./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/bin/uautomizer-Z5i5R5N3CC --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 115031186e29f789cf62dcbde9979dbb092c6505 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 0.2.0-7b2dab5 [2021-10-11 00:31:57,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:31:57,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:31:57,916 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:31:57,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:31:57,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:31:57,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:31:57,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:31:57,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:31:57,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:31:57,928 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:31:57,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:31:57,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:31:57,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:31:57,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:31:57,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:31:57,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:31:57,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:31:57,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:31:57,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:31:57,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:31:57,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:31:57,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:31:57,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:31:57,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:31:57,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:31:57,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:31:57,980 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:31:57,982 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:31:57,983 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:31:57,984 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:31:57,985 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:31:57,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:31:57,988 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:31:57,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:31:57,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:31:57,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:31:57,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:31:57,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:31:57,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:31:57,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:31:57,997 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:31:58,045 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:31:58,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:31:58,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:31:58,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:31:58,048 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:31:58,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:31:58,048 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:31:58,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:31:58,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:31:58,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:31:58,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:31:58,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:31:58,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:31:58,051 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:31:58,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:31:58,051 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:31:58,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:31:58,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:31:58,052 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:31:58,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:31:58,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:31:58,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:31:58,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:31:58,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:31:58,053 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:31:58,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:31:58,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:31:58,054 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:31:58,054 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/bin/uautomizer-Z5i5R5N3CC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 115031186e29f789cf62dcbde9979dbb092c6505 [2021-10-11 00:31:58,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:31:58,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:31:58,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:31:58,387 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:31:58,388 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:31:58,389 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-10-11 00:31:58,452 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/bin/uautomizer-Z5i5R5N3CC/data/d8761107f/cf1ff8a5c012418bbadaaf78948eb33b/FLAG276e0a8bf [2021-10-11 00:31:59,037 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:31:59,038 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-10-11 00:31:59,056 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/bin/uautomizer-Z5i5R5N3CC/data/d8761107f/cf1ff8a5c012418bbadaaf78948eb33b/FLAG276e0a8bf [2021-10-11 00:31:59,297 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/bin/uautomizer-Z5i5R5N3CC/data/d8761107f/cf1ff8a5c012418bbadaaf78948eb33b [2021-10-11 00:31:59,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:31:59,301 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:31:59,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:31:59,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:31:59,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:31:59,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:31:59" (1/1) ... [2021-10-11 00:31:59,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68dcd784 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:59, skipping insertion in model container [2021-10-11 00:31:59,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:31:59" (1/1) ... [2021-10-11 00:31:59,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:31:59,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:31:59,666 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9417,9430] [2021-10-11 00:31:59,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:31:59,772 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:31:59,904 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9417,9430] [2021-10-11 00:31:59,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:31:59,980 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:31:59,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:59 WrapperNode [2021-10-11 00:31:59,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:31:59,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:31:59,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:31:59,982 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:31:59,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:59" (1/1) ... [2021-10-11 00:32:00,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:59" (1/1) ... [2021-10-11 00:32:00,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:32:00,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:32:00,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:32:00,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:32:00,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:59" (1/1) ... [2021-10-11 00:32:00,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:59" (1/1) ... [2021-10-11 00:32:00,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:59" (1/1) ... [2021-10-11 00:32:00,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:59" (1/1) ... [2021-10-11 00:32:00,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:59" (1/1) ... [2021-10-11 00:32:00,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:59" (1/1) ... [2021-10-11 00:32:00,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:59" (1/1) ... [2021-10-11 00:32:00,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:32:00,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:32:00,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:32:00,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:32:00,178 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:59" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:32:00,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:32:00,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:32:00,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:32:00,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:32:01,206 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:32:01,206 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-11 00:32:01,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:32:01 BoogieIcfgContainer [2021-10-11 00:32:01,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:32:01,212 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:32:01,213 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:32:01,216 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:32:01,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:31:59" (1/3) ... [2021-10-11 00:32:01,218 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e6a6cb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:32:01, skipping insertion in model container [2021-10-11 00:32:01,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:59" (2/3) ... [2021-10-11 00:32:01,219 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e6a6cb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:32:01, skipping insertion in model container [2021-10-11 00:32:01,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:32:01" (3/3) ... [2021-10-11 00:32:01,220 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-10-11 00:32:01,239 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:32:01,243 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 00:32:01,254 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 00:32:01,294 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:32:01,295 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:32:01,295 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:32:01,295 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:32:01,295 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:32:01,295 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:32:01,295 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:32:01,296 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:32:01,319 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states. [2021-10-11 00:32:01,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-10-11 00:32:01,337 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:01,338 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, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:01,338 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:01,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:01,344 INFO L82 PathProgramCache]: Analyzing trace with hash -1885524630, now seen corresponding path program 1 times [2021-10-11 00:32:01,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:01,354 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794534907] [2021-10-11 00:32:01,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:01,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:01,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:01,898 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794534907] [2021-10-11 00:32:01,899 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:01,899 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:32:01,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030041404] [2021-10-11 00:32:01,906 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:32:01,906 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:01,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:32:01,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:32:01,923 INFO L87 Difference]: Start difference. First operand 224 states. Second operand 3 states. [2021-10-11 00:32:02,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:02,124 INFO L93 Difference]: Finished difference Result 452 states and 785 transitions. [2021-10-11 00:32:02,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:32:02,126 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 95 [2021-10-11 00:32:02,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:02,151 INFO L225 Difference]: With dead ends: 452 [2021-10-11 00:32:02,151 INFO L226 Difference]: Without dead ends: 334 [2021-10-11 00:32:02,160 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 [2021-10-11 00:32:02,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2021-10-11 00:32:02,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 332. [2021-10-11 00:32:02,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 332 states. [2021-10-11 00:32:02,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 507 transitions. [2021-10-11 00:32:02,239 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 507 transitions. Word has length 95 [2021-10-11 00:32:02,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:02,240 INFO L481 AbstractCegarLoop]: Abstraction has 332 states and 507 transitions. [2021-10-11 00:32:02,240 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:32:02,240 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 507 transitions. [2021-10-11 00:32:02,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-10-11 00:32:02,245 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:02,245 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, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:02,245 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:32:02,245 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:02,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:02,246 INFO L82 PathProgramCache]: Analyzing trace with hash -614138391, now seen corresponding path program 1 times [2021-10-11 00:32:02,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:02,247 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518833416] [2021-10-11 00:32:02,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:02,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:02,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:02,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518833416] [2021-10-11 00:32:02,508 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:02,508 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:32:02,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041457519] [2021-10-11 00:32:02,509 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:32:02,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:02,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:32:02,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:32:02,511 INFO L87 Difference]: Start difference. First operand 332 states and 507 transitions. Second operand 4 states. [2021-10-11 00:32:02,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:02,653 INFO L93 Difference]: Finished difference Result 965 states and 1470 transitions. [2021-10-11 00:32:02,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:32:02,654 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 95 [2021-10-11 00:32:02,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:02,663 INFO L225 Difference]: With dead ends: 965 [2021-10-11 00:32:02,663 INFO L226 Difference]: Without dead ends: 642 [2021-10-11 00:32:02,669 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:32:02,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 642 states. [2021-10-11 00:32:02,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 642 to 640. [2021-10-11 00:32:02,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 640 states. [2021-10-11 00:32:02,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 968 transitions. [2021-10-11 00:32:02,751 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 968 transitions. Word has length 95 [2021-10-11 00:32:02,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:02,753 INFO L481 AbstractCegarLoop]: Abstraction has 640 states and 968 transitions. [2021-10-11 00:32:02,753 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:32:02,755 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 968 transitions. [2021-10-11 00:32:02,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-10-11 00:32:02,763 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:02,765 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:02,765 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:32:02,765 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:02,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:02,766 INFO L82 PathProgramCache]: Analyzing trace with hash -779319531, now seen corresponding path program 1 times [2021-10-11 00:32:02,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:02,766 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951211644] [2021-10-11 00:32:02,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:02,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:02,883 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951211644] [2021-10-11 00:32:02,883 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:02,884 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:32:02,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267497636] [2021-10-11 00:32:02,884 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:32:02,885 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:02,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:32:02,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:32:02,886 INFO L87 Difference]: Start difference. First operand 640 states and 968 transitions. Second operand 3 states. [2021-10-11 00:32:02,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:02,951 INFO L93 Difference]: Finished difference Result 1882 states and 2842 transitions. [2021-10-11 00:32:02,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:32:02,951 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 96 [2021-10-11 00:32:02,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:02,960 INFO L225 Difference]: With dead ends: 1882 [2021-10-11 00:32:02,961 INFO L226 Difference]: Without dead ends: 1270 [2021-10-11 00:32:02,962 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 [2021-10-11 00:32:02,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states. [2021-10-11 00:32:03,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 642. [2021-10-11 00:32:03,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 642 states. [2021-10-11 00:32:03,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 970 transitions. [2021-10-11 00:32:03,012 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 970 transitions. Word has length 96 [2021-10-11 00:32:03,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:03,013 INFO L481 AbstractCegarLoop]: Abstraction has 642 states and 970 transitions. [2021-10-11 00:32:03,013 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:32:03,013 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 970 transitions. [2021-10-11 00:32:03,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-10-11 00:32:03,015 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:03,015 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:03,015 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:32:03,015 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:03,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:03,016 INFO L82 PathProgramCache]: Analyzing trace with hash -611891448, now seen corresponding path program 1 times [2021-10-11 00:32:03,016 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:03,017 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680128871] [2021-10-11 00:32:03,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:03,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:03,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:03,162 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680128871] [2021-10-11 00:32:03,162 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:03,162 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:32:03,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414589078] [2021-10-11 00:32:03,163 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:32:03,163 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:03,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:32:03,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:32:03,165 INFO L87 Difference]: Start difference. First operand 642 states and 970 transitions. Second operand 4 states. [2021-10-11 00:32:03,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:03,304 INFO L93 Difference]: Finished difference Result 1838 states and 2766 transitions. [2021-10-11 00:32:03,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:32:03,305 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 97 [2021-10-11 00:32:03,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:03,313 INFO L225 Difference]: With dead ends: 1838 [2021-10-11 00:32:03,313 INFO L226 Difference]: Without dead ends: 1226 [2021-10-11 00:32:03,315 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:32:03,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1226 states. [2021-10-11 00:32:03,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1226 to 1224. [2021-10-11 00:32:03,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1224 states. [2021-10-11 00:32:03,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1224 states and 1828 transitions. [2021-10-11 00:32:03,398 INFO L78 Accepts]: Start accepts. Automaton has 1224 states and 1828 transitions. Word has length 97 [2021-10-11 00:32:03,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:03,399 INFO L481 AbstractCegarLoop]: Abstraction has 1224 states and 1828 transitions. [2021-10-11 00:32:03,399 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:32:03,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1828 transitions. [2021-10-11 00:32:03,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-10-11 00:32:03,401 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:03,402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:03,402 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:32:03,402 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:03,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:03,403 INFO L82 PathProgramCache]: Analyzing trace with hash 288388308, now seen corresponding path program 1 times [2021-10-11 00:32:03,403 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:03,403 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306059930] [2021-10-11 00:32:03,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:03,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:03,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:03,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306059930] [2021-10-11 00:32:03,482 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:03,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:32:03,483 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659426966] [2021-10-11 00:32:03,483 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:32:03,484 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:03,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:32:03,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:32:03,485 INFO L87 Difference]: Start difference. First operand 1224 states and 1828 transitions. Second operand 3 states. [2021-10-11 00:32:03,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:03,701 INFO L93 Difference]: Finished difference Result 3596 states and 5364 transitions. [2021-10-11 00:32:03,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:32:03,702 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2021-10-11 00:32:03,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:03,718 INFO L225 Difference]: With dead ends: 3596 [2021-10-11 00:32:03,718 INFO L226 Difference]: Without dead ends: 2416 [2021-10-11 00:32:03,721 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 [2021-10-11 00:32:03,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2416 states. [2021-10-11 00:32:03,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2416 to 1228. [2021-10-11 00:32:03,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1228 states. [2021-10-11 00:32:03,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 1228 states and 1832 transitions. [2021-10-11 00:32:03,864 INFO L78 Accepts]: Start accepts. Automaton has 1228 states and 1832 transitions. Word has length 98 [2021-10-11 00:32:03,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:03,865 INFO L481 AbstractCegarLoop]: Abstraction has 1228 states and 1832 transitions. [2021-10-11 00:32:03,865 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:32:03,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1832 transitions. [2021-10-11 00:32:03,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-11 00:32:03,867 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:03,867 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:03,868 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:32:03,868 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:03,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:03,868 INFO L82 PathProgramCache]: Analyzing trace with hash 892316583, now seen corresponding path program 1 times [2021-10-11 00:32:03,868 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:03,869 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125541877] [2021-10-11 00:32:03,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:04,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:04,067 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125541877] [2021-10-11 00:32:04,068 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:04,068 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:32:04,068 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765750749] [2021-10-11 00:32:04,068 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:32:04,069 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:04,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:32:04,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:32:04,069 INFO L87 Difference]: Start difference. First operand 1228 states and 1832 transitions. Second operand 4 states. [2021-10-11 00:32:04,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:04,315 INFO L93 Difference]: Finished difference Result 3338 states and 4947 transitions. [2021-10-11 00:32:04,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:32:04,316 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2021-10-11 00:32:04,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:04,328 INFO L225 Difference]: With dead ends: 3338 [2021-10-11 00:32:04,328 INFO L226 Difference]: Without dead ends: 2158 [2021-10-11 00:32:04,330 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:32:04,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2158 states. [2021-10-11 00:32:04,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2158 to 2156. [2021-10-11 00:32:04,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2156 states. [2021-10-11 00:32:04,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 2156 states and 3153 transitions. [2021-10-11 00:32:04,515 INFO L78 Accepts]: Start accepts. Automaton has 2156 states and 3153 transitions. Word has length 99 [2021-10-11 00:32:04,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:04,518 INFO L481 AbstractCegarLoop]: Abstraction has 2156 states and 3153 transitions. [2021-10-11 00:32:04,518 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:32:04,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 3153 transitions. [2021-10-11 00:32:04,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-10-11 00:32:04,521 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:04,521 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:04,522 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-11 00:32:04,522 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:04,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:04,522 INFO L82 PathProgramCache]: Analyzing trace with hash -701979117, now seen corresponding path program 1 times [2021-10-11 00:32:04,523 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:04,529 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729643111] [2021-10-11 00:32:04,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:04,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:04,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729643111] [2021-10-11 00:32:04,638 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:04,639 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:32:04,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764289078] [2021-10-11 00:32:04,639 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:32:04,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:04,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:32:04,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:32:04,640 INFO L87 Difference]: Start difference. First operand 2156 states and 3153 transitions. Second operand 3 states. [2021-10-11 00:32:04,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:04,950 INFO L93 Difference]: Finished difference Result 6060 states and 8917 transitions. [2021-10-11 00:32:04,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:32:04,950 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2021-10-11 00:32:04,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:04,973 INFO L225 Difference]: With dead ends: 6060 [2021-10-11 00:32:04,973 INFO L226 Difference]: Without dead ends: 4220 [2021-10-11 00:32:04,979 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 [2021-10-11 00:32:04,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4220 states. [2021-10-11 00:32:05,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4220 to 2164. [2021-10-11 00:32:05,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2164 states. [2021-10-11 00:32:05,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 2164 states and 3161 transitions. [2021-10-11 00:32:05,208 INFO L78 Accepts]: Start accepts. Automaton has 2164 states and 3161 transitions. Word has length 100 [2021-10-11 00:32:05,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:05,208 INFO L481 AbstractCegarLoop]: Abstraction has 2164 states and 3161 transitions. [2021-10-11 00:32:05,208 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:32:05,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 3161 transitions. [2021-10-11 00:32:05,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-11 00:32:05,211 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:05,212 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:05,212 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-11 00:32:05,212 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:05,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:05,213 INFO L82 PathProgramCache]: Analyzing trace with hash -362041594, now seen corresponding path program 1 times [2021-10-11 00:32:05,213 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:05,213 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310928443] [2021-10-11 00:32:05,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:05,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:05,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:05,336 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310928443] [2021-10-11 00:32:05,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:05,336 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:32:05,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376950923] [2021-10-11 00:32:05,337 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:32:05,337 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:05,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:32:05,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:32:05,338 INFO L87 Difference]: Start difference. First operand 2164 states and 3161 transitions. Second operand 5 states. [2021-10-11 00:32:05,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:05,749 INFO L93 Difference]: Finished difference Result 6246 states and 9104 transitions. [2021-10-11 00:32:05,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:32:05,750 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 101 [2021-10-11 00:32:05,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:05,772 INFO L225 Difference]: With dead ends: 6246 [2021-10-11 00:32:05,773 INFO L226 Difference]: Without dead ends: 4170 [2021-10-11 00:32:05,777 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:32:05,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4170 states. [2021-10-11 00:32:06,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4170 to 4168. [2021-10-11 00:32:06,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4168 states. [2021-10-11 00:32:06,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4168 states to 4168 states and 6013 transitions. [2021-10-11 00:32:06,175 INFO L78 Accepts]: Start accepts. Automaton has 4168 states and 6013 transitions. Word has length 101 [2021-10-11 00:32:06,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:06,176 INFO L481 AbstractCegarLoop]: Abstraction has 4168 states and 6013 transitions. [2021-10-11 00:32:06,176 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:32:06,176 INFO L276 IsEmpty]: Start isEmpty. Operand 4168 states and 6013 transitions. [2021-10-11 00:32:06,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-11 00:32:06,181 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:06,181 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:06,181 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-11 00:32:06,181 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:06,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:06,182 INFO L82 PathProgramCache]: Analyzing trace with hash 847440838, now seen corresponding path program 1 times [2021-10-11 00:32:06,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:06,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141099019] [2021-10-11 00:32:06,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:06,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:06,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:06,309 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141099019] [2021-10-11 00:32:06,309 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:06,309 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:32:06,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501517530] [2021-10-11 00:32:06,310 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:32:06,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:06,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:32:06,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:32:06,311 INFO L87 Difference]: Start difference. First operand 4168 states and 6013 transitions. Second operand 4 states. [2021-10-11 00:32:06,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:06,582 INFO L93 Difference]: Finished difference Result 7276 states and 10481 transitions. [2021-10-11 00:32:06,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:32:06,582 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 101 [2021-10-11 00:32:06,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:06,599 INFO L225 Difference]: With dead ends: 7276 [2021-10-11 00:32:06,599 INFO L226 Difference]: Without dead ends: 3182 [2021-10-11 00:32:06,605 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:32:06,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3182 states. [2021-10-11 00:32:06,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3182 to 3182. [2021-10-11 00:32:06,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3182 states. [2021-10-11 00:32:06,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 3182 states and 4571 transitions. [2021-10-11 00:32:06,871 INFO L78 Accepts]: Start accepts. Automaton has 3182 states and 4571 transitions. Word has length 101 [2021-10-11 00:32:06,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:06,872 INFO L481 AbstractCegarLoop]: Abstraction has 3182 states and 4571 transitions. [2021-10-11 00:32:06,872 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:32:06,872 INFO L276 IsEmpty]: Start isEmpty. Operand 3182 states and 4571 transitions. [2021-10-11 00:32:06,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-11 00:32:06,876 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:06,876 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:06,876 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-11 00:32:06,877 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:06,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:06,877 INFO L82 PathProgramCache]: Analyzing trace with hash 1568538744, now seen corresponding path program 1 times [2021-10-11 00:32:06,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:06,878 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269243151] [2021-10-11 00:32:06,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:06,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:06,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:06,986 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269243151] [2021-10-11 00:32:06,986 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:06,987 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:32:06,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220659690] [2021-10-11 00:32:06,987 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:32:06,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:06,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:32:06,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:32:06,988 INFO L87 Difference]: Start difference. First operand 3182 states and 4571 transitions. Second operand 4 states. [2021-10-11 00:32:07,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:07,520 INFO L93 Difference]: Finished difference Result 8196 states and 11775 transitions. [2021-10-11 00:32:07,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:32:07,520 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2021-10-11 00:32:07,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:07,547 INFO L225 Difference]: With dead ends: 8196 [2021-10-11 00:32:07,547 INFO L226 Difference]: Without dead ends: 5136 [2021-10-11 00:32:07,553 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:32:07,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5136 states. [2021-10-11 00:32:08,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5136 to 5134. [2021-10-11 00:32:08,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5134 states. [2021-10-11 00:32:08,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5134 states to 5134 states and 7273 transitions. [2021-10-11 00:32:08,058 INFO L78 Accepts]: Start accepts. Automaton has 5134 states and 7273 transitions. Word has length 103 [2021-10-11 00:32:08,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:08,059 INFO L481 AbstractCegarLoop]: Abstraction has 5134 states and 7273 transitions. [2021-10-11 00:32:08,059 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:32:08,059 INFO L276 IsEmpty]: Start isEmpty. Operand 5134 states and 7273 transitions. [2021-10-11 00:32:08,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-11 00:32:08,065 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:08,065 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:08,065 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-11 00:32:08,065 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:08,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:08,066 INFO L82 PathProgramCache]: Analyzing trace with hash 1396779373, now seen corresponding path program 1 times [2021-10-11 00:32:08,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:08,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535502089] [2021-10-11 00:32:08,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:08,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:08,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:08,208 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535502089] [2021-10-11 00:32:08,208 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:08,208 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:32:08,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812874128] [2021-10-11 00:32:08,209 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:32:08,209 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:08,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:32:08,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:32:08,212 INFO L87 Difference]: Start difference. First operand 5134 states and 7273 transitions. Second operand 4 states. [2021-10-11 00:32:08,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:08,601 INFO L93 Difference]: Finished difference Result 9042 states and 12867 transitions. [2021-10-11 00:32:08,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:32:08,601 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 105 [2021-10-11 00:32:08,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:08,629 INFO L225 Difference]: With dead ends: 9042 [2021-10-11 00:32:08,629 INFO L226 Difference]: Without dead ends: 5134 [2021-10-11 00:32:08,635 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:32:08,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5134 states. [2021-10-11 00:32:09,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5134 to 5134. [2021-10-11 00:32:09,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5134 states. [2021-10-11 00:32:09,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5134 states to 5134 states and 7272 transitions. [2021-10-11 00:32:09,050 INFO L78 Accepts]: Start accepts. Automaton has 5134 states and 7272 transitions. Word has length 105 [2021-10-11 00:32:09,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:09,050 INFO L481 AbstractCegarLoop]: Abstraction has 5134 states and 7272 transitions. [2021-10-11 00:32:09,050 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:32:09,050 INFO L276 IsEmpty]: Start isEmpty. Operand 5134 states and 7272 transitions. [2021-10-11 00:32:09,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-11 00:32:09,058 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:09,058 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:09,059 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-11 00:32:09,059 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:09,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:09,059 INFO L82 PathProgramCache]: Analyzing trace with hash -149781974, now seen corresponding path program 1 times [2021-10-11 00:32:09,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:09,060 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143094323] [2021-10-11 00:32:09,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:09,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:09,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:09,138 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143094323] [2021-10-11 00:32:09,138 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:09,138 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:32:09,138 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467312724] [2021-10-11 00:32:09,139 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:32:09,139 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:09,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:32:09,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:32:09,140 INFO L87 Difference]: Start difference. First operand 5134 states and 7272 transitions. Second operand 3 states. [2021-10-11 00:32:09,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:09,795 INFO L93 Difference]: Finished difference Result 11485 states and 16622 transitions. [2021-10-11 00:32:09,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:32:09,795 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 105 [2021-10-11 00:32:09,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:09,811 INFO L225 Difference]: With dead ends: 11485 [2021-10-11 00:32:09,812 INFO L226 Difference]: Without dead ends: 7705 [2021-10-11 00:32:09,819 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 [2021-10-11 00:32:09,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7705 states. [2021-10-11 00:32:10,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7705 to 7703. [2021-10-11 00:32:10,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7703 states. [2021-10-11 00:32:10,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7703 states to 7703 states and 10851 transitions. [2021-10-11 00:32:10,437 INFO L78 Accepts]: Start accepts. Automaton has 7703 states and 10851 transitions. Word has length 105 [2021-10-11 00:32:10,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:10,437 INFO L481 AbstractCegarLoop]: Abstraction has 7703 states and 10851 transitions. [2021-10-11 00:32:10,437 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:32:10,437 INFO L276 IsEmpty]: Start isEmpty. Operand 7703 states and 10851 transitions. [2021-10-11 00:32:10,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-10-11 00:32:10,446 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:10,446 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:10,446 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-11 00:32:10,446 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:10,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:10,447 INFO L82 PathProgramCache]: Analyzing trace with hash -1144720636, now seen corresponding path program 1 times [2021-10-11 00:32:10,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:10,447 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857555014] [2021-10-11 00:32:10,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:10,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:10,622 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857555014] [2021-10-11 00:32:10,622 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:10,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:32:10,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039101691] [2021-10-11 00:32:10,623 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:32:10,623 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:10,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:32:10,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:32:10,624 INFO L87 Difference]: Start difference. First operand 7703 states and 10851 transitions. Second operand 4 states. [2021-10-11 00:32:11,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:11,155 INFO L93 Difference]: Finished difference Result 14133 states and 19940 transitions. [2021-10-11 00:32:11,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:32:11,156 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 107 [2021-10-11 00:32:11,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:11,170 INFO L225 Difference]: With dead ends: 14133 [2021-10-11 00:32:11,170 INFO L226 Difference]: Without dead ends: 6488 [2021-10-11 00:32:11,180 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:32:11,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6488 states. [2021-10-11 00:32:11,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6488 to 6488. [2021-10-11 00:32:11,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6488 states. [2021-10-11 00:32:11,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6488 states to 6488 states and 9162 transitions. [2021-10-11 00:32:11,698 INFO L78 Accepts]: Start accepts. Automaton has 6488 states and 9162 transitions. Word has length 107 [2021-10-11 00:32:11,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:11,698 INFO L481 AbstractCegarLoop]: Abstraction has 6488 states and 9162 transitions. [2021-10-11 00:32:11,698 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:32:11,698 INFO L276 IsEmpty]: Start isEmpty. Operand 6488 states and 9162 transitions. [2021-10-11 00:32:11,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-11 00:32:11,705 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:11,706 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:11,706 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-11 00:32:11,706 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:11,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:11,707 INFO L82 PathProgramCache]: Analyzing trace with hash 283732528, now seen corresponding path program 1 times [2021-10-11 00:32:11,707 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:11,707 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167113116] [2021-10-11 00:32:11,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:11,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:11,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:11,830 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167113116] [2021-10-11 00:32:11,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:11,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:32:11,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503929915] [2021-10-11 00:32:11,830 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:32:11,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:11,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:32:11,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:32:11,831 INFO L87 Difference]: Start difference. First operand 6488 states and 9162 transitions. Second operand 4 states. [2021-10-11 00:32:12,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:12,465 INFO L93 Difference]: Finished difference Result 12205 states and 17223 transitions. [2021-10-11 00:32:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:32:12,466 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2021-10-11 00:32:12,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:12,478 INFO L225 Difference]: With dead ends: 12205 [2021-10-11 00:32:12,478 INFO L226 Difference]: Without dead ends: 5976 [2021-10-11 00:32:12,487 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:32:12,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5976 states. [2021-10-11 00:32:12,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5976 to 5904. [2021-10-11 00:32:12,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5904 states. [2021-10-11 00:32:12,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 8264 transitions. [2021-10-11 00:32:12,986 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 8264 transitions. Word has length 109 [2021-10-11 00:32:12,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:12,986 INFO L481 AbstractCegarLoop]: Abstraction has 5904 states and 8264 transitions. [2021-10-11 00:32:12,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:32:12,987 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 8264 transitions. [2021-10-11 00:32:12,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-10-11 00:32:12,994 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:12,994 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:12,994 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-11 00:32:12,994 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:12,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:12,995 INFO L82 PathProgramCache]: Analyzing trace with hash -654014512, now seen corresponding path program 1 times [2021-10-11 00:32:12,995 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:12,995 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383009855] [2021-10-11 00:32:12,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:13,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:13,043 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383009855] [2021-10-11 00:32:13,043 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:13,043 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:32:13,044 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830028104] [2021-10-11 00:32:13,044 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:32:13,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:13,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:32:13,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:32:13,045 INFO L87 Difference]: Start difference. First operand 5904 states and 8264 transitions. Second operand 3 states. [2021-10-11 00:32:13,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:13,969 INFO L93 Difference]: Finished difference Result 14568 states and 21078 transitions. [2021-10-11 00:32:13,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:32:13,970 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 111 [2021-10-11 00:32:13,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:13,994 INFO L225 Difference]: With dead ends: 14568 [2021-10-11 00:32:13,994 INFO L226 Difference]: Without dead ends: 10678 [2021-10-11 00:32:14,002 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 [2021-10-11 00:32:14,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10678 states. [2021-10-11 00:32:14,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10678 to 10676. [2021-10-11 00:32:14,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10676 states. [2021-10-11 00:32:14,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10676 states to 10676 states and 15110 transitions. [2021-10-11 00:32:14,753 INFO L78 Accepts]: Start accepts. Automaton has 10676 states and 15110 transitions. Word has length 111 [2021-10-11 00:32:14,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:14,754 INFO L481 AbstractCegarLoop]: Abstraction has 10676 states and 15110 transitions. [2021-10-11 00:32:14,754 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:32:14,754 INFO L276 IsEmpty]: Start isEmpty. Operand 10676 states and 15110 transitions. [2021-10-11 00:32:14,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-10-11 00:32:14,763 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:14,764 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:14,764 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-11 00:32:14,764 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:14,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:14,764 INFO L82 PathProgramCache]: Analyzing trace with hash -1191527915, now seen corresponding path program 1 times [2021-10-11 00:32:14,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:14,765 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779160825] [2021-10-11 00:32:14,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:14,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:14,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:14,899 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779160825] [2021-10-11 00:32:14,902 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:14,902 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:32:14,902 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388392070] [2021-10-11 00:32:14,903 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:32:14,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:14,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:32:14,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:32:14,904 INFO L87 Difference]: Start difference. First operand 10676 states and 15110 transitions. Second operand 4 states. [2021-10-11 00:32:15,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:15,543 INFO L93 Difference]: Finished difference Result 14918 states and 21198 transitions. [2021-10-11 00:32:15,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:32:15,544 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 111 [2021-10-11 00:32:15,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:15,560 INFO L225 Difference]: With dead ends: 14918 [2021-10-11 00:32:15,560 INFO L226 Difference]: Without dead ends: 9242 [2021-10-11 00:32:15,567 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:32:15,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9242 states. [2021-10-11 00:32:16,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9242 to 9242. [2021-10-11 00:32:16,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9242 states. [2021-10-11 00:32:16,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9242 states to 9242 states and 13057 transitions. [2021-10-11 00:32:16,337 INFO L78 Accepts]: Start accepts. Automaton has 9242 states and 13057 transitions. Word has length 111 [2021-10-11 00:32:16,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:16,338 INFO L481 AbstractCegarLoop]: Abstraction has 9242 states and 13057 transitions. [2021-10-11 00:32:16,338 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:32:16,338 INFO L276 IsEmpty]: Start isEmpty. Operand 9242 states and 13057 transitions. [2021-10-11 00:32:16,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-10-11 00:32:16,347 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:16,347 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:16,347 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-11 00:32:16,348 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:16,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:16,348 INFO L82 PathProgramCache]: Analyzing trace with hash 607555510, now seen corresponding path program 1 times [2021-10-11 00:32:16,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:16,349 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477604763] [2021-10-11 00:32:16,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:16,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:16,470 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477604763] [2021-10-11 00:32:16,470 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:16,470 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:32:16,471 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018837403] [2021-10-11 00:32:16,471 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:32:16,471 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:16,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:32:16,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:32:16,472 INFO L87 Difference]: Start difference. First operand 9242 states and 13057 transitions. Second operand 6 states. [2021-10-11 00:32:17,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:17,707 INFO L93 Difference]: Finished difference Result 18302 states and 26948 transitions. [2021-10-11 00:32:17,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:32:17,708 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 113 [2021-10-11 00:32:17,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:17,725 INFO L225 Difference]: With dead ends: 18302 [2021-10-11 00:32:17,725 INFO L226 Difference]: Without dead ends: 10834 [2021-10-11 00:32:17,737 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:32:17,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10834 states. [2021-10-11 00:32:18,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10834 to 8378. [2021-10-11 00:32:18,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8378 states. [2021-10-11 00:32:18,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8378 states to 8378 states and 11987 transitions. [2021-10-11 00:32:18,560 INFO L78 Accepts]: Start accepts. Automaton has 8378 states and 11987 transitions. Word has length 113 [2021-10-11 00:32:18,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:18,560 INFO L481 AbstractCegarLoop]: Abstraction has 8378 states and 11987 transitions. [2021-10-11 00:32:18,560 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:32:18,560 INFO L276 IsEmpty]: Start isEmpty. Operand 8378 states and 11987 transitions. [2021-10-11 00:32:18,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-10-11 00:32:18,566 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:18,567 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:18,567 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-11 00:32:18,567 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:18,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:18,568 INFO L82 PathProgramCache]: Analyzing trace with hash -816153775, now seen corresponding path program 1 times [2021-10-11 00:32:18,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:18,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096284995] [2021-10-11 00:32:18,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:18,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:18,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:18,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096284995] [2021-10-11 00:32:18,651 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:18,651 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:32:18,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097958445] [2021-10-11 00:32:18,652 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:32:18,652 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:18,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:32:18,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:32:18,653 INFO L87 Difference]: Start difference. First operand 8378 states and 11987 transitions. Second operand 3 states. [2021-10-11 00:32:19,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:19,668 INFO L93 Difference]: Finished difference Result 18958 states and 28669 transitions. [2021-10-11 00:32:19,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:32:19,670 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2021-10-11 00:32:19,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:19,683 INFO L225 Difference]: With dead ends: 18958 [2021-10-11 00:32:19,683 INFO L226 Difference]: Without dead ends: 13668 [2021-10-11 00:32:19,688 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 [2021-10-11 00:32:19,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13668 states. [2021-10-11 00:32:20,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13668 to 13630. [2021-10-11 00:32:20,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13630 states. [2021-10-11 00:32:20,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13630 states to 13630 states and 20039 transitions. [2021-10-11 00:32:20,713 INFO L78 Accepts]: Start accepts. Automaton has 13630 states and 20039 transitions. Word has length 113 [2021-10-11 00:32:20,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:20,713 INFO L481 AbstractCegarLoop]: Abstraction has 13630 states and 20039 transitions. [2021-10-11 00:32:20,713 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:32:20,713 INFO L276 IsEmpty]: Start isEmpty. Operand 13630 states and 20039 transitions. [2021-10-11 00:32:20,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-10-11 00:32:20,719 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:20,719 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:20,719 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-11 00:32:20,719 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:20,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:20,720 INFO L82 PathProgramCache]: Analyzing trace with hash 1215309840, now seen corresponding path program 1 times [2021-10-11 00:32:20,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:20,720 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84800881] [2021-10-11 00:32:20,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:20,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:20,805 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84800881] [2021-10-11 00:32:20,805 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:20,805 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:32:20,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968976300] [2021-10-11 00:32:20,806 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:32:20,806 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:20,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:32:20,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:32:20,807 INFO L87 Difference]: Start difference. First operand 13630 states and 20039 transitions. Second operand 5 states. [2021-10-11 00:32:22,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:22,044 INFO L93 Difference]: Finished difference Result 26154 states and 38816 transitions. [2021-10-11 00:32:22,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:32:22,045 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 113 [2021-10-11 00:32:22,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:22,066 INFO L225 Difference]: With dead ends: 26154 [2021-10-11 00:32:22,067 INFO L226 Difference]: Without dead ends: 13630 [2021-10-11 00:32:22,077 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 00:32:22,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13630 states. [2021-10-11 00:32:23,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13630 to 13630. [2021-10-11 00:32:23,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13630 states. [2021-10-11 00:32:23,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13630 states to 13630 states and 19805 transitions. [2021-10-11 00:32:23,417 INFO L78 Accepts]: Start accepts. Automaton has 13630 states and 19805 transitions. Word has length 113 [2021-10-11 00:32:23,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:23,417 INFO L481 AbstractCegarLoop]: Abstraction has 13630 states and 19805 transitions. [2021-10-11 00:32:23,417 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:32:23,417 INFO L276 IsEmpty]: Start isEmpty. Operand 13630 states and 19805 transitions. [2021-10-11 00:32:23,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-10-11 00:32:23,423 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:23,423 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:23,423 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-11 00:32:23,423 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:23,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:23,424 INFO L82 PathProgramCache]: Analyzing trace with hash -403834699, now seen corresponding path program 1 times [2021-10-11 00:32:23,424 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:23,424 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067721203] [2021-10-11 00:32:23,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:23,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:23,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:23,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067721203] [2021-10-11 00:32:23,619 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:23,619 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-11 00:32:23,619 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194030808] [2021-10-11 00:32:23,620 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-10-11 00:32:23,620 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:23,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-11 00:32:23,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:32:23,621 INFO L87 Difference]: Start difference. First operand 13630 states and 19805 transitions. Second operand 8 states. [2021-10-11 00:32:25,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:25,011 INFO L93 Difference]: Finished difference Result 24903 states and 36913 transitions. [2021-10-11 00:32:25,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:32:25,012 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 113 [2021-10-11 00:32:25,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:25,026 INFO L225 Difference]: With dead ends: 24903 [2021-10-11 00:32:25,026 INFO L226 Difference]: Without dead ends: 13632 [2021-10-11 00:32:25,036 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-10-11 00:32:25,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13632 states. [2021-10-11 00:32:26,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13632 to 13630. [2021-10-11 00:32:26,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13630 states. [2021-10-11 00:32:26,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13630 states to 13630 states and 19715 transitions. [2021-10-11 00:32:26,214 INFO L78 Accepts]: Start accepts. Automaton has 13630 states and 19715 transitions. Word has length 113 [2021-10-11 00:32:26,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:26,214 INFO L481 AbstractCegarLoop]: Abstraction has 13630 states and 19715 transitions. [2021-10-11 00:32:26,214 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-10-11 00:32:26,214 INFO L276 IsEmpty]: Start isEmpty. Operand 13630 states and 19715 transitions. [2021-10-11 00:32:26,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-10-11 00:32:26,218 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:26,219 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:26,219 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-10-11 00:32:26,219 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:26,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:26,219 INFO L82 PathProgramCache]: Analyzing trace with hash 1910968843, now seen corresponding path program 1 times [2021-10-11 00:32:26,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:26,219 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282876566] [2021-10-11 00:32:26,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:26,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:32:27,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:32:27,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282876566] [2021-10-11 00:32:27,141 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:32:27,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-10-11 00:32:27,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328898159] [2021-10-11 00:32:27,142 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-10-11 00:32:27,142 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:32:27,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-10-11 00:32:27,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2021-10-11 00:32:27,144 INFO L87 Difference]: Start difference. First operand 13630 states and 19715 transitions. Second operand 21 states. [2021-10-11 00:32:27,715 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2021-10-11 00:32:27,876 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2021-10-11 00:32:28,213 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2021-10-11 00:32:28,432 WARN L197 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 62 [2021-10-11 00:32:28,717 WARN L197 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 71 [2021-10-11 00:32:28,988 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2021-10-11 00:32:29,537 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2021-10-11 00:32:35,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:32:35,291 INFO L93 Difference]: Finished difference Result 48515 states and 72431 transitions. [2021-10-11 00:32:35,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-11 00:32:35,292 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 113 [2021-10-11 00:32:35,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:32:35,342 INFO L225 Difference]: With dead ends: 48515 [2021-10-11 00:32:35,342 INFO L226 Difference]: Without dead ends: 43665 [2021-10-11 00:32:35,351 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=285, Invalid=975, Unknown=0, NotChecked=0, Total=1260 [2021-10-11 00:32:35,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43665 states. [2021-10-11 00:32:37,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43665 to 14193. [2021-10-11 00:32:37,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14193 states. [2021-10-11 00:32:37,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14193 states to 14193 states and 20387 transitions. [2021-10-11 00:32:37,472 INFO L78 Accepts]: Start accepts. Automaton has 14193 states and 20387 transitions. Word has length 113 [2021-10-11 00:32:37,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:32:37,472 INFO L481 AbstractCegarLoop]: Abstraction has 14193 states and 20387 transitions. [2021-10-11 00:32:37,472 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2021-10-11 00:32:37,473 INFO L276 IsEmpty]: Start isEmpty. Operand 14193 states and 20387 transitions. [2021-10-11 00:32:37,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-10-11 00:32:37,479 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:32:37,480 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:32:37,480 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-11 00:32:37,480 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:32:37,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:32:37,480 INFO L82 PathProgramCache]: Analyzing trace with hash 655744324, now seen corresponding path program 1 times [2021-10-11 00:32:37,481 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:32:37,481 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621125696] [2021-10-11 00:32:37,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:32:37,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:32:37,548 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:32:37,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:32:37,622 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:32:37,702 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:32:37,703 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-10-11 00:32:37,703 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-10-11 00:32:37,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:32:37 BoogieIcfgContainer [2021-10-11 00:32:37,891 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:32:37,891 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:32:37,891 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:32:37,892 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:32:37,892 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:32:01" (3/4) ... [2021-10-11 00:32:37,894 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-11 00:32:38,117 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e940baeb-8b4e-4a17-8e62-4c318adb5d14/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:32:38,117 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:32:38,118 INFO L168 Benchmark]: Toolchain (without parser) took 38816.77 ms. Allocated memory was 117.4 MB in the beginning and 3.8 GB in the end (delta: 3.7 GB). Free memory was 79.8 MB in the beginning and 2.0 GB in the end (delta: -2.0 GB). Peak memory consumption was 1.7 GB. Max. memory is 16.1 GB. [2021-10-11 00:32:38,119 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 117.4 MB. Free memory is still 97.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:32:38,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.97 ms. Allocated memory is still 117.4 MB. Free memory was 79.6 MB in the beginning and 81.3 MB in the end (delta: -1.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:38,120 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.71 ms. Allocated memory is still 117.4 MB. Free memory was 81.3 MB in the beginning and 77.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:38,120 INFO L168 Benchmark]: Boogie Preprocessor took 97.85 ms. Allocated memory is still 117.4 MB. Free memory was 77.5 MB in the beginning and 74.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:38,120 INFO L168 Benchmark]: RCFGBuilder took 1036.81 ms. Allocated memory was 117.4 MB in the beginning and 167.8 MB in the end (delta: 50.3 MB). Free memory was 74.9 MB in the beginning and 81.6 MB in the end (delta: -6.7 MB). Peak memory consumption was 52.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:38,121 INFO L168 Benchmark]: TraceAbstraction took 36678.25 ms. Allocated memory was 167.8 MB in the beginning and 3.8 GB in the end (delta: 3.6 GB). Free memory was 80.5 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 1.6 GB. Max. memory is 16.1 GB. [2021-10-11 00:32:38,121 INFO L168 Benchmark]: Witness Printer took 226.47 ms. Allocated memory is still 3.8 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:38,123 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 117.4 MB. Free memory is still 97.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 677.97 ms. Allocated memory is still 117.4 MB. Free memory was 79.6 MB in the beginning and 81.3 MB in the end (delta: -1.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 92.71 ms. Allocated memory is still 117.4 MB. Free memory was 81.3 MB in the beginning and 77.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 97.85 ms. Allocated memory is still 117.4 MB. Free memory was 77.5 MB in the beginning and 74.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1036.81 ms. Allocated memory was 117.4 MB in the beginning and 167.8 MB in the end (delta: 50.3 MB). Free memory was 74.9 MB in the beginning and 81.6 MB in the end (delta: -6.7 MB). Peak memory consumption was 52.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 36678.25 ms. Allocated memory was 167.8 MB in the beginning and 3.8 GB in the end (delta: 3.6 GB). Free memory was 80.5 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 1.6 GB. Max. memory is 16.1 GB. * Witness Printer took 226.47 ms. Allocated memory is still 3.8 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 541]: a call to reach_error is reachable a call to reach_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] char id2 = '\x0'; [L50] unsigned char r2 = '\x0'; [L51] char st2 = '\x0'; [L52] char nl2 = '\x0'; [L53] char m2 = '\x0'; [L54] char max2 = '\x0'; [L55] _Bool mode2 = 0; [L56] char id3 = '\x0'; [L57] unsigned char r3 = '\x0'; [L58] char st3 = '\x0'; [L59] char nl3 = '\x0'; [L60] char m3 = '\x0'; [L61] char max3 = '\x0'; [L62] _Bool mode3 = 0; [L66] void (*nodes[3])() = { &node1, &node2, &node3 }; [L70] int __return_1142; [L71] int __return_1270; [L72] int __return_1389; [L73] int __return_1499; VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=0, ep13=0, ep21=0, ep23=0, ep31=0, ep32=0, id1=0, id2=0, id3=0, m1=0, m2=0, m3=0, max1=0, max2=0, max3=0, 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] [L76] int main__c1; [L77] int main__i2; [L78] main__c1 = 0 [L79] ep12 = __VERIFIER_nondet_bool() [L80] ep13 = __VERIFIER_nondet_bool() [L81] ep21 = __VERIFIER_nondet_bool() [L82] ep23 = __VERIFIER_nondet_bool() [L83] ep31 = __VERIFIER_nondet_bool() [L84] ep32 = __VERIFIER_nondet_bool() [L85] id1 = __VERIFIER_nondet_char() [L86] r1 = __VERIFIER_nondet_uchar() [L87] st1 = __VERIFIER_nondet_char() [L88] nl1 = __VERIFIER_nondet_char() [L89] m1 = __VERIFIER_nondet_char() [L90] max1 = __VERIFIER_nondet_char() [L91] mode1 = __VERIFIER_nondet_bool() [L92] id2 = __VERIFIER_nondet_char() [L93] r2 = __VERIFIER_nondet_uchar() [L94] st2 = __VERIFIER_nondet_char() [L95] nl2 = __VERIFIER_nondet_char() [L96] m2 = __VERIFIER_nondet_char() [L97] max2 = __VERIFIER_nondet_char() [L98] mode2 = __VERIFIER_nondet_bool() [L99] id3 = __VERIFIER_nondet_char() [L100] r3 = __VERIFIER_nondet_uchar() [L101] st3 = __VERIFIER_nondet_char() [L102] nl3 = __VERIFIER_nondet_char() [L103] m3 = __VERIFIER_nondet_char() [L104] max3 = __VERIFIER_nondet_char() [L105] mode3 = __VERIFIER_nondet_bool() [L107] _Bool init__r121; [L108] _Bool init__r131; [L109] _Bool init__r211; [L110] _Bool init__r231; [L111] _Bool init__r311; [L112] _Bool init__r321; [L113] _Bool init__r122; [L114] int init__tmp; [L115] _Bool init__r132; [L116] int init__tmp___0; [L117] _Bool init__r212; [L118] int init__tmp___1; [L119] _Bool init__r232; [L120] int init__tmp___2; [L121] _Bool init__r312; [L122] int init__tmp___3; [L123] _Bool init__r322; [L124] int init__tmp___4; [L125] int init__tmp___5; [L126] init__r121 = ep12 [L127] init__r131 = ep13 [L128] init__r211 = ep21 [L129] init__r231 = ep23 [L130] init__r311 = ep31 [L131] init__r321 = ep32 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L132] COND TRUE !(init__r121 == 0) [L134] init__tmp = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L136] init__r122 = (_Bool)init__tmp VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L137] COND FALSE !(!(init__r131 == 0)) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L1617] COND TRUE !(init__r121 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L1619] COND TRUE !(ep23 == 0) [L1621] init__tmp___0 = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L141] init__r132 = (_Bool)init__tmp___0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L142] COND FALSE !(!(init__r211 == 0)) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L1594] COND TRUE !(init__r231 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L1596] COND TRUE !(ep31 == 0) [L1598] init__tmp___1 = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L146] init__r212 = (_Bool)init__tmp___1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L147] COND TRUE !(init__r231 == 0) [L149] init__tmp___2 = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L151] init__r232 = (_Bool)init__tmp___2 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L152] COND TRUE !(init__r311 == 0) [L154] init__tmp___3 = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L156] init__r312 = (_Bool)init__tmp___3 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L157] COND FALSE !(!(init__r321 == 0)) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L1525] COND TRUE !(init__r311 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L1527] COND TRUE !(ep12 == 0) [L1529] init__tmp___4 = 1 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L161] init__r322 = (_Bool)init__tmp___4 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L162] COND TRUE ((int)id1) != ((int)id2) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L164] COND TRUE ((int)id1) != ((int)id3) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L166] COND TRUE ((int)id2) != ((int)id3) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L168] COND TRUE ((int)id1) >= 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L170] COND TRUE ((int)id2) >= 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L172] COND TRUE ((int)id3) >= 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L174] COND TRUE ((int)r1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L176] COND TRUE ((int)r2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L178] COND TRUE ((int)r3) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L180] COND TRUE !(init__r122 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L182] COND TRUE !(init__r132 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L184] COND TRUE !(init__r212 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L186] COND TRUE !(init__r232 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L188] COND TRUE !(init__r312 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L190] COND TRUE !(init__r322 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L192] COND TRUE ((int)max1) == ((int)id1) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L194] COND TRUE ((int)max2) == ((int)id2) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L196] COND TRUE ((int)max3) == ((int)id3) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L198] COND TRUE ((int)st1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L200] COND TRUE ((int)st2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L202] COND TRUE ((int)st3) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L204] COND TRUE ((int)nl1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L206] COND TRUE ((int)nl2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L208] COND TRUE ((int)nl3) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L210] COND TRUE ((int)mode1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L212] COND TRUE ((int)mode2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L214] COND TRUE ((int)mode3) == 0 [L216] init__tmp___5 = 1 [L217] __return_1142 = init__tmp___5 [L218] main__i2 = __return_1142 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, 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] [L219] COND TRUE main__i2 != 0 [L221] p12_old = nomsg [L222] p12_new = nomsg [L223] p13_old = nomsg [L224] p13_new = nomsg [L225] p21_old = nomsg [L226] p21_new = nomsg [L227] p23_old = nomsg [L228] p23_new = nomsg [L229] p31_old = nomsg [L230] p31_new = nomsg [L231] p32_old = nomsg [L232] p32_new = nomsg [L233] main__i2 = 0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=0, mode3=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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L235] COND FALSE !(!(mode1 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=0, mode3=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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L241] COND TRUE ((int)r1) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=0, mode3=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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L243] COND TRUE !(ep12 == 0) [L245] int node1____CPAchecker_TMP_0; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=0, mode3=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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L246] COND TRUE max1 != nomsg VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=0, mode3=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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L248] COND TRUE p12_new == nomsg [L250] node1____CPAchecker_TMP_0 = max1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=0, mode3=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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L252] p12_new = node1____CPAchecker_TMP_0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=0, mode3=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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L254] COND FALSE !(!(ep13 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=0, mode3=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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L265] mode1 = 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=0, mode3=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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L267] COND FALSE !(!(mode2 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=0, mode3=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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L273] COND TRUE ((int)r2) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=0, mode3=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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L275] COND FALSE !(!(ep21 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=0, mode3=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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L286] COND TRUE !(ep23 == 0) [L288] int node2____CPAchecker_TMP_1; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=0, mode3=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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L289] COND TRUE max2 != nomsg VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=0, mode3=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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L291] COND TRUE p23_new == nomsg [L293] node2____CPAchecker_TMP_1 = max2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=0, mode3=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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L295] p23_new = node2____CPAchecker_TMP_1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=0, mode3=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=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] [L297] mode2 = 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=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] [L299] COND FALSE !(!(mode3 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=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] [L305] COND TRUE ((int)r3) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=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] [L307] COND TRUE !(ep31 == 0) [L309] int node3____CPAchecker_TMP_0; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=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] [L310] COND TRUE max3 != nomsg VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=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] [L312] COND TRUE p31_new == nomsg [L314] node3____CPAchecker_TMP_0 = max3 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=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] [L316] p31_new = node3____CPAchecker_TMP_0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=6, p23_old=-1, p31=0, p31_new=0, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L318] COND FALSE !(!(ep32 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=6, p23_old=-1, p31=0, p31_new=0, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L329] mode3 = 1 [L330] p12_old = p12_new [L331] p12_new = nomsg [L332] p13_old = p13_new [L333] p13_new = nomsg [L334] p21_old = p21_new [L335] p21_new = nomsg [L336] p23_old = p23_new [L337] p23_new = nomsg [L338] p31_old = p31_new [L339] p31_new = nomsg [L340] p32_old = p32_new [L341] p32_new = nomsg [L343] int check__tmp; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L344] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L346] COND TRUE (((int)st1) + ((int)nl1)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L348] COND TRUE (((int)st2) + ((int)nl2)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L350] COND TRUE (((int)st3) + ((int)nl3)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L352] COND FALSE !(((int)r1) >= 2) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L358] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L360] COND TRUE ((int)r1) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L362] COND FALSE !(((int)r1) >= 2) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L368] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L370] COND TRUE ((int)r1) < 2 [L372] check__tmp = 1 [L373] __return_1270 = check__tmp [L374] main__c1 = __return_1270 [L376] _Bool __tmp_1; [L377] __tmp_1 = main__c1 [L378] _Bool assert__arg; [L379] assert__arg = __tmp_1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L380] COND FALSE !(assert__arg == 0) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L387] COND TRUE !(mode1 == 0) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L389] COND FALSE !(r1 == 255) [L395] r1 = r1 + 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L396] COND FALSE !(!(ep21 == 0)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=-2, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L404] COND TRUE !(ep31 == 0) [L406] m1 = p31_old [L407] p31_old = nomsg VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, r3=0, st1=0, st2=0, st3=0] [L408] COND FALSE !(((int)m1) > ((int)max1)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, r3=0, st1=0, st2=0, st3=0] [L412] COND TRUE ((int)r1) == 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, r3=0, st1=0, st2=0, st3=0] [L414] COND TRUE ((int)max1) == ((int)id1) [L416] st1 = 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=1, mode2=1, mode3=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=0, r3=0, st1=1, st2=0, st3=0] [L418] mode1 = 0 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=1, mode3=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=0, r3=0, st1=1, st2=0, st3=0] [L420] COND TRUE !(mode2 == 0) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=1, mode3=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=0, r3=0, st1=1, st2=0, st3=0] [L422] COND FALSE !(r2 == 255) [L428] r2 = r2 + 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=0, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=1, mode3=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] [L429] COND TRUE !(ep12 == 0) [L431] m2 = p12_old [L432] p12_old = nomsg VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=1, mode3=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] [L433] COND FALSE !(((int)m2) > ((int)max2)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=1, mode3=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] [L437] COND FALSE !(!(ep32 == 0)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=1, mode3=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] [L445] COND FALSE !(((int)r2) == 2) [L451] mode2 = 0 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=0, mode3=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] [L453] COND TRUE !(mode3 == 0) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=0, mode3=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] [L455] COND FALSE !(r3 == 255) [L461] r3 = r3 + 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=0, mode3=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=1, st1=1, st2=0, st3=0] [L462] COND FALSE !(!(ep13 == 0)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=-3, max1=1, max2=6, max3=0, mode1=0, mode2=0, mode3=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=1, st1=1, st2=0, st3=0] [L470] COND TRUE !(ep23 == 0) [L472] m3 = p23_old [L473] p23_old = nomsg VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=6, max1=1, max2=6, max3=0, mode1=0, mode2=0, mode3=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=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L474] COND TRUE ((int)m3) > ((int)max3) [L476] max3 = m3 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=6, max1=1, max2=6, max3=6, mode1=0, mode2=0, mode3=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=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L478] COND FALSE !(((int)r3) == 2) [L484] mode3 = 0 [L485] p12_old = p12_new [L486] p12_new = nomsg [L487] p13_old = p13_new [L488] p13_new = nomsg [L489] p21_old = p21_new [L490] p21_new = nomsg [L491] p23_old = p23_new [L492] p23_new = nomsg [L493] p31_old = p31_new [L494] p31_new = nomsg [L495] p32_old = p32_new [L496] p32_new = nomsg [L498] int check__tmp; VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=6, max1=1, max2=6, max3=6, mode1=0, mode2=0, mode3=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] [L499] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=6, max1=1, max2=6, max3=6, mode1=0, mode2=0, mode3=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] [L501] COND TRUE (((int)st1) + ((int)nl1)) <= 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=6, max1=1, max2=6, max3=6, mode1=0, mode2=0, mode3=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] [L503] COND TRUE (((int)st2) + ((int)nl2)) <= 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=6, max1=1, max2=6, max3=6, mode1=0, mode2=0, mode3=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] [L505] COND TRUE (((int)st3) + ((int)nl3)) <= 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=6, max1=1, max2=6, max3=6, mode1=0, mode2=0, mode3=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] [L507] COND FALSE !(((int)r1) >= 2) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=6, max1=1, max2=6, max3=6, mode1=0, mode2=0, mode3=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] [L513] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) == 0) [L1095] check__tmp = 0 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=6, max1=1, max2=6, max3=6, mode1=0, mode2=0, mode3=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] [L531] __return_1389 = check__tmp [L532] main__c1 = __return_1389 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=6, max1=1, max2=6, max3=6, mode1=0, mode2=0, mode3=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] [L535] _Bool __tmp_2; [L536] __tmp_2 = main__c1 [L537] _Bool assert__arg; [L538] assert__arg = __tmp_2 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=6, max1=1, max2=6, max3=6, mode1=0, mode2=0, mode3=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] [L539] COND TRUE assert__arg == 0 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=6, max1=1, max2=6, max3=6, mode1=0, mode2=0, mode3=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] [L541] reach_error() VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_main=0, ep12=1, ep13=0, ep21=0, ep23=1, ep31=1, ep32=0, id1=1, id2=6, id3=0, m1=0, m2=1, m3=6, max1=1, max2=6, max3=6, mode1=0, mode2=0, mode3=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, 224 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 36.4s, OverallIterations: 22, TraceHistogramMax: 1, AutomataDifference: 19.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 8928 SDtfs, 11269 SDslu, 13707 SDs, 0 SdLazy, 3150 SolverSat, 185 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 130 GetRequests, 40 SyntacticMatches, 1 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14193occurred in iteration=21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 12.0s AutomataMinimizationTime, 21 MinimizatonAttempts, 35928 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 2311 NumberOfCodeBlocks, 2311 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 2177 ConstructedInterpolants, 0 QuantifiedInterpolants, 948463 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 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...