./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+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1ff58f1cd08001da75715c1cde6622bae00f9b62 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.2.1-dev-4e77c04 [2021-10-13 06:56:17,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:56:17,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:56:17,642 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:56:17,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:56:17,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:56:17,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:56:17,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:56:17,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:56:17,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:56:17,653 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:56:17,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:56:17,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:56:17,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:56:17,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:56:17,660 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:56:17,661 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:56:17,662 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:56:17,664 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:56:17,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:56:17,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:56:17,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:56:17,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:56:17,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:56:17,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:56:17,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:56:17,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:56:17,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:56:17,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:56:17,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:56:17,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:56:17,682 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:56:17,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:56:17,684 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:56:17,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:56:17,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:56:17,687 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:56:17,687 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:56:17,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:56:17,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:56:17,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:56:17,691 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 06:56:17,734 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:56:17,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:56:17,737 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:56:17,737 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:56:17,737 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:56:17,738 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:56:17,738 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 06:56:17,741 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:56:17,741 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:56:17,741 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 06:56:17,741 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 06:56:17,742 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:56:17,742 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 06:56:17,742 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 06:56:17,742 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 06:56:17,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:56:17,743 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:56:17,744 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:56:17,744 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:56:17,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:56:17,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:56:17,744 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:56:17,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:56:17,745 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:56:17,745 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:56:17,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:56:17,745 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:56:17,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:56:17,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:56:17,746 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:56:17,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:56:17,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:56:17,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:56:17,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:56:17,747 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 06:56:17,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 06:56:17,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:56:17,748 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:56:17,748 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:56:17,748 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ff58f1cd08001da75715c1cde6622bae00f9b62 [2021-10-13 06:56:18,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:56:18,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:56:18,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:56:18,085 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:56:18,086 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:56:18,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2021-10-13 06:56:18,183 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8/data/c871438a7/7de46a5c20324fb6984d8aada28f8985/FLAGeed360731 [2021-10-13 06:56:18,707 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:56:18,708 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2021-10-13 06:56:18,726 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8/data/c871438a7/7de46a5c20324fb6984d8aada28f8985/FLAGeed360731 [2021-10-13 06:56:19,027 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8/data/c871438a7/7de46a5c20324fb6984d8aada28f8985 [2021-10-13 06:56:19,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:56:19,033 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:56:19,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:56:19,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:56:19,044 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:56:19,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:56:19" (1/1) ... [2021-10-13 06:56:19,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20b7316e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:19, skipping insertion in model container [2021-10-13 06:56:19,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:56:19" (1/1) ... [2021-10-13 06:56:19,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:56:19,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:56:19,437 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[9253,9266] [2021-10-13 06:56:19,466 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[11609,11622] [2021-10-13 06:56:19,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:56:19,583 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 06:56:19,708 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[9253,9266] [2021-10-13 06:56:19,731 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[11609,11622] [2021-10-13 06:56:19,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:56:19,792 INFO L208 MainTranslator]: Completed translation [2021-10-13 06:56:19,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:19 WrapperNode [2021-10-13 06:56:19,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:56:19,794 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 06:56:19,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 06:56:19,795 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 06:56:19,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:19" (1/1) ... [2021-10-13 06:56:19,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:19" (1/1) ... [2021-10-13 06:56:19,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 06:56:19,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 06:56:19,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 06:56:19,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 06:56:19,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:19" (1/1) ... [2021-10-13 06:56:19,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:19" (1/1) ... [2021-10-13 06:56:19,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:19" (1/1) ... [2021-10-13 06:56:19,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:19" (1/1) ... [2021-10-13 06:56:20,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:19" (1/1) ... [2021-10-13 06:56:20,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:19" (1/1) ... [2021-10-13 06:56:20,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:19" (1/1) ... [2021-10-13 06:56:20,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 06:56:20,069 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 06:56:20,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 06:56:20,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 06:56:20,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:19" (1/1) ... [2021-10-13 06:56:20,086 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:56:20,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:56:20,110 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 06:56:20,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 06:56:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 06:56:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 06:56:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 06:56:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 06:56:22,425 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 06:56:22,426 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 06:56:22,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:56:22 BoogieIcfgContainer [2021-10-13 06:56:22,430 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 06:56:22,434 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 06:56:22,435 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 06:56:22,457 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 06:56:22,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:56:19" (1/3) ... [2021-10-13 06:56:22,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d818e3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:56:22, skipping insertion in model container [2021-10-13 06:56:22,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:19" (2/3) ... [2021-10-13 06:56:22,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d818e3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:56:22, skipping insertion in model container [2021-10-13 06:56:22,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:56:22" (3/3) ... [2021-10-13 06:56:22,462 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2021-10-13 06:56:22,474 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 06:56:22,474 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-13 06:56:22,528 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 06:56:22,542 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 06:56:22,544 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-13 06:56:22,578 INFO L276 IsEmpty]: Start isEmpty. Operand has 171 states, 168 states have (on average 1.7857142857142858) internal successors, (300), 170 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:22,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-13 06:56:22,594 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:56:22,595 INFO L512 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] [2021-10-13 06:56:22,595 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:56:22,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:56:22,607 INFO L82 PathProgramCache]: Analyzing trace with hash -1777152649, now seen corresponding path program 1 times [2021-10-13 06:56:22,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:56:22,643 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960148866] [2021-10-13 06:56:22,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:56:22,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:56:23,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:56:23,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:56:23,638 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:56:23,639 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960148866] [2021-10-13 06:56:23,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960148866] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:56:23,640 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:56:23,641 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 06:56:23,643 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453174106] [2021-10-13 06:56:23,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:56:23,650 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:56:23,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:56:23,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:56:23,670 INFO L87 Difference]: Start difference. First operand has 171 states, 168 states have (on average 1.7857142857142858) internal successors, (300), 170 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:23,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:56:23,867 INFO L93 Difference]: Finished difference Result 396 states and 688 transitions. [2021-10-13 06:56:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:56:23,869 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-10-13 06:56:23,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:56:23,885 INFO L225 Difference]: With dead ends: 396 [2021-10-13 06:56:23,886 INFO L226 Difference]: Without dead ends: 281 [2021-10-13 06:56:23,890 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 80.1ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:56:23,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2021-10-13 06:56:23,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 264. [2021-10-13 06:56:23,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 262 states have (on average 1.3549618320610688) internal successors, (355), 263 states have internal predecessors, (355), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:23,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 355 transitions. [2021-10-13 06:56:23,990 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 355 transitions. Word has length 73 [2021-10-13 06:56:23,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:56:23,991 INFO L470 AbstractCegarLoop]: Abstraction has 264 states and 355 transitions. [2021-10-13 06:56:23,991 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:23,992 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 355 transitions. [2021-10-13 06:56:24,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-10-13 06:56:24,005 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:56:24,005 INFO L512 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] [2021-10-13 06:56:24,006 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 06:56:24,006 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:56:24,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:56:24,011 INFO L82 PathProgramCache]: Analyzing trace with hash 1354537119, now seen corresponding path program 1 times [2021-10-13 06:56:24,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:56:24,012 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532118718] [2021-10-13 06:56:24,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:56:24,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:56:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:56:24,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:56:24,267 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:56:24,267 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532118718] [2021-10-13 06:56:24,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532118718] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:56:24,268 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:56:24,269 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 06:56:24,269 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834806171] [2021-10-13 06:56:24,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:56:24,275 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:56:24,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:56:24,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:56:24,279 INFO L87 Difference]: Start difference. First operand 264 states and 355 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:24,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:56:24,507 INFO L93 Difference]: Finished difference Result 478 states and 648 transitions. [2021-10-13 06:56:24,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:56:24,508 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 76 [2021-10-13 06:56:24,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:56:24,512 INFO L225 Difference]: With dead ends: 478 [2021-10-13 06:56:24,512 INFO L226 Difference]: Without dead ends: 264 [2021-10-13 06:56:24,515 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 26.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:56:24,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2021-10-13 06:56:24,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 264. [2021-10-13 06:56:24,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 262 states have (on average 1.3282442748091603) internal successors, (348), 263 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:24,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 348 transitions. [2021-10-13 06:56:24,555 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 348 transitions. Word has length 76 [2021-10-13 06:56:24,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:56:24,556 INFO L470 AbstractCegarLoop]: Abstraction has 264 states and 348 transitions. [2021-10-13 06:56:24,557 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:24,557 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 348 transitions. [2021-10-13 06:56:24,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-10-13 06:56:24,560 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:56:24,560 INFO L512 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] [2021-10-13 06:56:24,561 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 06:56:24,561 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:56:24,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:56:24,562 INFO L82 PathProgramCache]: Analyzing trace with hash -1147616422, now seen corresponding path program 1 times [2021-10-13 06:56:24,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:56:24,563 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83636320] [2021-10-13 06:56:24,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:56:24,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:56:24,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:56:24,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:56:24,853 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:56:24,854 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83636320] [2021-10-13 06:56:24,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83636320] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:56:24,862 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:56:24,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 06:56:24,863 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644593812] [2021-10-13 06:56:24,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:56:24,865 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:56:24,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:56:24,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:56:24,866 INFO L87 Difference]: Start difference. First operand 264 states and 348 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:24,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:56:24,975 INFO L93 Difference]: Finished difference Result 514 states and 689 transitions. [2021-10-13 06:56:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:56:24,976 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 76 [2021-10-13 06:56:24,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:56:24,981 INFO L225 Difference]: With dead ends: 514 [2021-10-13 06:56:24,981 INFO L226 Difference]: Without dead ends: 362 [2021-10-13 06:56:24,985 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.3ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:56:24,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2021-10-13 06:56:25,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 345. [2021-10-13 06:56:25,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 343 states have (on average 1.3323615160349853) internal successors, (457), 344 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:25,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 457 transitions. [2021-10-13 06:56:25,041 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 457 transitions. Word has length 76 [2021-10-13 06:56:25,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:56:25,041 INFO L470 AbstractCegarLoop]: Abstraction has 345 states and 457 transitions. [2021-10-13 06:56:25,042 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:25,042 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 457 transitions. [2021-10-13 06:56:25,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-10-13 06:56:25,045 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:56:25,046 INFO L512 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] [2021-10-13 06:56:25,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 06:56:25,047 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:56:25,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:56:25,048 INFO L82 PathProgramCache]: Analyzing trace with hash -1688208704, now seen corresponding path program 1 times [2021-10-13 06:56:25,048 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:56:25,049 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143464884] [2021-10-13 06:56:25,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:56:25,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:56:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:56:25,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:56:25,402 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:56:25,408 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143464884] [2021-10-13 06:56:25,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143464884] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:56:25,409 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:56:25,409 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 06:56:25,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105843498] [2021-10-13 06:56:25,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:56:25,412 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:56:25,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:56:25,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:56:25,414 INFO L87 Difference]: Start difference. First operand 345 states and 457 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:25,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:56:25,519 INFO L93 Difference]: Finished difference Result 601 states and 814 transitions. [2021-10-13 06:56:25,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:56:25,520 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 76 [2021-10-13 06:56:25,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:56:25,524 INFO L225 Difference]: With dead ends: 601 [2021-10-13 06:56:25,525 INFO L226 Difference]: Without dead ends: 449 [2021-10-13 06:56:25,526 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 31.7ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:56:25,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449 states. [2021-10-13 06:56:25,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 381. [2021-10-13 06:56:25,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 381 states, 379 states have (on average 1.3324538258575198) internal successors, (505), 380 states have internal predecessors, (505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:25,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 505 transitions. [2021-10-13 06:56:25,577 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 505 transitions. Word has length 76 [2021-10-13 06:56:25,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:56:25,583 INFO L470 AbstractCegarLoop]: Abstraction has 381 states and 505 transitions. [2021-10-13 06:56:25,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:25,583 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 505 transitions. [2021-10-13 06:56:25,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-13 06:56:25,585 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:56:25,586 INFO L512 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] [2021-10-13 06:56:25,586 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 06:56:25,587 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:56:25,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:56:25,587 INFO L82 PathProgramCache]: Analyzing trace with hash -1970987665, now seen corresponding path program 1 times [2021-10-13 06:56:25,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:56:25,588 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244502548] [2021-10-13 06:56:25,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:56:25,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:56:25,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:56:25,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:56:25,862 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:56:25,863 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244502548] [2021-10-13 06:56:25,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244502548] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:56:25,863 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:56:25,864 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 06:56:25,864 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662877481] [2021-10-13 06:56:25,865 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:56:25,865 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:56:25,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:56:25,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:56:25,866 INFO L87 Difference]: Start difference. First operand 381 states and 505 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:26,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:56:26,051 INFO L93 Difference]: Finished difference Result 987 states and 1322 transitions. [2021-10-13 06:56:26,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:56:26,052 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-10-13 06:56:26,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:56:26,057 INFO L225 Difference]: With dead ends: 987 [2021-10-13 06:56:26,058 INFO L226 Difference]: Without dead ends: 688 [2021-10-13 06:56:26,059 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 29.6ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:56:26,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 688 states. [2021-10-13 06:56:26,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 688 to 671. [2021-10-13 06:56:26,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 671 states, 669 states have (on average 1.3423019431988041) internal successors, (898), 670 states have internal predecessors, (898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:26,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 671 states and 898 transitions. [2021-10-13 06:56:26,150 INFO L78 Accepts]: Start accepts. Automaton has 671 states and 898 transitions. Word has length 79 [2021-10-13 06:56:26,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:56:26,151 INFO L470 AbstractCegarLoop]: Abstraction has 671 states and 898 transitions. [2021-10-13 06:56:26,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:26,152 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 898 transitions. [2021-10-13 06:56:26,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-10-13 06:56:26,154 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:56:26,154 INFO L512 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] [2021-10-13 06:56:26,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 06:56:26,155 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:56:26,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:56:26,155 INFO L82 PathProgramCache]: Analyzing trace with hash 2068561301, now seen corresponding path program 1 times [2021-10-13 06:56:26,156 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:56:26,156 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447406119] [2021-10-13 06:56:26,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:56:26,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:56:26,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:56:26,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:56:26,240 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:56:26,240 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447406119] [2021-10-13 06:56:26,240 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447406119] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:56:26,241 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:56:26,241 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 06:56:26,241 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887539070] [2021-10-13 06:56:26,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:56:26,242 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:56:26,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:56:26,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:56:26,243 INFO L87 Difference]: Start difference. First operand 671 states and 898 transitions. Second operand has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:26,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:56:26,480 INFO L93 Difference]: Finished difference Result 1295 states and 1741 transitions. [2021-10-13 06:56:26,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:56:26,481 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2021-10-13 06:56:26,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:56:26,486 INFO L225 Difference]: With dead ends: 1295 [2021-10-13 06:56:26,487 INFO L226 Difference]: Without dead ends: 671 [2021-10-13 06:56:26,488 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:56:26,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 671 states. [2021-10-13 06:56:26,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 671 to 671. [2021-10-13 06:56:26,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 671 states, 669 states have (on average 1.3198804185351272) internal successors, (883), 670 states have internal predecessors, (883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:26,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 671 states and 883 transitions. [2021-10-13 06:56:26,606 INFO L78 Accepts]: Start accepts. Automaton has 671 states and 883 transitions. Word has length 82 [2021-10-13 06:56:26,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:56:26,606 INFO L470 AbstractCegarLoop]: Abstraction has 671 states and 883 transitions. [2021-10-13 06:56:26,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:56:26,607 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 883 transitions. [2021-10-13 06:56:26,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-10-13 06:56:26,608 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:56:26,609 INFO L512 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] [2021-10-13 06:56:26,609 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 06:56:26,609 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:56:26,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:56:26,610 INFO L82 PathProgramCache]: Analyzing trace with hash 1515633264, now seen corresponding path program 1 times [2021-10-13 06:56:26,610 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:56:26,610 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331418923] [2021-10-13 06:56:26,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:56:26,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:56:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 06:56:26,782 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 06:56:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 06:56:26,981 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-13 06:56:26,981 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-13 06:56:26,983 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:56:26,985 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:56:26,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 06:56:26,994 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 06:56:27,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 06:56:27 BoogieIcfgContainer [2021-10-13 06:56:27,201 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 06:56:27,201 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 06:56:27,201 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 06:56:27,202 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 06:56:27,202 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:56:22" (3/4) ... [2021-10-13 06:56:27,204 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-13 06:56:27,441 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 06:56:27,442 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 06:56:27,444 INFO L168 Benchmark]: Toolchain (without parser) took 8409.49 ms. Allocated memory was 107.0 MB in the beginning and 220.2 MB in the end (delta: 113.2 MB). Free memory was 63.2 MB in the beginning and 166.3 MB in the end (delta: -103.1 MB). Peak memory consumption was 94.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:56:27,444 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 107.0 MB. Free memory was 81.2 MB in the beginning and 81.2 MB in the end (delta: 50.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:56:27,445 INFO L168 Benchmark]: CACSL2BoogieTranslator took 753.38 ms. Allocated memory is still 107.0 MB. Free memory was 63.0 MB in the beginning and 65.8 MB in the end (delta: -2.7 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:56:27,445 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.40 ms. Allocated memory is still 107.0 MB. Free memory was 65.8 MB in the beginning and 61.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:56:27,446 INFO L168 Benchmark]: Boogie Preprocessor took 119.29 ms. Allocated memory is still 107.0 MB. Free memory was 61.6 MB in the beginning and 58.7 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:56:27,447 INFO L168 Benchmark]: RCFGBuilder took 2360.89 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 58.7 MB in the beginning and 40.4 MB in the end (delta: 18.3 MB). Peak memory consumption was 46.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:56:27,447 INFO L168 Benchmark]: TraceAbstraction took 4766.77 ms. Allocated memory was 130.0 MB in the beginning and 180.4 MB in the end (delta: 50.3 MB). Free memory was 40.3 MB in the beginning and 62.3 MB in the end (delta: -21.9 MB). Peak memory consumption was 28.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:56:27,448 INFO L168 Benchmark]: Witness Printer took 240.85 ms. Allocated memory was 180.4 MB in the beginning and 220.2 MB in the end (delta: 39.8 MB). Free memory was 62.3 MB in the beginning and 166.3 MB in the end (delta: -104.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-13 06:56:27,451 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 107.0 MB. Free memory was 81.2 MB in the beginning and 81.2 MB in the end (delta: 50.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 753.38 ms. Allocated memory is still 107.0 MB. Free memory was 63.0 MB in the beginning and 65.8 MB in the end (delta: -2.7 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 154.40 ms. Allocated memory is still 107.0 MB. Free memory was 65.8 MB in the beginning and 61.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 119.29 ms. Allocated memory is still 107.0 MB. Free memory was 61.6 MB in the beginning and 58.7 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2360.89 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 58.7 MB in the beginning and 40.4 MB in the end (delta: 18.3 MB). Peak memory consumption was 46.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4766.77 ms. Allocated memory was 130.0 MB in the beginning and 180.4 MB in the end (delta: 50.3 MB). Free memory was 40.3 MB in the beginning and 62.3 MB in the end (delta: -21.9 MB). Peak memory consumption was 28.4 MB. Max. memory is 16.1 GB. * Witness Printer took 240.85 ms. Allocated memory was 180.4 MB in the beginning and 220.2 MB in the end (delta: 39.8 MB). Free memory was 62.3 MB in the beginning and 166.3 MB in the end (delta: -104.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 529]: 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_1696; [L73] int __return_1389; [L74] int __return_1499; [L77] int main__c1; [L78] int main__i2; [L79] main__c1 = 0 [L80] ep12 = __VERIFIER_nondet_bool() [L81] ep13 = __VERIFIER_nondet_bool() [L82] ep21 = __VERIFIER_nondet_bool() [L83] ep23 = __VERIFIER_nondet_bool() [L84] ep31 = __VERIFIER_nondet_bool() [L85] ep32 = __VERIFIER_nondet_bool() [L86] id1 = __VERIFIER_nondet_char() [L87] r1 = __VERIFIER_nondet_uchar() [L88] st1 = __VERIFIER_nondet_char() [L89] nl1 = __VERIFIER_nondet_char() [L90] m1 = __VERIFIER_nondet_char() [L91] max1 = __VERIFIER_nondet_char() [L92] mode1 = __VERIFIER_nondet_bool() [L93] id2 = __VERIFIER_nondet_char() [L94] r2 = __VERIFIER_nondet_uchar() [L95] st2 = __VERIFIER_nondet_char() [L96] nl2 = __VERIFIER_nondet_char() [L97] m2 = __VERIFIER_nondet_char() [L98] max2 = __VERIFIER_nondet_char() [L99] mode2 = __VERIFIER_nondet_bool() [L100] id3 = __VERIFIER_nondet_char() [L101] r3 = __VERIFIER_nondet_uchar() [L102] st3 = __VERIFIER_nondet_char() [L103] nl3 = __VERIFIER_nondet_char() [L104] m3 = __VERIFIER_nondet_char() [L105] max3 = __VERIFIER_nondet_char() [L106] mode3 = __VERIFIER_nondet_bool() [L108] _Bool init__r121; [L109] _Bool init__r131; [L110] _Bool init__r211; [L111] _Bool init__r231; [L112] _Bool init__r311; [L113] _Bool init__r321; [L114] _Bool init__r122; [L115] int init__tmp; [L116] _Bool init__r132; [L117] int init__tmp___0; [L118] _Bool init__r212; [L119] int init__tmp___1; [L120] _Bool init__r232; [L121] int init__tmp___2; [L122] _Bool init__r312; [L123] int init__tmp___3; [L124] _Bool init__r322; [L125] int init__tmp___4; [L126] int init__tmp___5; [L127] init__r121 = ep12 [L128] init__r131 = ep13 [L129] init__r211 = ep21 [L130] init__r231 = ep23 [L131] init__r311 = ep31 [L132] init__r321 = ep32 [L133] COND FALSE !(!(init__r121 == 0)) [L1835] COND TRUE !(init__r131 == 0) [L1837] COND TRUE !(ep32 == 0) [L1839] init__tmp = 1 [L137] init__r122 = (_Bool)init__tmp [L138] COND TRUE !(init__r131 == 0) [L140] init__tmp___0 = 1 [L142] init__r132 = (_Bool)init__tmp___0 [L143] COND TRUE !(init__r211 == 0) [L145] init__tmp___1 = 1 [L147] init__r212 = (_Bool)init__tmp___1 [L148] COND FALSE !(!(init__r231 == 0)) [L1766] COND TRUE !(init__r211 == 0) [L1768] COND TRUE !(ep13 == 0) [L1770] init__tmp___2 = 1 [L152] init__r232 = (_Bool)init__tmp___2 [L153] COND FALSE !(!(init__r311 == 0)) [L1743] COND TRUE !(init__r321 == 0) [L1745] COND TRUE !(ep21 == 0) [L1747] init__tmp___3 = 1 [L157] init__r312 = (_Bool)init__tmp___3 [L158] COND TRUE !(init__r321 == 0) [L160] init__tmp___4 = 1 [L162] init__r322 = (_Bool)init__tmp___4 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L163] COND TRUE ((int)id1) != ((int)id2) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L165] COND TRUE ((int)id1) != ((int)id3) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L167] COND TRUE ((int)id2) != ((int)id3) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L169] COND TRUE ((int)id1) >= 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L171] COND TRUE ((int)id2) >= 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L173] COND TRUE ((int)id3) >= 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L175] COND TRUE ((int)r1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, st1=0, st2=0, st3=0] [L177] COND TRUE ((int)r2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, st1=0, st2=0, st3=0] [L179] COND TRUE ((int)r3) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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] [L181] COND TRUE !(init__r122 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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] [L183] COND TRUE !(init__r132 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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] [L185] COND TRUE !(init__r212 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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] [L187] COND TRUE !(init__r232 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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] [L189] COND TRUE !(init__r312 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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] [L191] COND TRUE !(init__r322 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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] [L193] COND TRUE ((int)max1) == ((int)id1) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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] [L195] COND TRUE ((int)max2) == ((int)id2) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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] [L197] COND TRUE ((int)max3) == ((int)id3) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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] [L199] COND TRUE ((int)st1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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] [L201] COND TRUE ((int)st2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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] [L203] COND TRUE ((int)st3) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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] [L205] COND TRUE ((int)nl1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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] [L207] COND TRUE ((int)nl2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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] [L209] COND TRUE ((int)nl3) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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] [L211] COND TRUE ((int)mode1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, mode1=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L213] COND TRUE ((int)mode2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, mode1=0, mode2=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L215] COND TRUE ((int)mode3) == 0 [L217] init__tmp___5 = 1 [L218] __return_1142 = init__tmp___5 [L219] main__i2 = __return_1142 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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] [L220] COND TRUE main__i2 != 0 [L222] p12_old = nomsg [L223] p12_new = nomsg [L224] p13_old = nomsg [L225] p13_new = nomsg [L226] p21_old = nomsg [L227] p21_new = nomsg [L228] p23_old = nomsg [L229] p23_new = nomsg [L230] p31_old = nomsg [L231] p31_new = nomsg [L232] p32_old = nomsg [L233] p32_new = nomsg [L234] main__i2 = 0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, 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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L236] COND FALSE !(!(mode1 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, 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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L242] COND TRUE ((int)r1) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, 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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L244] COND FALSE !(!(ep12 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, 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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L255] COND TRUE !(ep13 == 0) [L257] int node1____CPAchecker_TMP_1; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, 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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L258] COND TRUE max1 != nomsg VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, 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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L260] COND TRUE p13_new == nomsg [L262] node1____CPAchecker_TMP_1 = max1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, 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=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L264] p13_new = node1____CPAchecker_TMP_1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, 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=7, 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] [L266] mode1 = 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L268] COND FALSE !(!(mode2 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, 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] [L274] COND TRUE ((int)r2) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, 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] [L276] COND TRUE !(ep21 == 0) [L278] int node2____CPAchecker_TMP_0; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, 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] [L279] COND TRUE max2 != nomsg VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, 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] [L281] COND TRUE p21_new == nomsg [L283] node2____CPAchecker_TMP_0 = max2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, 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] [L285] p21_new = node2____CPAchecker_TMP_0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p13_old=-1, p21=0, p21_new=0, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L287] COND FALSE !(!(ep23 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p13_old=-1, p21=0, p21_new=0, 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] [L298] mode2 = 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p13_old=-1, p21=0, p21_new=0, 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] [L300] COND FALSE !(!(mode3 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p13_old=-1, p21=0, p21_new=0, 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] [L306] COND TRUE ((int)r3) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p13_old=-1, p21=0, p21_new=0, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L308] COND FALSE !(!(ep31 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p13_old=-1, p21=0, p21_new=0, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L319] COND TRUE !(ep32 == 0) [L321] int node3____CPAchecker_TMP_1; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p13_old=-1, p21=0, p21_new=0, 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] [L322] COND TRUE max3 != nomsg VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p13_old=-1, p21=0, p21_new=0, 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] [L324] COND TRUE p32_new == nomsg [L326] node3____CPAchecker_TMP_1 = max3 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p13_old=-1, p21=0, p21_new=0, 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] [L328] p32_new = node3____CPAchecker_TMP_1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p13_old=-1, p21=0, p21_new=0, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=6, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L330] mode3 = 1 [L331] p12_old = p12_new [L332] p12_new = nomsg [L333] p13_old = p13_new [L334] p13_new = nomsg [L335] p21_old = p21_new [L336] p21_new = nomsg [L337] p23_old = p23_new [L338] p23_new = nomsg [L339] p31_old = p31_new [L340] p31_new = nomsg [L341] p32_old = p32_new [L342] p32_new = nomsg [L344] int check__tmp; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p21=0, p21_new=-1, p21_old=0, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=6, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L345] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p21=0, p21_new=-1, p21_old=0, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=6, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L347] COND TRUE (((int)st1) + ((int)nl1)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p21=0, p21_new=-1, p21_old=0, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=6, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L349] COND TRUE (((int)st2) + ((int)nl2)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p21=0, p21_new=-1, p21_old=0, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=6, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L351] COND TRUE (((int)st3) + ((int)nl3)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p21=0, p21_new=-1, p21_old=0, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=6, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L353] COND FALSE !(((int)r1) >= 2) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p21=0, p21_new=-1, p21_old=0, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=6, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L359] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p21=0, p21_new=-1, p21_old=0, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=6, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L361] COND TRUE ((int)r1) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p21=0, p21_new=-1, p21_old=0, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=6, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L363] COND FALSE !(((int)r1) >= 2) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p21=0, p21_new=-1, p21_old=0, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=6, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L369] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p21=0, p21_new=-1, p21_old=0, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=6, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L371] COND TRUE ((int)r1) < 2 [L373] check__tmp = 1 [L374] __return_1270 = check__tmp [L375] main__c1 = __return_1270 [L377] _Bool __tmp_1; [L378] __tmp_1 = main__c1 [L379] _Bool assert__arg; [L380] assert__arg = __tmp_1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p21=0, p21_new=-1, p21_old=0, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=6, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L381] COND FALSE !(assert__arg == 0) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p21=0, p21_new=-1, p21_old=0, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=6, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L388] COND TRUE !(mode1 == 0) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, p21=0, p21_new=-1, p21_old=0, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=6, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L390] COND FALSE !(r1 == 255) [L396] r1 = r1 + 1 [L397] COND TRUE !(ep21 == 0) [L399] m1 = p21_old [L400] p21_old = nomsg [L401] COND FALSE !(((int)m1) > ((int)max1)) [L405] COND FALSE !(!(ep31 == 0)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, 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=6, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L413] COND TRUE ((int)r1) == 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, 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=6, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L415] COND TRUE ((int)max1) == ((int)id1) [L417] st1 = 1 [L418] mode1 = 0 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, 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=6, 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_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=-1, m3=7, max1=7, max2=0, max3=6, 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=7, 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=6, r1=1, r2=0, r3=0, st1=1, st2=0, st3=0] [L422] COND FALSE !(r2 == 255) [L428] r2 = r2 + 1 [L429] COND FALSE !(!(ep12 == 0)) [L437] COND TRUE !(ep32 == 0) [L439] m2 = p32_old [L440] p32_old = nomsg [L441] COND TRUE ((int)m2) > ((int)max2) [L443] max2 = m2 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=6, m3=7, max1=7, max2=6, max3=6, 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=7, 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=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_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=6, m3=7, max1=7, 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=7, 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=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_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=6, m3=7, max1=7, 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=7, 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=0, st1=1, st2=0, st3=0] [L455] COND FALSE !(r3 == 255) [L461] r3 = r3 + 1 [L462] COND TRUE !(ep13 == 0) [L464] m3 = p13_old [L465] p13_old = nomsg [L466] COND TRUE ((int)m3) > ((int)max3) [L468] max3 = m3 [L470] COND FALSE !(!(ep23 == 0)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=6, m3=7, max1=7, max2=6, max3=7, 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_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=6, m3=7, max1=7, max2=6, max3=7, 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_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=6, m3=7, max1=7, max2=6, max3=7, 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_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=6, m3=7, max1=7, max2=6, max3=7, 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_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=6, m3=7, max1=7, max2=6, max3=7, 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_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=6, m3=7, max1=7, max2=6, max3=7, 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_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=6, m3=7, max1=7, max2=6, max3=7, 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) [L519] check__tmp = 0 [L520] __return_1696 = check__tmp [L521] main__c1 = __return_1696 [L523] _Bool __tmp_2; [L524] __tmp_2 = main__c1 [L525] _Bool assert__arg; [L526] assert__arg = __tmp_2 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=6, m3=7, max1=7, max2=6, max3=7, 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] [L527] COND TRUE assert__arg == 0 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=6, m3=7, max1=7, max2=6, max3=7, 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] [L529] reach_error() VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=0, id3=6, m1=0, m2=6, m3=7, max1=7, max2=6, max3=7, 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] - UnprovableResult [Line: 742]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 171 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 4465.0ms, OverallIterations: 7, TraceHistogramMax: 1, EmptinessCheckTime: 47.4ms, AutomataDifference: 1153.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 26.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1653 SDtfs, 3698 SDslu, 895 SDs, 0 SdLazy, 218 SolverSat, 36 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 386.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 221.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=671occurred in iteration=5, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 433.0ms AutomataMinimizationTime, 6 MinimizatonAttempts, 119 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 96.7ms SsaConstructionTime, 991.2ms SatisfiabilityAnalysisTime, 1186.0ms InterpolantComputationTime, 544 NumberOfCodeBlocks, 544 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 456 ConstructedInterpolants, 0 QuantifiedInterpolants, 4034 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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! [2021-10-13 06:56:27,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c6220-1e61-4e7b-87cf-8a40e7b28915/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...