506 assume !(~r5~0 < 4); 3761#L506-1 ~mode5~0 := 1; 3759#L462-2 ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~p15_new~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~p25_new~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~p35_new~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~p45_new~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~p51_new~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~p52_new~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~p53_new~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~p54_new~0;~p54_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 3758#L2627 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 3757#L2628 assume ~st1~0 + ~nl1~0 <= 1; 3756#L2629 assume ~st2~0 + ~nl2~0 <= 1; 3755#L2630 assume ~st3~0 + ~nl3~0 <= 1; 3754#L2631 assume ~st4~0 + ~nl4~0 <= 1; 3753#L2632 assume ~st5~0 + ~nl5~0 <= 1; 3752#L2633 assume !(~r1~0 >= 4); 3177#L2636 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 3178#L2637 assume ~r1~0 < 4; 3749#L2642 assume !(~r1~0 >= 4); 3122#L2646 assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0 + ~nl4~0 + ~nl5~0; 3123#L2647 assume ~r1~0 < 4;check_~tmp~1 := 1; 3726#L2627-1 check_#res := check_~tmp~1; 3389#L2683 main_#t~ret88 := check_#res;main_~c1~0 := main_#t~ret88;havoc main_#t~ret88;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 3390#L2856 assume !(0 == assert_~arg % 256); 3638#L2851 main_#t~post89 := main_~i2~0;main_~i2~0 := 1 + main_#t~post89;havoc main_#t~post89; 3398#L2796-2 [2021-10-28 23:33:21,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:21,680 INFO L85 PathProgramCache]: Analyzing trace with hash -1679195644, now seen corresponding path program 2 times [2021-10-28 23:33:21,680 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:21,680 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956468232] [2021-10-28 23:33:21,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:21,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:21,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:33:21,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:33:21,859 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:33:21,859 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956468232] [2021-10-28 23:33:21,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956468232] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:33:21,860 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:33:21,860 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:33:21,860 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942805302] [2021-10-28 23:33:21,861 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 23:33:21,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:21,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1303379189, now seen corresponding path program 1 times [2021-10-28 23:33:21,863 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:33:21,863 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88762405] [2021-10-28 23:33:21,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:33:21,864 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:33:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:33:21,881 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:33:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:33:21,945 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:33:24,478 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:33:24,479 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:33:24,479 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:33:24,481 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:33:24,481 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 23:33:24,482 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:24,482 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:33:24,482 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:33:24,482 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c_Iteration3_Loop [2021-10-28 23:33:24,482 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:33:24,483 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:33:24,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:24,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,020 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:33:26,021 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 23:33:26,024 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:26,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:26,026 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:26,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 23:33:26,032 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:33:26,033 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:33:26,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-10-28 23:33:26,077 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:26,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:26,089 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:26,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 23:33:26,101 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 23:33:26,101 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:33:26,346 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 23:33:26,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:26,349 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:33:26,350 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:33:26,350 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:33:26,350 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:33:26,350 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:33:26,350 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:26,350 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:33:26,350 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:33:26,350 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c_Iteration3_Loop [2021-10-28 23:33:26,350 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:33:26,351 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:33:26,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,478 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:26,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:33:27,806 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:33:27,810 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:33:27,811 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:27,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:27,812 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:27,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 23:33:27,814 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 [2021-10-28 23:33:27,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:27,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:27,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:27,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:27,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:27,827 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:27,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:27,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:27,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-10-28 23:33:27,855 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:27,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:27,856 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:27,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 23:33:27,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:27,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:27,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:27,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:27,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:27,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:27,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:27,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:27,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:27,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:27,894 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:27,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:27,894 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:27,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 23:33:27,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:27,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:27,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:27,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:27,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:27,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:27,906 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:27,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:27,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:27,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:27,935 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:27,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:27,937 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:27,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 23:33:27,942 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 [2021-10-28 23:33:27,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:27,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:27,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:27,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:27,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:27,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:27,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:27,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:27,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:27,981 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:27,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:27,983 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:27,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 23:33:27,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:33:27,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:27,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:27,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:27,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:27,998 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:27,999 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:28,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:28,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:28,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:28,075 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:28,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:28,076 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:28,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 23:33:28,087 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 [2021-10-28 23:33:28,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:28,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:28,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:28,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:28,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:28,098 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:28,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:28,120 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:28,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:28,165 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:28,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:28,169 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:28,182 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 [2021-10-28 23:33:28,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:28,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:28,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:28,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:28,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:28,194 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:28,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:28,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 23:33:28,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:28,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:28,253 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:28,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:28,255 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:28,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 23:33:28,260 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 [2021-10-28 23:33:28,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:28,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:28,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:28,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:28,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:28,273 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:28,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:28,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:28,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:28,310 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:28,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:28,311 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:28,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 23:33:28,313 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 [2021-10-28 23:33:28,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:28,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:28,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:28,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:28,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:28,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:28,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:28,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:28,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-10-28 23:33:28,366 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:28,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:28,373 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:28,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 23:33:28,375 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 [2021-10-28 23:33:28,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:28,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:28,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:28,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:28,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:28,384 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:28,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:28,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:33:28,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:28,421 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:28,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:28,422 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:28,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 23:33:28,426 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 [2021-10-28 23:33:28,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:33:28,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:33:28,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:33:28,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:33:28,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:33:28,436 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:33:28,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:33:28,438 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:33:28,443 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 23:33:28,443 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 23:33:28,444 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:33:28,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:33:28,445 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:33:28,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 23:33:28,448 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:33:28,449 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 23:33:28,449 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:33:28,449 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i2~0) = -2*ULTIMATE.start_main_~i2~0 + 19 Supporting invariants [] [2021-10-28 23:33:28,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:28,476 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 23:33:28,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:33:28,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:33:28,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 830 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:33:28,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:33:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:33:29,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:33:29,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:33:29,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:33:29,615 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 [2021-10-28 23:33:29,616 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 858 states and 1544 transitions. cyclomatic complexity: 687 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) [2021-10-28 23:33:29,772 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 858 states and 1544 transitions. cyclomatic complexity: 687. 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 1184 states and 2092 transitions. Complement of second has 4 states. [2021-10-28 23:33:29,773 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 [2021-10-28 23:33:29,773 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) [2021-10-28 23:33:29,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1299 transitions. [2021-10-28 23:33:29,778 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1299 transitions. Stem has 127 letters. Loop has 41 letters. [2021-10-28 23:33:29,781 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:33:29,781 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1299 transitions. Stem has 168 letters. Loop has 41 letters. [2021-10-28 23:33:29,787 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:33:29,787 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1299 transitions. Stem has 127 letters. Loop has 82 letters. [2021-10-28 23:33:29,788 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:33:29,788 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1184 states and 2092 transitions. [2021-10-28 23:33:29,803 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:33:29,803 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1184 states to 0 states and 0 transitions. [2021-10-28 23:33:29,804 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 23:33:29,804 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 23:33:29,804 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 23:33:29,804 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:33:29,804 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:33:29,804 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:33:29,804 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:33:29,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:33:29,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:33:29,806 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) [2021-10-28 23:33:29,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:33:29,806 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-28 23:33:29,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:33:29,806 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-28 23:33:29,806 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:33:29,807 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:33:29,807 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 23:33:29,807 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 23:33:29,807 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 23:33:29,807 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:33:29,807 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:33:29,807 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:33:29,808 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:33:29,808 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-28 23:33:29,808 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:33:29,808 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:33:29,808 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 23:33:29,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 11:33:29 BoogieIcfgContainer [2021-10-28 23:33:29,815 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 23:33:29,815 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:33:29,816 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:33:29,816 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:33:29,816 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:33:19" (3/4) ... [2021-10-28 23:33:29,820 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 23:33:29,820 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:33:29,823 INFO L168 Benchmark]: Toolchain (without parser) took 13491.61 ms. Allocated memory was 94.4 MB in the beginning and 291.5 MB in the end (delta: 197.1 MB). Free memory was 56.8 MB in the beginning and 110.2 MB in the end (delta: -53.3 MB). Peak memory consumption was 144.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:29,825 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 94.4 MB. Free memory was 66.0 MB in the beginning and 66.0 MB in the end (delta: 33.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:33:29,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 860.64 ms. Allocated memory was 94.4 MB in the beginning and 134.2 MB in the end (delta: 39.8 MB). Free memory was 56.7 MB in the beginning and 84.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:29,832 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.77 ms. Allocated memory is still 134.2 MB. Free memory was 84.9 MB in the beginning and 76.5 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:29,832 INFO L168 Benchmark]: Boogie Preprocessor took 132.09 ms. Allocated memory is still 134.2 MB. Free memory was 76.5 MB in the beginning and 68.8 MB in the end (delta: 7.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:29,833 INFO L168 Benchmark]: RCFGBuilder took 2231.06 ms. Allocated memory is still 134.2 MB. Free memory was 68.8 MB in the beginning and 76.4 MB in the end (delta: -7.6 MB). Peak memory consumption was 51.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:29,837 INFO L168 Benchmark]: BuchiAutomizer took 10088.47 ms. Allocated memory was 134.2 MB in the beginning and 291.5 MB in the end (delta: 157.3 MB). Free memory was 76.4 MB in the beginning and 111.2 MB in the end (delta: -34.8 MB). Peak memory consumption was 122.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:29,838 INFO L168 Benchmark]: Witness Printer took 4.82 ms. Allocated memory is still 291.5 MB. Free memory was 111.2 MB in the beginning and 110.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:33:29,843 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 94.4 MB. Free memory was 66.0 MB in the beginning and 66.0 MB in the end (delta: 33.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 860.64 ms. Allocated memory was 94.4 MB in the beginning and 134.2 MB in the end (delta: 39.8 MB). Free memory was 56.7 MB in the beginning and 84.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 166.77 ms. Allocated memory is still 134.2 MB. Free memory was 84.9 MB in the beginning and 76.5 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 132.09 ms. Allocated memory is still 134.2 MB. Free memory was 76.5 MB in the beginning and 68.8 MB in the end (delta: 7.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2231.06 ms. Allocated memory is still 134.2 MB. Free memory was 68.8 MB in the beginning and 76.4 MB in the end (delta: -7.6 MB). Peak memory consumption was 51.2 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 10088.47 ms. Allocated memory was 134.2 MB in the beginning and 291.5 MB in the end (delta: 157.3 MB). Free memory was 76.4 MB in the beginning and 111.2 MB in the end (delta: -34.8 MB). Peak memory consumption was 122.4 MB. Max. memory is 16.1 GB. * Witness Printer took 4.82 ms. Allocated memory is still 291.5 MB. Free memory was 111.2 MB in the beginning and 110.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 19 + -2 * i2 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.0s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 8.0s. Construction of modules took 0.0s. Büchi inclusion checks took 1.4s. 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 858 states and ocurred in iteration 2. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 3906 SDtfs, 1524 SDslu, 5500 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: inital276 mio100 ax100 hnf100 lsp44 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq231 hnf85 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 19ms 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! [2021-10-28 23:33:29,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 23:33:30,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11b1fad-5046-4682-b250-b00d500cdeaa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...