./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0dc00f81-a96a-485e-9dc5-18d50ddaf823/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0dc00f81-a96a-485e-9dc5-18d50ddaf823/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0dc00f81-a96a-485e-9dc5-18d50ddaf823/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0dc00f81-a96a-485e-9dc5-18d50ddaf823/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0dc00f81-a96a-485e-9dc5-18d50ddaf823/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0dc00f81-a96a-485e-9dc5-18d50ddaf823/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d159b159cda4316f44059ecbed4192cff35ad1ed ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:48:32,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:48:32,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:48:32,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:48:32,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:48:32,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:48:32,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:48:32,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:48:32,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:48:32,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:48:32,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:48:32,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:48:32,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:48:32,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:48:32,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:48:32,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:48:32,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:48:32,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:48:32,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:48:32,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:48:32,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:48:32,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:48:32,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:48:32,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:48:32,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:48:32,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:48:32,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:48:32,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:48:32,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:48:32,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:48:32,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:48:32,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:48:32,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:48:32,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:48:32,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:48:32,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:48:32,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:48:33,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:48:33,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:48:33,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:48:33,003 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:48:33,006 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0dc00f81-a96a-485e-9dc5-18d50ddaf823/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-30 01:48:33,051 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:48:33,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:48:33,052 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:48:33,053 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 01:48:33,053 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 01:48:33,053 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 01:48:33,054 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 01:48:33,054 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 01:48:33,054 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 01:48:33,054 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 01:48:33,055 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 01:48:33,055 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 01:48:33,055 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 01:48:33,056 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 01:48:33,056 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 01:48:33,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:48:33,057 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:48:33,057 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:48:33,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:48:33,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:48:33,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:48:33,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:48:33,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:48:33,059 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:48:33,059 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:48:33,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:48:33,060 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:48:33,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:48:33,061 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:48:33,061 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:48:33,061 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:48:33,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:48:33,062 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:48:33,062 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:48:33,062 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:48:33,063 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 01:48:33,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:48:33,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:48:33,063 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:48:33,064 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:48:33,064 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/run_dir_0dc00f81-a96a-485e-9dc5-18d50ddaf823/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0dc00f81-a96a-485e-9dc5-18d50ddaf823/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d159b159cda4316f44059ecbed4192cff35ad1ed [2020-11-30 01:48:33,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:48:33,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:48:33,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:48:33,423 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:48:33,425 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:48:33,426 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0dc00f81-a96a-485e-9dc5-18d50ddaf823/bin/utaipan/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2020-11-30 01:48:33,551 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0dc00f81-a96a-485e-9dc5-18d50ddaf823/bin/utaipan/data/c286f4955/cb5d337519fb4f0fa532b49a5f184807/FLAGdde04f300 [2020-11-30 01:48:34,128 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:48:34,133 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0dc00f81-a96a-485e-9dc5-18d50ddaf823/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2020-11-30 01:48:34,153 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0dc00f81-a96a-485e-9dc5-18d50ddaf823/bin/utaipan/data/c286f4955/cb5d337519fb4f0fa532b49a5f184807/FLAGdde04f300 [2020-11-30 01:48:34,427 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0dc00f81-a96a-485e-9dc5-18d50ddaf823/bin/utaipan/data/c286f4955/cb5d337519fb4f0fa532b49a5f184807 [2020-11-30 01:48:34,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:48:34,431 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:48:34,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:48:34,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:48:34,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:48:34,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:48:34" (1/1) ... [2020-11-30 01:48:34,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e255999 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:48:34, skipping insertion in model container [2020-11-30 01:48:34,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:48:34" (1/1) ... [2020-11-30 01:48:34,464 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:48:34,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:48:34,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:48:34,950 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:48:35,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:48:35,132 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:48:35,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:48:35 WrapperNode [2020-11-30 01:48:35,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:48:35,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:48:35,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:48:35,134 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:48:35,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:48:35" (1/1) ... [2020-11-30 01:48:35,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:48:35" (1/1) ... [2020-11-30 01:48:35,252 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:48:35,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:48:35,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:48:35,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:48:35,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:48:35" (1/1) ... [2020-11-30 01:48:35,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:48:35" (1/1) ... [2020-11-30 01:48:35,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:48:35" (1/1) ... [2020-11-30 01:48:35,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:48:35" (1/1) ... [2020-11-30 01:48:35,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:48:35" (1/1) ... [2020-11-30 01:48:35,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:48:35" (1/1) ... [2020-11-30 01:48:35,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:48:35" (1/1) ... [2020-11-30 01:48:35,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:48:35,345 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:48:35,345 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:48:35,346 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:48:35,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:48:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0dc00f81-a96a-485e-9dc5-18d50ddaf823/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:48:35,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:48:35,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:48:35,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:48:35,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:48:38,357 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:48:38,358 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-11-30 01:48:38,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:48:38 BoogieIcfgContainer [2020-11-30 01:48:38,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:48:38,365 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:48:38,367 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:48:38,371 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:48:38,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:48:34" (1/3) ... [2020-11-30 01:48:38,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11289a17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:48:38, skipping insertion in model container [2020-11-30 01:48:38,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:48:35" (2/3) ... [2020-11-30 01:48:38,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11289a17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:48:38, skipping insertion in model container [2020-11-30 01:48:38,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:48:38" (3/3) ... [2020-11-30 01:48:38,375 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2020-11-30 01:48:38,392 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:48:38,398 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 01:48:38,412 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 01:48:38,459 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:48:38,459 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:48:38,459 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:48:38,459 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:48:38,459 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:48:38,459 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:48:38,459 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:48:38,459 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:48:38,488 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2020-11-30 01:48:38,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-11-30 01:48:38,498 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:48:38,499 INFO L422 BasicCegarLoop]: trace 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] [2020-11-30 01:48:38,500 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:48:38,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:48:38,505 INFO L82 PathProgramCache]: Analyzing trace with hash 1693536197, now seen corresponding path program 1 times [2020-11-30 01:48:38,513 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:48:38,513 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852796016] [2020-11-30 01:48:38,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:48:38,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:48:39,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:48:39,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852796016] [2020-11-30 01:48:39,280 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:48:39,280 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:48:39,281 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74739478] [2020-11-30 01:48:39,286 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:48:39,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 01:48:39,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:48:39,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:48:39,303 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 5 states. [2020-11-30 01:48:39,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:48:39,520 INFO L93 Difference]: Finished difference Result 404 states and 695 transitions. [2020-11-30 01:48:39,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:48:39,522 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 77 [2020-11-30 01:48:39,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:48:39,549 INFO L225 Difference]: With dead ends: 404 [2020-11-30 01:48:39,549 INFO L226 Difference]: Without dead ends: 286 [2020-11-30 01:48:39,552 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:48:39,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2020-11-30 01:48:39,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 284. [2020-11-30 01:48:39,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2020-11-30 01:48:39,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 399 transitions. [2020-11-30 01:48:39,679 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 399 transitions. Word has length 77 [2020-11-30 01:48:39,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:48:39,680 INFO L481 AbstractCegarLoop]: Abstraction has 284 states and 399 transitions. [2020-11-30 01:48:39,680 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:48:39,680 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 399 transitions. [2020-11-30 01:48:39,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-30 01:48:39,684 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:48:39,684 INFO L422 BasicCegarLoop]: trace 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] [2020-11-30 01:48:39,685 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 01:48:39,685 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:48:39,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:48:39,686 INFO L82 PathProgramCache]: Analyzing trace with hash -839415230, now seen corresponding path program 1 times [2020-11-30 01:48:39,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:48:39,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203286598] [2020-11-30 01:48:39,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:48:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:48:39,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:48:39,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203286598] [2020-11-30 01:48:39,784 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:48:39,784 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:48:39,784 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686964119] [2020-11-30 01:48:39,786 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:48:39,786 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 01:48:39,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:48:39,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:48:39,787 INFO L87 Difference]: Start difference. First operand 284 states and 399 transitions. Second operand 3 states. [2020-11-30 01:48:39,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:48:39,916 INFO L93 Difference]: Finished difference Result 633 states and 928 transitions. [2020-11-30 01:48:39,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:48:39,917 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 78 [2020-11-30 01:48:39,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:48:39,921 INFO L225 Difference]: With dead ends: 633 [2020-11-30 01:48:39,921 INFO L226 Difference]: Without dead ends: 389 [2020-11-30 01:48:39,927 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:48:39,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2020-11-30 01:48:39,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 387. [2020-11-30 01:48:39,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 387 states. [2020-11-30 01:48:39,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 566 transitions. [2020-11-30 01:48:39,964 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 566 transitions. Word has length 78 [2020-11-30 01:48:39,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:48:39,965 INFO L481 AbstractCegarLoop]: Abstraction has 387 states and 566 transitions. [2020-11-30 01:48:39,965 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:48:39,965 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 566 transitions. [2020-11-30 01:48:39,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-30 01:48:39,969 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:48:39,969 INFO L422 BasicCegarLoop]: trace 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] [2020-11-30 01:48:39,970 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 01:48:39,970 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:48:39,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:48:39,971 INFO L82 PathProgramCache]: Analyzing trace with hash -2109500517, now seen corresponding path program 1 times [2020-11-30 01:48:39,971 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:48:39,971 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10828953] [2020-11-30 01:48:39,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:48:40,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:48:40,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:48:40,139 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10828953] [2020-11-30 01:48:40,140 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:48:40,140 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:48:40,140 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135879719] [2020-11-30 01:48:40,141 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:48:40,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 01:48:40,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:48:40,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:48:40,143 INFO L87 Difference]: Start difference. First operand 387 states and 566 transitions. Second operand 3 states. [2020-11-30 01:48:40,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:48:40,227 INFO L93 Difference]: Finished difference Result 910 states and 1385 transitions. [2020-11-30 01:48:40,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:48:40,228 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 78 [2020-11-30 01:48:40,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:48:40,232 INFO L225 Difference]: With dead ends: 910 [2020-11-30 01:48:40,233 INFO L226 Difference]: Without dead ends: 587 [2020-11-30 01:48:40,234 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:48:40,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2020-11-30 01:48:40,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 585. [2020-11-30 01:48:40,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 585 states. [2020-11-30 01:48:40,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 887 transitions. [2020-11-30 01:48:40,273 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 887 transitions. Word has length 78 [2020-11-30 01:48:40,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:48:40,273 INFO L481 AbstractCegarLoop]: Abstraction has 585 states and 887 transitions. [2020-11-30 01:48:40,274 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:48:40,274 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 887 transitions. [2020-11-30 01:48:40,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-11-30 01:48:40,276 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:48:40,276 INFO L422 BasicCegarLoop]: trace 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] [2020-11-30 01:48:40,277 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 01:48:40,277 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:48:40,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:48:40,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1892761518, now seen corresponding path program 1 times [2020-11-30 01:48:40,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:48:40,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67001193] [2020-11-30 01:48:40,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:48:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:48:40,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:48:40,413 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67001193] [2020-11-30 01:48:40,413 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:48:40,413 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:48:40,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157972244] [2020-11-30 01:48:40,415 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:48:40,416 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 01:48:40,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:48:40,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:48:40,417 INFO L87 Difference]: Start difference. First operand 585 states and 887 transitions. Second operand 5 states. [2020-11-30 01:48:40,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:48:40,715 INFO L93 Difference]: Finished difference Result 1132 states and 1733 transitions. [2020-11-30 01:48:40,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:48:40,716 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 81 [2020-11-30 01:48:40,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:48:40,722 INFO L225 Difference]: With dead ends: 1132 [2020-11-30 01:48:40,722 INFO L226 Difference]: Without dead ends: 585 [2020-11-30 01:48:40,725 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:48:40,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2020-11-30 01:48:40,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 585. [2020-11-30 01:48:40,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 585 states. [2020-11-30 01:48:40,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 877 transitions. [2020-11-30 01:48:40,786 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 877 transitions. Word has length 81 [2020-11-30 01:48:40,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:48:40,787 INFO L481 AbstractCegarLoop]: Abstraction has 585 states and 877 transitions. [2020-11-30 01:48:40,788 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:48:40,788 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 877 transitions. [2020-11-30 01:48:40,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-11-30 01:48:40,792 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:48:40,792 INFO L422 BasicCegarLoop]: trace 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] [2020-11-30 01:48:40,793 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 01:48:40,793 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:48:40,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:48:40,794 INFO L82 PathProgramCache]: Analyzing trace with hash -78343049, now seen corresponding path program 1 times [2020-11-30 01:48:40,794 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:48:40,795 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813310009] [2020-11-30 01:48:40,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:48:40,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:48:41,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:48:41,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813310009] [2020-11-30 01:48:41,254 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:48:41,254 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:48:41,255 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119040197] [2020-11-30 01:48:41,255 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:48:41,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 01:48:41,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:48:41,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:48:41,257 INFO L87 Difference]: Start difference. First operand 585 states and 877 transitions. Second operand 5 states. [2020-11-30 01:48:41,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:48:41,415 INFO L93 Difference]: Finished difference Result 1265 states and 1957 transitions. [2020-11-30 01:48:41,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:48:41,417 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 81 [2020-11-30 01:48:41,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:48:41,425 INFO L225 Difference]: With dead ends: 1265 [2020-11-30 01:48:41,425 INFO L226 Difference]: Without dead ends: 797 [2020-11-30 01:48:41,427 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:48:41,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 797 states. [2020-11-30 01:48:41,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 797 to 585. [2020-11-30 01:48:41,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 585 states. [2020-11-30 01:48:41,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 877 transitions. [2020-11-30 01:48:41,507 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 877 transitions. Word has length 81 [2020-11-30 01:48:41,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:48:41,507 INFO L481 AbstractCegarLoop]: Abstraction has 585 states and 877 transitions. [2020-11-30 01:48:41,507 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:48:41,508 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 877 transitions. [2020-11-30 01:48:41,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-11-30 01:48:41,509 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:48:41,509 INFO L422 BasicCegarLoop]: trace 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] [2020-11-30 01:48:41,509 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 01:48:41,509 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:48:41,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:48:41,510 INFO L82 PathProgramCache]: Analyzing trace with hash -613953968, now seen corresponding path program 1 times [2020-11-30 01:48:41,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:48:41,511 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309118007] [2020-11-30 01:48:41,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:48:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:48:41,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:48:41,782 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309118007] [2020-11-30 01:48:41,783 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:48:41,783 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:48:41,784 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352657598] [2020-11-30 01:48:41,784 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:48:41,784 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 01:48:41,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:48:41,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:48:41,785 INFO L87 Difference]: Start difference. First operand 585 states and 877 transitions. Second operand 5 states. [2020-11-30 01:48:42,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:48:42,038 INFO L93 Difference]: Finished difference Result 1123 states and 1699 transitions. [2020-11-30 01:48:42,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:48:42,043 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 81 [2020-11-30 01:48:42,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:48:42,051 INFO L225 Difference]: With dead ends: 1123 [2020-11-30 01:48:42,051 INFO L226 Difference]: Without dead ends: 844 [2020-11-30 01:48:42,052 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:48:42,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 844 states. [2020-11-30 01:48:42,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 844 to 842. [2020-11-30 01:48:42,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 842 states. [2020-11-30 01:48:42,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 842 states and 1265 transitions. [2020-11-30 01:48:42,160 INFO L78 Accepts]: Start accepts. Automaton has 842 states and 1265 transitions. Word has length 81 [2020-11-30 01:48:42,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:48:42,160 INFO L481 AbstractCegarLoop]: Abstraction has 842 states and 1265 transitions. [2020-11-30 01:48:42,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:48:42,167 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1265 transitions. [2020-11-30 01:48:42,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-30 01:48:42,168 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:48:42,168 INFO L422 BasicCegarLoop]: trace 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] [2020-11-30 01:48:42,168 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-30 01:48:42,169 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:48:42,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:48:42,169 INFO L82 PathProgramCache]: Analyzing trace with hash 1686212165, now seen corresponding path program 1 times [2020-11-30 01:48:42,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:48:42,170 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431762447] [2020-11-30 01:48:42,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:48:42,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:48:42,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:48:42,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431762447] [2020-11-30 01:48:42,541 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:48:42,541 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:48:42,542 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829915895] [2020-11-30 01:48:42,542 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:48:42,542 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 01:48:42,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:48:42,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:48:42,544 INFO L87 Difference]: Start difference. First operand 842 states and 1265 transitions. Second operand 5 states. [2020-11-30 01:48:42,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:48:42,763 INFO L93 Difference]: Finished difference Result 2238 states and 3418 transitions. [2020-11-30 01:48:42,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:48:42,763 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 85 [2020-11-30 01:48:42,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:48:42,774 INFO L225 Difference]: With dead ends: 2238 [2020-11-30 01:48:42,774 INFO L226 Difference]: Without dead ends: 1538 [2020-11-30 01:48:42,778 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:48:42,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1538 states. [2020-11-30 01:48:42,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1538 to 1536. [2020-11-30 01:48:42,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1536 states. [2020-11-30 01:48:42,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1536 states and 2312 transitions. [2020-11-30 01:48:42,954 INFO L78 Accepts]: Start accepts. Automaton has 1536 states and 2312 transitions. Word has length 85 [2020-11-30 01:48:42,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:48:42,955 INFO L481 AbstractCegarLoop]: Abstraction has 1536 states and 2312 transitions. [2020-11-30 01:48:42,955 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:48:42,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 2312 transitions. [2020-11-30 01:48:42,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-30 01:48:42,957 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:48:42,957 INFO L422 BasicCegarLoop]: trace 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] [2020-11-30 01:48:42,957 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-30 01:48:42,957 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:48:42,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:48:42,958 INFO L82 PathProgramCache]: Analyzing trace with hash 582623493, now seen corresponding path program 1 times [2020-11-30 01:48:42,958 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:48:42,959 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183420101] [2020-11-30 01:48:42,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:48:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:48:43,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:48:43,220 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183420101] [2020-11-30 01:48:43,221 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:48:43,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:48:43,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478302285] [2020-11-30 01:48:43,222 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:48:43,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 01:48:43,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:48:43,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:48:43,223 INFO L87 Difference]: Start difference. First operand 1536 states and 2312 transitions. Second operand 5 states. [2020-11-30 01:48:43,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:48:43,710 INFO L93 Difference]: Finished difference Result 4158 states and 6323 transitions. [2020-11-30 01:48:43,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:48:43,711 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 85 [2020-11-30 01:48:43,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:48:43,730 INFO L225 Difference]: With dead ends: 4158 [2020-11-30 01:48:43,730 INFO L226 Difference]: Without dead ends: 2844 [2020-11-30 01:48:43,733 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:48:43,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2844 states. [2020-11-30 01:48:44,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2844 to 2842. [2020-11-30 01:48:44,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2842 states. [2020-11-30 01:48:44,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 2842 states and 4261 transitions. [2020-11-30 01:48:44,149 INFO L78 Accepts]: Start accepts. Automaton has 2842 states and 4261 transitions. Word has length 85 [2020-11-30 01:48:44,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:48:44,150 INFO L481 AbstractCegarLoop]: Abstraction has 2842 states and 4261 transitions. [2020-11-30 01:48:44,150 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:48:44,150 INFO L276 IsEmpty]: Start isEmpty. Operand 2842 states and 4261 transitions. [2020-11-30 01:48:44,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-30 01:48:44,152 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:48:44,152 INFO L422 BasicCegarLoop]: trace 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] [2020-11-30 01:48:44,152 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-30 01:48:44,153 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:48:44,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:48:44,153 INFO L82 PathProgramCache]: Analyzing trace with hash -1800465681, now seen corresponding path program 1 times [2020-11-30 01:48:44,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:48:44,154 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468652921] [2020-11-30 01:48:44,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:48:44,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:48:44,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:48:44,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468652921] [2020-11-30 01:48:44,268 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:48:44,268 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:48:44,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539248083] [2020-11-30 01:48:44,270 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:48:44,275 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 01:48:44,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:48:44,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:48:44,277 INFO L87 Difference]: Start difference. First operand 2842 states and 4261 transitions. Second operand 3 states. [2020-11-30 01:48:44,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:48:44,955 INFO L93 Difference]: Finished difference Result 6457 states and 9851 transitions. [2020-11-30 01:48:44,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:48:44,956 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 86 [2020-11-30 01:48:44,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:48:44,987 INFO L225 Difference]: With dead ends: 6457 [2020-11-30 01:48:44,987 INFO L226 Difference]: Without dead ends: 4404 [2020-11-30 01:48:44,994 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:48:45,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4404 states. [2020-11-30 01:48:45,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4404 to 4402. [2020-11-30 01:48:45,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4402 states. [2020-11-30 01:48:45,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4402 states to 4402 states and 6692 transitions. [2020-11-30 01:48:45,613 INFO L78 Accepts]: Start accepts. Automaton has 4402 states and 6692 transitions. Word has length 86 [2020-11-30 01:48:45,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:48:45,614 INFO L481 AbstractCegarLoop]: Abstraction has 4402 states and 6692 transitions. [2020-11-30 01:48:45,615 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:48:45,619 INFO L276 IsEmpty]: Start isEmpty. Operand 4402 states and 6692 transitions. [2020-11-30 01:48:45,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-11-30 01:48:45,624 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:48:45,625 INFO L422 BasicCegarLoop]: trace 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] [2020-11-30 01:48:45,625 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-30 01:48:45,625 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:48:45,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:48:45,626 INFO L82 PathProgramCache]: Analyzing trace with hash 140041850, now seen corresponding path program 1 times [2020-11-30 01:48:45,626 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:48:45,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294034661] [2020-11-30 01:48:45,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:48:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:48:46,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:48:46,068 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294034661] [2020-11-30 01:48:46,069 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:48:46,069 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:48:46,069 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913464256] [2020-11-30 01:48:46,070 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:48:46,070 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 01:48:46,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:48:46,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:48:46,071 INFO L87 Difference]: Start difference. First operand 4402 states and 6692 transitions. Second operand 5 states. [2020-11-30 01:48:46,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:48:46,857 INFO L93 Difference]: Finished difference Result 8446 states and 13046 transitions. [2020-11-30 01:48:46,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:48:46,858 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 89 [2020-11-30 01:48:46,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:48:46,892 INFO L225 Difference]: With dead ends: 8446 [2020-11-30 01:48:46,892 INFO L226 Difference]: Without dead ends: 4535 [2020-11-30 01:48:46,899 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:48:46,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4535 states. [2020-11-30 01:48:47,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4535 to 3803. [2020-11-30 01:48:47,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3803 states. [2020-11-30 01:48:47,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3803 states to 3803 states and 5777 transitions. [2020-11-30 01:48:47,495 INFO L78 Accepts]: Start accepts. Automaton has 3803 states and 5777 transitions. Word has length 89 [2020-11-30 01:48:47,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:48:47,495 INFO L481 AbstractCegarLoop]: Abstraction has 3803 states and 5777 transitions. [2020-11-30 01:48:47,496 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:48:47,496 INFO L276 IsEmpty]: Start isEmpty. Operand 3803 states and 5777 transitions. [2020-11-30 01:48:47,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-11-30 01:48:47,498 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:48:47,498 INFO L422 BasicCegarLoop]: trace 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] [2020-11-30 01:48:47,498 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-30 01:48:47,499 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:48:47,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:48:47,499 INFO L82 PathProgramCache]: Analyzing trace with hash 1171741017, now seen corresponding path program 1 times [2020-11-30 01:48:47,499 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:48:47,500 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528170758] [2020-11-30 01:48:47,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:48:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:48:47,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:48:47,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528170758] [2020-11-30 01:48:47,603 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:48:47,603 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:48:47,604 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728724111] [2020-11-30 01:48:47,604 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:48:47,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 01:48:47,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:48:47,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:48:47,607 INFO L87 Difference]: Start difference. First operand 3803 states and 5777 transitions. Second operand 5 states. [2020-11-30 01:48:48,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:48:48,330 INFO L93 Difference]: Finished difference Result 7432 states and 11331 transitions. [2020-11-30 01:48:48,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:48:48,330 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 89 [2020-11-30 01:48:48,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:48:48,357 INFO L225 Difference]: With dead ends: 7432 [2020-11-30 01:48:48,357 INFO L226 Difference]: Without dead ends: 3803 [2020-11-30 01:48:48,363 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:48:48,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3803 states. [2020-11-30 01:48:48,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3803 to 3803. [2020-11-30 01:48:48,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3803 states. [2020-11-30 01:48:48,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3803 states to 3803 states and 5718 transitions. [2020-11-30 01:48:48,957 INFO L78 Accepts]: Start accepts. Automaton has 3803 states and 5718 transitions. Word has length 89 [2020-11-30 01:48:48,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:48:48,958 INFO L481 AbstractCegarLoop]: Abstraction has 3803 states and 5718 transitions. [2020-11-30 01:48:48,958 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:48:48,959 INFO L276 IsEmpty]: Start isEmpty. Operand 3803 states and 5718 transitions. [2020-11-30 01:48:48,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-11-30 01:48:48,961 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:48:48,961 INFO L422 BasicCegarLoop]: trace 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] [2020-11-30 01:48:48,961 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-30 01:48:48,963 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:48:48,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:48:48,964 INFO L82 PathProgramCache]: Analyzing trace with hash -628732044, now seen corresponding path program 1 times [2020-11-30 01:48:48,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:48:48,964 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185257260] [2020-11-30 01:48:48,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:48:49,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:48:49,110 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:48:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:48:49,243 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:48:49,360 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-11-30 01:48:49,360 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-30 01:48:49,361 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-30 01:48:49,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:48:49 BoogieIcfgContainer [2020-11-30 01:48:49,678 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:48:49,678 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:48:49,678 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:48:49,679 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:48:49,679 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:48:38" (3/4) ... [2020-11-30 01:48:49,681 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-30 01:48:49,977 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0dc00f81-a96a-485e-9dc5-18d50ddaf823/bin/utaipan/witness.graphml [2020-11-30 01:48:49,977 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:48:49,980 INFO L168 Benchmark]: Toolchain (without parser) took 15547.87 ms. Allocated memory was 100.7 MB in the beginning and 400.6 MB in the end (delta: 299.9 MB). Free memory was 68.4 MB in the beginning and 218.9 MB in the end (delta: -150.5 MB). Peak memory consumption was 149.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:48:49,981 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 79.7 MB. Free memory was 52.6 MB in the beginning and 52.6 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:48:49,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.54 ms. Allocated memory is still 100.7 MB. Free memory was 68.0 MB in the beginning and 68.0 MB in the end (delta: -41.9 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:48:49,982 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.22 ms. Allocated memory is still 100.7 MB. Free memory was 68.0 MB in the beginning and 63.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:48:49,982 INFO L168 Benchmark]: Boogie Preprocessor took 91.62 ms. Allocated memory is still 100.7 MB. Free memory was 63.8 MB in the beginning and 60.7 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:48:49,983 INFO L168 Benchmark]: RCFGBuilder took 3016.70 ms. Allocated memory was 100.7 MB in the beginning and 127.9 MB in the end (delta: 27.3 MB). Free memory was 60.7 MB in the beginning and 70.3 MB in the end (delta: -9.6 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:48:49,983 INFO L168 Benchmark]: TraceAbstraction took 11312.94 ms. Allocated memory was 127.9 MB in the beginning and 400.6 MB in the end (delta: 272.6 MB). Free memory was 70.3 MB in the beginning and 255.6 MB in the end (delta: -185.3 MB). Peak memory consumption was 87.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:48:49,984 INFO L168 Benchmark]: Witness Printer took 299.27 ms. Allocated memory is still 400.6 MB. Free memory was 255.6 MB in the beginning and 218.9 MB in the end (delta: 36.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:48:49,987 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 79.7 MB. Free memory was 52.6 MB in the beginning and 52.6 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 700.54 ms. Allocated memory is still 100.7 MB. Free memory was 68.0 MB in the beginning and 68.0 MB in the end (delta: -41.9 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 118.22 ms. Allocated memory is still 100.7 MB. Free memory was 68.0 MB in the beginning and 63.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 91.62 ms. Allocated memory is still 100.7 MB. Free memory was 63.8 MB in the beginning and 60.7 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3016.70 ms. Allocated memory was 100.7 MB in the beginning and 127.9 MB in the end (delta: 27.3 MB). Free memory was 60.7 MB in the beginning and 70.3 MB in the end (delta: -9.6 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 11312.94 ms. Allocated memory was 127.9 MB in the beginning and 400.6 MB in the end (delta: 272.6 MB). Free memory was 70.3 MB in the beginning and 255.6 MB in the end (delta: -185.3 MB). Peak memory consumption was 87.3 MB. Max. memory is 16.1 GB. * Witness Printer took 299.27 ms. Allocated memory is still 400.6 MB. Free memory was 255.6 MB in the beginning and 218.9 MB in the end (delta: 36.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 4]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1] int __return_main; [L17] msg_t nomsg = (msg_t )-1; [L18] port_t p12 = 0; [L19] char p12_old = '\x0'; [L20] char p12_new = '\x0'; [L21] _Bool ep12 = 0; [L22] port_t p13 = 0; [L23] char p13_old = '\x0'; [L24] char p13_new = '\x0'; [L25] _Bool ep13 = 0; [L26] port_t p21 = 0; [L27] char p21_old = '\x0'; [L28] char p21_new = '\x0'; [L29] _Bool ep21 = 0; [L30] port_t p23 = 0; [L31] char p23_old = '\x0'; [L32] char p23_new = '\x0'; [L33] _Bool ep23 = 0; [L34] port_t p31 = 0; [L35] char p31_old = '\x0'; [L36] char p31_new = '\x0'; [L37] _Bool ep31 = 0; [L38] port_t p32 = 0; [L39] char p32_old = '\x0'; [L40] char p32_new = '\x0'; [L41] _Bool ep32 = 0; [L42] char id1 = '\x0'; [L43] unsigned char r1 = '\x0'; [L44] char st1 = '\x0'; [L45] char nl1 = '\x0'; [L46] char m1 = '\x0'; [L47] char max1 = '\x0'; [L48] _Bool mode1 = 0; [L49] _Bool newmax1 = 0; [L50] char id2 = '\x0'; [L51] unsigned char r2 = '\x0'; [L52] char st2 = '\x0'; [L53] char nl2 = '\x0'; [L54] char m2 = '\x0'; [L55] char max2 = '\x0'; [L56] _Bool mode2 = 0; [L57] _Bool newmax2 = 0; [L58] char id3 = '\x0'; [L59] unsigned char r3 = '\x0'; [L60] char st3 = '\x0'; [L61] char nl3 = '\x0'; [L62] char m3 = '\x0'; [L63] char max3 = '\x0'; [L64] _Bool mode3 = 0; [L65] _Bool newmax3 = 0; [L69] void (*nodes[3])() = { &node1, &node2, &node3 }; [L73] int __return_1248; [L74] int __return_1394; [L75] int __return_1528; [L76] int __return_1653; [L79] int main__c1; [L80] int main__i2; [L81] main__c1 = 0 [L82] ep12 = __VERIFIER_nondet_bool() [L83] ep13 = __VERIFIER_nondet_bool() [L84] ep21 = __VERIFIER_nondet_bool() [L85] ep23 = __VERIFIER_nondet_bool() [L86] ep31 = __VERIFIER_nondet_bool() [L87] ep32 = __VERIFIER_nondet_bool() [L88] id1 = __VERIFIER_nondet_char() [L89] r1 = __VERIFIER_nondet_uchar() [L90] st1 = __VERIFIER_nondet_char() [L91] nl1 = __VERIFIER_nondet_char() [L92] m1 = __VERIFIER_nondet_char() [L93] max1 = __VERIFIER_nondet_char() [L94] mode1 = __VERIFIER_nondet_bool() [L95] newmax1 = __VERIFIER_nondet_bool() [L96] id2 = __VERIFIER_nondet_char() [L97] r2 = __VERIFIER_nondet_uchar() [L98] st2 = __VERIFIER_nondet_char() [L99] nl2 = __VERIFIER_nondet_char() [L100] m2 = __VERIFIER_nondet_char() [L101] max2 = __VERIFIER_nondet_char() [L102] mode2 = __VERIFIER_nondet_bool() [L103] newmax2 = __VERIFIER_nondet_bool() [L104] id3 = __VERIFIER_nondet_char() [L105] r3 = __VERIFIER_nondet_uchar() [L106] st3 = __VERIFIER_nondet_char() [L107] nl3 = __VERIFIER_nondet_char() [L108] m3 = __VERIFIER_nondet_char() [L109] max3 = __VERIFIER_nondet_char() [L110] mode3 = __VERIFIER_nondet_bool() [L111] newmax3 = __VERIFIER_nondet_bool() [L113] _Bool init__r121; [L114] _Bool init__r131; [L115] _Bool init__r211; [L116] _Bool init__r231; [L117] _Bool init__r311; [L118] _Bool init__r321; [L119] _Bool init__r122; [L120] int init__tmp; [L121] _Bool init__r132; [L122] int init__tmp___0; [L123] _Bool init__r212; [L124] int init__tmp___1; [L125] _Bool init__r232; [L126] int init__tmp___2; [L127] _Bool init__r312; [L128] int init__tmp___3; [L129] _Bool init__r322; [L130] int init__tmp___4; [L131] int init__tmp___5; [L132] init__r121 = ep12 [L133] init__r131 = ep13 [L134] init__r211 = ep21 [L135] init__r231 = ep23 [L136] init__r311 = ep31 [L137] init__r321 = ep32 [L138] COND TRUE !(init__r121 == 0) [L140] init__tmp = 1 [L142] init__r122 = (_Bool)init__tmp [L143] COND FALSE !(!(init__r131 == 0)) [L1764] COND TRUE !(init__r121 == 0) [L1766] COND TRUE !(ep23 == 0) [L1768] init__tmp___0 = 1 [L147] init__r132 = (_Bool)init__tmp___0 [L148] COND FALSE !(!(init__r211 == 0)) [L1741] COND TRUE !(init__r231 == 0) [L1743] COND TRUE !(ep31 == 0) [L1745] init__tmp___1 = 1 [L152] init__r212 = (_Bool)init__tmp___1 [L153] COND TRUE !(init__r231 == 0) [L155] init__tmp___2 = 1 [L157] init__r232 = (_Bool)init__tmp___2 [L158] COND TRUE !(init__r311 == 0) [L160] init__tmp___3 = 1 [L162] init__r312 = (_Bool)init__tmp___3 [L163] COND FALSE !(!(init__r321 == 0)) [L1672] COND TRUE !(init__r311 == 0) [L1674] COND TRUE !(ep12 == 0) [L1676] init__tmp___4 = 1 [L167] init__r322 = (_Bool)init__tmp___4 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L168] COND TRUE ((int)id1) != ((int)id2) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L170] COND TRUE ((int)id1) != ((int)id3) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L172] COND TRUE ((int)id2) != ((int)id3) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L174] COND TRUE ((int)id1) >= 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L176] COND TRUE ((int)id2) >= 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L178] COND TRUE ((int)id3) >= 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L180] COND TRUE ((int)r1) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, st1=0, st2=0, st3=0] [L182] COND TRUE ((int)r2) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, st1=0, st2=0, st3=0] [L184] COND TRUE ((int)r3) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L186] COND TRUE !(init__r122 == 0) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L188] COND TRUE !(init__r132 == 0) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L190] COND TRUE !(init__r212 == 0) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L192] COND TRUE !(init__r232 == 0) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L194] COND TRUE !(init__r312 == 0) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L196] COND TRUE !(init__r322 == 0) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L198] COND TRUE ((int)max1) == ((int)id1) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L200] COND TRUE ((int)max2) == ((int)id2) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L202] COND TRUE ((int)max3) == ((int)id3) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L204] COND TRUE ((int)st1) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L206] COND TRUE ((int)st2) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L208] COND TRUE ((int)st3) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L210] COND TRUE ((int)nl1) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L212] COND TRUE ((int)nl2) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L214] COND TRUE ((int)nl3) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L216] COND TRUE ((int)mode1) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L218] COND TRUE ((int)mode2) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=0, mode2=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L220] COND TRUE ((int)mode3) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L222] COND TRUE !(newmax1 == 0) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=0, mode2=0, mode3=0, newmax1=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L224] COND TRUE !(newmax2 == 0) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L226] COND TRUE !(newmax3 == 0) [L228] init__tmp___5 = 1 [L229] __return_1248 = init__tmp___5 [L230] main__i2 = __return_1248 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L231] COND TRUE main__i2 != 0 [L233] p12_old = nomsg [L234] p12_new = nomsg [L235] p13_old = nomsg [L236] p13_new = nomsg [L237] p21_old = nomsg [L238] p21_new = nomsg [L239] p23_old = nomsg [L240] p23_new = nomsg [L241] p31_old = nomsg [L242] p31_new = nomsg [L243] p32_old = nomsg [L244] p32_new = nomsg [L245] main__i2 = 0 [L247] _Bool node1__newmax; [L248] node1__newmax = 0 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L249] COND FALSE !(!(mode1 == 0)) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L255] COND TRUE ((int)r1) < 2 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L257] COND TRUE !(ep12 == 0) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L259] COND TRUE !(newmax1 == 0) [L261] int node1____CPAchecker_TMP_0; VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L262] COND TRUE max1 != nomsg VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L264] COND TRUE p12_new == nomsg [L266] node1____CPAchecker_TMP_0 = max1 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L268] p12_new = node1____CPAchecker_TMP_0 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L270] COND FALSE !(!(ep13 == 0)) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L283] mode1 = 1 [L285] _Bool node2__newmax; [L286] node2__newmax = 0 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L287] COND FALSE !(!(mode2 == 0)) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L293] COND TRUE ((int)r2) < 2 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L295] COND FALSE !(!(ep21 == 0)) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L308] COND TRUE !(ep23 == 0) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L310] COND TRUE !(newmax2 == 0) [L312] int node2____CPAchecker_TMP_1; VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L313] COND TRUE max2 != nomsg VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L315] COND TRUE p23_new == nomsg [L317] node2____CPAchecker_TMP_1 = max2 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L319] p23_new = node2____CPAchecker_TMP_1 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=6, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L321] mode2 = 1 [L323] _Bool node3__newmax; [L324] node3__newmax = 0 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=6, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L325] COND FALSE !(!(mode3 == 0)) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=6, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L331] COND TRUE ((int)r3) < 2 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=6, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L333] COND TRUE !(ep31 == 0) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=6, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L335] COND TRUE !(newmax3 == 0) [L337] int node3____CPAchecker_TMP_0; VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=6, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L338] COND TRUE max3 != nomsg VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=6, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L340] COND TRUE p31_new == nomsg [L342] node3____CPAchecker_TMP_0 = max3 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=6, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L344] p31_new = node3____CPAchecker_TMP_0 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=6, p23_old=-1, p31=0, p31_new=7, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L346] COND FALSE !(!(ep32 == 0)) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=8, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=6, p23_old=-1, p31=0, p31_new=7, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L359] mode3 = 1 [L360] p12_old = p12_new [L361] p12_new = nomsg [L362] p13_old = p13_new [L363] p13_new = nomsg [L364] p21_old = p21_new [L365] p21_new = nomsg [L366] p23_old = p23_new [L367] p23_new = nomsg [L368] p31_old = p31_new [L369] p31_new = nomsg [L370] p32_old = p32_new [L371] p32_new = nomsg [L373] int check__tmp; VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=8, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=7, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L374] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=8, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=7, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L376] COND TRUE (((int)st1) + ((int)nl1)) <= 1 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=8, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=7, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L378] COND TRUE (((int)st2) + ((int)nl2)) <= 1 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=8, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=7, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L380] COND TRUE (((int)st3) + ((int)nl3)) <= 1 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=8, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=7, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L382] COND FALSE !(((int)r1) >= 2) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=8, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=7, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L388] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=8, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=7, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L390] COND TRUE ((int)r1) < 2 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=8, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=7, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L392] COND FALSE !(((int)r1) >= 2) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=8, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=7, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L398] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=8, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=7, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L400] COND TRUE ((int)r1) < 2 [L402] check__tmp = 1 [L403] __return_1394 = check__tmp [L404] main__c1 = __return_1394 [L406] _Bool __tmp_1; [L407] __tmp_1 = main__c1 [L408] _Bool assert__arg; [L409] assert__arg = __tmp_1 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=8, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=7, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L410] COND FALSE !(assert__arg == 0) [L417] _Bool node1__newmax; [L418] node1__newmax = 0 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=8, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=7, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L419] COND TRUE !(mode1 == 0) VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=8, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=8, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=7, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L421] COND FALSE !(r1 == 255) [L427] r1 = r1 + 1 [L428] COND FALSE !(!(ep21 == 0)) [L437] COND TRUE !(ep31 == 0) [L439] m1 = p31_old [L440] p31_old = nomsg [L441] COND FALSE !(((int)m1) > ((int)max1)) [L446] newmax1 = node1__newmax VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=1, mode2=1, mode3=1, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=8, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L447] COND TRUE ((int)r1) == 1 [L449] COND TRUE ((int)max1) == ((int)id1) [L451] st1 = 1 [L453] mode1 = 0 [L455] _Bool node2__newmax; [L456] node2__newmax = 0 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=0, mode2=1, mode3=1, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=8, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=0, r3=0, st1=1, st2=0, st3=0] [L457] COND TRUE !(mode2 == 0) VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=6, max3=7, mode1=0, mode2=1, mode3=1, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=8, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=0, r3=0, st1=1, st2=0, st3=0] [L459] COND FALSE !(r2 == 255) [L465] r2 = r2 + 1 [L466] COND TRUE !(ep12 == 0) [L468] m2 = p12_old [L469] p12_old = nomsg [L470] COND TRUE ((int)m2) > ((int)max2) [L472] max2 = m2 [L473] node2__newmax = 1 [L475] COND FALSE !(!(ep32 == 0)) [L484] newmax2 = node2__newmax VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=8, max3=7, mode1=0, mode2=1, mode3=1, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=0, st1=1, st2=0, st3=0] [L485] COND FALSE !(((int)r2) == 2) [L491] mode2 = 0 [L493] _Bool node3__newmax; [L494] node3__newmax = 0 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=8, max3=7, mode1=0, mode2=0, mode3=1, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=0, st1=1, st2=0, st3=0] [L495] COND TRUE !(mode3 == 0) VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=8, max3=7, mode1=0, mode2=0, mode3=1, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=6, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=0, st1=1, st2=0, st3=0] [L497] COND FALSE !(r3 == 255) [L503] r3 = r3 + 1 [L504] COND FALSE !(!(ep13 == 0)) [L513] COND TRUE !(ep23 == 0) [L515] m3 = p23_old [L516] p23_old = nomsg [L517] COND FALSE !(((int)m3) > ((int)max3)) [L522] newmax3 = node3__newmax VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=8, max3=7, mode1=0, mode2=0, mode3=1, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L523] COND FALSE !(((int)r3) == 2) [L529] mode3 = 0 [L530] p12_old = p12_new [L531] p12_new = nomsg [L532] p13_old = p13_new [L533] p13_new = nomsg [L534] p21_old = p21_new [L535] p21_new = nomsg [L536] p23_old = p23_new [L537] p23_new = nomsg [L538] p31_old = p31_new [L539] p31_new = nomsg [L540] p32_old = p32_new [L541] p32_new = nomsg [L543] int check__tmp; VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=8, max3=7, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L544] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=8, max3=7, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L546] COND TRUE (((int)st1) + ((int)nl1)) <= 1 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=8, max3=7, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L548] COND TRUE (((int)st2) + ((int)nl2)) <= 1 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=8, max3=7, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L550] COND TRUE (((int)st3) + ((int)nl3)) <= 1 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=8, max3=7, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L552] COND FALSE !(((int)r1) >= 2) VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=8, max3=7, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L558] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) == 0) [L1197] check__tmp = 0 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=8, max3=7, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L576] __return_1528 = check__tmp [L577] main__c1 = __return_1528 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=8, max3=7, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L580] _Bool __tmp_2; [L581] __tmp_2 = main__c1 [L582] _Bool assert__arg; [L583] assert__arg = __tmp_2 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=8, max3=7, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L584] COND TRUE assert__arg == 0 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=8, max3=7, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L4] __assert_fail("0", "pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c", 4, "reach_error") VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=8, id2=6, id3=7, m1=7, m2=8, m3=6, max1=8, max2=8, max3=7, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 173 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 10.9s, OverallIterations: 12, TraceHistogramMax: 1, AutomataDifference: 4.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3393 SDtfs, 5689 SDslu, 1693 SDs, 0 SdLazy, 280 SolverSat, 55 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4402occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.8s AutomataMinimizationTime, 11 MinimizatonAttempts, 958 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 999 NumberOfCodeBlocks, 999 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 899 ConstructedInterpolants, 0 QuantifiedInterpolants, 582560 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...