./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-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_3a25eaea-385c-401f-846b-cd62798c8cc3/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a25eaea-385c-401f-846b-cd62798c8cc3/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_3a25eaea-385c-401f-846b-cd62798c8cc3/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a25eaea-385c-401f-846b-cd62798c8cc3/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a25eaea-385c-401f-846b-cd62798c8cc3/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_3a25eaea-385c-401f-846b-cd62798c8cc3/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 c107805d358a88ee6dd99562e1d909573b506dac ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 06:54:54,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:54:54,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:54:54,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:54:54,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:54:54,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:54:54,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:54:54,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:54:54,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:54:54,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:54:54,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:54:54,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:54:54,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:54:54,626 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:54:54,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:54:54,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:54:54,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:54:54,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:54:54,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:54:54,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:54:54,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:54:54,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:54:54,652 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:54:54,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:54:54,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:54:54,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:54:54,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:54:54,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:54:54,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:54:54,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:54:54,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:54:54,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:54:54,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:54:54,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:54:54,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:54:54,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:54:54,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:54:54,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:54:54,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:54:54,677 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:54:54,678 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:54:54,679 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a25eaea-385c-401f-846b-cd62798c8cc3/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 06:54:54,723 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:54:54,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:54:54,725 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:54:54,725 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:54:54,725 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:54:54,725 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:54:54,726 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 06:54:54,726 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:54:54,726 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:54:54,726 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 06:54:54,726 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 06:54:54,727 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:54:54,727 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 06:54:54,727 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 06:54:54,727 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 06:54:54,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:54:54,728 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:54:54,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:54:54,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:54:54,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:54:54,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:54:54,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:54:54,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:54:54,730 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:54:54,730 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:54:54,730 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:54:54,731 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:54:54,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:54:54,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:54:54,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:54:54,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:54:54,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:54:54,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:54:54,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:54:54,733 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 06:54:54,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 06:54:54,733 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:54:54,733 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:54:54,733 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:54:54,734 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_3a25eaea-385c-401f-846b-cd62798c8cc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a25eaea-385c-401f-846b-cd62798c8cc3/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c107805d358a88ee6dd99562e1d909573b506dac [2021-10-13 06:54:55,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:54:55,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:54:55,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:54:55,038 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:54:55,039 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:54:55,039 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a25eaea-385c-401f-846b-cd62798c8cc3/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-10-13 06:54:55,116 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a25eaea-385c-401f-846b-cd62798c8cc3/bin/utaipan-q2qaUkNPG8/data/8f9286e7d/261f18edf237471b8edd958347fafcb5/FLAGcce954431 [2021-10-13 06:54:55,746 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:54:55,751 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a25eaea-385c-401f-846b-cd62798c8cc3/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-10-13 06:54:55,765 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a25eaea-385c-401f-846b-cd62798c8cc3/bin/utaipan-q2qaUkNPG8/data/8f9286e7d/261f18edf237471b8edd958347fafcb5/FLAGcce954431 [2021-10-13 06:54:55,976 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a25eaea-385c-401f-846b-cd62798c8cc3/bin/utaipan-q2qaUkNPG8/data/8f9286e7d/261f18edf237471b8edd958347fafcb5 [2021-10-13 06:54:55,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:54:55,983 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:54:55,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:54:55,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:54:55,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:54:55,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:54:55" (1/1) ... [2021-10-13 06:54:55,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b41c585 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:54:55, skipping insertion in model container [2021-10-13 06:54:55,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:54:55" (1/1) ... [2021-10-13 06:54:56,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:54:56,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:54:56,481 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_3a25eaea-385c-401f-846b-cd62798c8cc3/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[15462,15475] [2021-10-13 06:54:56,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:54:56,582 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 06:54:56,733 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_3a25eaea-385c-401f-846b-cd62798c8cc3/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[15462,15475] [2021-10-13 06:54:56,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:54:56,826 INFO L208 MainTranslator]: Completed translation [2021-10-13 06:54:56,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:54:56 WrapperNode [2021-10-13 06:54:56,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:54:56,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 06:54:56,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 06:54:56,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 06:54:56,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:54:56" (1/1) ... [2021-10-13 06:54:56,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:54:56" (1/1) ... [2021-10-13 06:54:56,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 06:54:56,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 06:54:56,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 06:54:56,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 06:54:56,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:54:56" (1/1) ... [2021-10-13 06:54:56,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:54:56" (1/1) ... [2021-10-13 06:54:56,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:54:56" (1/1) ... [2021-10-13 06:54:56,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:54:56" (1/1) ... [2021-10-13 06:54:56,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:54:56" (1/1) ... [2021-10-13 06:54:57,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:54:56" (1/1) ... [2021-10-13 06:54:57,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:54:56" (1/1) ... [2021-10-13 06:54:57,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 06:54:57,048 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 06:54:57,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 06:54:57,049 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 06:54:57,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:54:56" (1/1) ... [2021-10-13 06:54:57,068 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:54:57,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a25eaea-385c-401f-846b-cd62798c8cc3/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:54:57,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a25eaea-385c-401f-846b-cd62798c8cc3/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 06:54:57,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a25eaea-385c-401f-846b-cd62798c8cc3/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 06:54:57,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 06:54:57,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 06:54:57,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 06:54:57,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 06:54:59,691 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 06:54:59,692 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 06:54:59,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:54:59 BoogieIcfgContainer [2021-10-13 06:54:59,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 06:54:59,699 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 06:54:59,699 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 06:54:59,704 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 06:54:59,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:54:55" (1/3) ... [2021-10-13 06:54:59,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7903cd93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:54:59, skipping insertion in model container [2021-10-13 06:54:59,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:54:56" (2/3) ... [2021-10-13 06:54:59,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7903cd93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:54:59, skipping insertion in model container [2021-10-13 06:54:59,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:54:59" (3/3) ... [2021-10-13 06:54:59,707 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-10-13 06:54:59,717 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 06:54:59,717 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 06:54:59,784 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 06:54:59,794 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 06:54:59,796 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 06:54:59,823 INFO L276 IsEmpty]: Start isEmpty. Operand has 250 states, 248 states have (on average 1.778225806451613) internal successors, (441), 249 states have internal predecessors, (441), 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 06:54:59,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-10-13 06:54:59,838 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:54:59,838 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:59,839 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:54:59,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:54:59,845 INFO L82 PathProgramCache]: Analyzing trace with hash 871127175, now seen corresponding path program 1 times [2021-10-13 06:54:59,854 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:54:59,854 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178040123] [2021-10-13 06:54:59,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:54:59,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:00,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:00,726 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 06:55:00,727 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:00,727 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178040123] [2021-10-13 06:55:00,728 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178040123] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:00,728 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:00,729 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 06:55:00,730 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004491741] [2021-10-13 06:55:00,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:55:00,740 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:00,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:55:00,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:55:00,767 INFO L87 Difference]: Start difference. First operand has 250 states, 248 states have (on average 1.778225806451613) internal successors, (441), 249 states have internal predecessors, (441), 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 23.6) internal successors, (118), 4 states have internal predecessors, (118), 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 06:55:01,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:01,001 INFO L93 Difference]: Finished difference Result 621 states and 1086 transitions. [2021-10-13 06:55:01,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:55:01,003 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.6) internal successors, (118), 4 states have internal predecessors, (118), 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 118 [2021-10-13 06:55:01,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:01,020 INFO L225 Difference]: With dead ends: 621 [2021-10-13 06:55:01,020 INFO L226 Difference]: Without dead ends: 441 [2021-10-13 06:55:01,024 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 30.0ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:55:01,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2021-10-13 06:55:01,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 439. [2021-10-13 06:55:01,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 439 states, 438 states have (on average 1.3881278538812785) internal successors, (608), 438 states have internal predecessors, (608), 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 06:55:01,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 608 transitions. [2021-10-13 06:55:01,103 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 608 transitions. Word has length 118 [2021-10-13 06:55:01,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:01,104 INFO L470 AbstractCegarLoop]: Abstraction has 439 states and 608 transitions. [2021-10-13 06:55:01,104 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.6) internal successors, (118), 4 states have internal predecessors, (118), 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 06:55:01,104 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 608 transitions. [2021-10-13 06:55:01,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-10-13 06:55:01,111 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:01,112 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:01,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 06:55:01,113 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:01,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:01,114 INFO L82 PathProgramCache]: Analyzing trace with hash 1166284582, now seen corresponding path program 1 times [2021-10-13 06:55:01,114 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:01,114 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861718504] [2021-10-13 06:55:01,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:01,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:01,282 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 06:55:01,282 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:01,283 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861718504] [2021-10-13 06:55:01,283 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861718504] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:01,283 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:01,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 06:55:01,284 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633584229] [2021-10-13 06:55:01,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 06:55:01,286 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:01,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 06:55:01,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:01,288 INFO L87 Difference]: Start difference. First operand 439 states and 608 transitions. Second operand has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 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 06:55:01,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:01,379 INFO L93 Difference]: Finished difference Result 930 states and 1305 transitions. [2021-10-13 06:55:01,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:55:01,380 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 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 120 [2021-10-13 06:55:01,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:01,385 INFO L225 Difference]: With dead ends: 930 [2021-10-13 06:55:01,385 INFO L226 Difference]: Without dead ends: 591 [2021-10-13 06:55:01,388 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:01,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2021-10-13 06:55:01,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 549. [2021-10-13 06:55:01,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 549 states, 548 states have (on average 1.4324817518248176) internal successors, (785), 548 states have internal predecessors, (785), 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 06:55:01,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 785 transitions. [2021-10-13 06:55:01,455 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 785 transitions. Word has length 120 [2021-10-13 06:55:01,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:01,456 INFO L470 AbstractCegarLoop]: Abstraction has 549 states and 785 transitions. [2021-10-13 06:55:01,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 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 06:55:01,456 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 785 transitions. [2021-10-13 06:55:01,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-10-13 06:55:01,471 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:01,471 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:01,471 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 06:55:01,472 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:01,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:01,472 INFO L82 PathProgramCache]: Analyzing trace with hash 1685673211, now seen corresponding path program 1 times [2021-10-13 06:55:01,473 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:01,473 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68526330] [2021-10-13 06:55:01,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:01,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:01,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:01,568 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 06:55:01,572 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:01,572 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68526330] [2021-10-13 06:55:01,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68526330] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:01,573 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:01,573 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 06:55:01,574 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784462399] [2021-10-13 06:55:01,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 06:55:01,576 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:01,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 06:55:01,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:01,579 INFO L87 Difference]: Start difference. First operand 549 states and 785 transitions. Second operand has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 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 06:55:01,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:01,682 INFO L93 Difference]: Finished difference Result 1338 states and 1965 transitions. [2021-10-13 06:55:01,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:55:01,683 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 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 120 [2021-10-13 06:55:01,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:01,690 INFO L225 Difference]: With dead ends: 1338 [2021-10-13 06:55:01,690 INFO L226 Difference]: Without dead ends: 835 [2021-10-13 06:55:01,692 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:01,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 835 states. [2021-10-13 06:55:01,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 835 to 747. [2021-10-13 06:55:01,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 747 states, 746 states have (on average 1.4812332439678284) internal successors, (1105), 746 states have internal predecessors, (1105), 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 06:55:01,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 747 states and 1105 transitions. [2021-10-13 06:55:01,745 INFO L78 Accepts]: Start accepts. Automaton has 747 states and 1105 transitions. Word has length 120 [2021-10-13 06:55:01,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:01,745 INFO L470 AbstractCegarLoop]: Abstraction has 747 states and 1105 transitions. [2021-10-13 06:55:01,746 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 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 06:55:01,746 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1105 transitions. [2021-10-13 06:55:01,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-10-13 06:55:01,750 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:01,750 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:01,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 06:55:01,751 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:01,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:01,751 INFO L82 PathProgramCache]: Analyzing trace with hash 508092505, now seen corresponding path program 1 times [2021-10-13 06:55:01,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:01,752 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346196446] [2021-10-13 06:55:01,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:01,752 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:02,019 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 06:55:02,019 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:02,020 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346196446] [2021-10-13 06:55:02,020 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346196446] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:02,020 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:02,020 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 06:55:02,021 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398165470] [2021-10-13 06:55:02,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:55:02,022 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:02,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:55:02,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:55:02,023 INFO L87 Difference]: Start difference. First operand 747 states and 1105 transitions. Second operand has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 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 06:55:02,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:02,269 INFO L93 Difference]: Finished difference Result 2003 states and 3009 transitions. [2021-10-13 06:55:02,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:55:02,270 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 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 123 [2021-10-13 06:55:02,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:02,280 INFO L225 Difference]: With dead ends: 2003 [2021-10-13 06:55:02,280 INFO L226 Difference]: Without dead ends: 1381 [2021-10-13 06:55:02,283 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 71.2ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:55:02,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1381 states. [2021-10-13 06:55:02,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1381 to 1379. [2021-10-13 06:55:02,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1379 states, 1378 states have (on average 1.4840348330914368) internal successors, (2045), 1378 states have internal predecessors, (2045), 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 06:55:02,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 1379 states and 2045 transitions. [2021-10-13 06:55:02,414 INFO L78 Accepts]: Start accepts. Automaton has 1379 states and 2045 transitions. Word has length 123 [2021-10-13 06:55:02,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:02,415 INFO L470 AbstractCegarLoop]: Abstraction has 1379 states and 2045 transitions. [2021-10-13 06:55:02,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 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 06:55:02,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 2045 transitions. [2021-10-13 06:55:02,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-10-13 06:55:02,419 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:02,420 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:02,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 06:55:02,421 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:02,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:02,421 INFO L82 PathProgramCache]: Analyzing trace with hash -872778568, now seen corresponding path program 1 times [2021-10-13 06:55:02,422 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:02,422 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561401533] [2021-10-13 06:55:02,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:02,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:02,589 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 06:55:02,590 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:02,590 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561401533] [2021-10-13 06:55:02,591 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561401533] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:02,591 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:02,591 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 06:55:02,592 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239795633] [2021-10-13 06:55:02,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:55:02,593 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:02,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:55:02,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:55:02,594 INFO L87 Difference]: Start difference. First operand 1379 states and 2045 transitions. Second operand has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 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 06:55:02,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:02,926 INFO L93 Difference]: Finished difference Result 2716 states and 4043 transitions. [2021-10-13 06:55:02,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:55:02,926 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 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 123 [2021-10-13 06:55:02,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:02,935 INFO L225 Difference]: With dead ends: 2716 [2021-10-13 06:55:02,935 INFO L226 Difference]: Without dead ends: 1379 [2021-10-13 06:55:02,938 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 22.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:55:02,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1379 states. [2021-10-13 06:55:03,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1379 to 1379. [2021-10-13 06:55:03,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1379 states, 1378 states have (on average 1.4687953555878084) internal successors, (2024), 1378 states have internal predecessors, (2024), 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 06:55:03,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 1379 states and 2024 transitions. [2021-10-13 06:55:03,096 INFO L78 Accepts]: Start accepts. Automaton has 1379 states and 2024 transitions. Word has length 123 [2021-10-13 06:55:03,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:03,097 INFO L470 AbstractCegarLoop]: Abstraction has 1379 states and 2024 transitions. [2021-10-13 06:55:03,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 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 06:55:03,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 2024 transitions. [2021-10-13 06:55:03,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-10-13 06:55:03,100 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:03,101 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:03,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 06:55:03,101 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:03,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:03,102 INFO L82 PathProgramCache]: Analyzing trace with hash -629782445, now seen corresponding path program 1 times [2021-10-13 06:55:03,102 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:03,102 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143711268] [2021-10-13 06:55:03,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:03,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:03,405 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 06:55:03,408 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:03,408 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143711268] [2021-10-13 06:55:03,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143711268] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:03,409 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:03,409 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 06:55:03,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908354299] [2021-10-13 06:55:03,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:55:03,411 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:03,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:55:03,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:55:03,417 INFO L87 Difference]: Start difference. First operand 1379 states and 2024 transitions. Second operand has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 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 06:55:03,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:03,779 INFO L93 Difference]: Finished difference Result 3659 states and 5375 transitions. [2021-10-13 06:55:03,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:55:03,780 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 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 123 [2021-10-13 06:55:03,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:03,796 INFO L225 Difference]: With dead ends: 3659 [2021-10-13 06:55:03,796 INFO L226 Difference]: Without dead ends: 2404 [2021-10-13 06:55:03,799 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 22.5ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:55:03,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2404 states. [2021-10-13 06:55:04,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2404 to 2402. [2021-10-13 06:55:04,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2402 states, 2401 states have (on average 1.4531445231153686) internal successors, (3489), 2401 states have internal predecessors, (3489), 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 06:55:04,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 2402 states and 3489 transitions. [2021-10-13 06:55:04,088 INFO L78 Accepts]: Start accepts. Automaton has 2402 states and 3489 transitions. Word has length 123 [2021-10-13 06:55:04,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:04,088 INFO L470 AbstractCegarLoop]: Abstraction has 2402 states and 3489 transitions. [2021-10-13 06:55:04,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 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 06:55:04,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 3489 transitions. [2021-10-13 06:55:04,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-10-13 06:55:04,092 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:04,092 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:04,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 06:55:04,093 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:04,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:04,094 INFO L82 PathProgramCache]: Analyzing trace with hash -1329513363, now seen corresponding path program 1 times [2021-10-13 06:55:04,094 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:04,099 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768404171] [2021-10-13 06:55:04,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:04,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:04,164 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 06:55:04,164 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:04,165 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768404171] [2021-10-13 06:55:04,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768404171] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:04,165 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:04,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 06:55:04,165 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138920393] [2021-10-13 06:55:04,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 06:55:04,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:04,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 06:55:04,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:04,167 INFO L87 Difference]: Start difference. First operand 2402 states and 3489 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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 06:55:04,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:04,607 INFO L93 Difference]: Finished difference Result 6121 states and 9059 transitions. [2021-10-13 06:55:04,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:55:04,608 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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 125 [2021-10-13 06:55:04,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:04,631 INFO L225 Difference]: With dead ends: 6121 [2021-10-13 06:55:04,632 INFO L226 Difference]: Without dead ends: 3816 [2021-10-13 06:55:04,636 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:04,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3816 states. [2021-10-13 06:55:05,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3816 to 3592. [2021-10-13 06:55:05,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3592 states, 3591 states have (on average 1.494291283764968) internal successors, (5366), 3591 states have internal predecessors, (5366), 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 06:55:05,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 3592 states and 5366 transitions. [2021-10-13 06:55:05,051 INFO L78 Accepts]: Start accepts. Automaton has 3592 states and 5366 transitions. Word has length 125 [2021-10-13 06:55:05,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:05,052 INFO L470 AbstractCegarLoop]: Abstraction has 3592 states and 5366 transitions. [2021-10-13 06:55:05,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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 06:55:05,052 INFO L276 IsEmpty]: Start isEmpty. Operand 3592 states and 5366 transitions. [2021-10-13 06:55:05,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-10-13 06:55:05,056 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:05,056 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:05,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 06:55:05,056 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:05,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:05,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1042019834, now seen corresponding path program 1 times [2021-10-13 06:55:05,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:05,058 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975460615] [2021-10-13 06:55:05,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:05,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:05,183 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 06:55:05,183 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:05,183 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975460615] [2021-10-13 06:55:05,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975460615] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:05,184 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:05,184 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 06:55:05,184 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153851753] [2021-10-13 06:55:05,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:55:05,185 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:05,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:55:05,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:55:05,186 INFO L87 Difference]: Start difference. First operand 3592 states and 5366 transitions. Second operand has 5 states, 5 states have (on average 25.6) internal successors, (128), 4 states have internal predecessors, (128), 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 06:55:05,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:05,751 INFO L93 Difference]: Finished difference Result 6489 states and 9734 transitions. [2021-10-13 06:55:05,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:55:05,752 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 4 states have internal predecessors, (128), 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 128 [2021-10-13 06:55:05,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:05,774 INFO L225 Difference]: With dead ends: 6489 [2021-10-13 06:55:05,774 INFO L226 Difference]: Without dead ends: 3592 [2021-10-13 06:55:05,779 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:55:05,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3592 states. [2021-10-13 06:55:06,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3592 to 3592. [2021-10-13 06:55:06,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3592 states, 3591 states have (on average 1.481203007518797) internal successors, (5319), 3591 states have internal predecessors, (5319), 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 06:55:06,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 3592 states and 5319 transitions. [2021-10-13 06:55:06,158 INFO L78 Accepts]: Start accepts. Automaton has 3592 states and 5319 transitions. Word has length 128 [2021-10-13 06:55:06,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:06,158 INFO L470 AbstractCegarLoop]: Abstraction has 3592 states and 5319 transitions. [2021-10-13 06:55:06,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 4 states have internal predecessors, (128), 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 06:55:06,159 INFO L276 IsEmpty]: Start isEmpty. Operand 3592 states and 5319 transitions. [2021-10-13 06:55:06,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-10-13 06:55:06,162 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:06,162 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:06,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 06:55:06,163 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:06,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:06,163 INFO L82 PathProgramCache]: Analyzing trace with hash 701417279, now seen corresponding path program 1 times [2021-10-13 06:55:06,163 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:06,164 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919011489] [2021-10-13 06:55:06,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:06,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:06,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:06,416 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 06:55:06,416 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:06,417 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919011489] [2021-10-13 06:55:06,417 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919011489] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:06,418 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:06,422 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 06:55:06,422 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091573022] [2021-10-13 06:55:06,423 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:55:06,423 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:06,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:55:06,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:55:06,430 INFO L87 Difference]: Start difference. First operand 3592 states and 5319 transitions. Second operand has 5 states, 5 states have (on average 25.6) internal successors, (128), 4 states have internal predecessors, (128), 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 06:55:07,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:07,190 INFO L93 Difference]: Finished difference Result 10045 states and 14991 transitions. [2021-10-13 06:55:07,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:55:07,192 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 4 states have internal predecessors, (128), 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 128 [2021-10-13 06:55:07,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:07,232 INFO L225 Difference]: With dead ends: 10045 [2021-10-13 06:55:07,232 INFO L226 Difference]: Without dead ends: 6841 [2021-10-13 06:55:07,238 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.2ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:55:07,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6841 states. [2021-10-13 06:55:08,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6841 to 6839. [2021-10-13 06:55:08,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6839 states, 6838 states have (on average 1.473968996782685) internal successors, (10079), 6838 states have internal predecessors, (10079), 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 06:55:08,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6839 states to 6839 states and 10079 transitions. [2021-10-13 06:55:08,087 INFO L78 Accepts]: Start accepts. Automaton has 6839 states and 10079 transitions. Word has length 128 [2021-10-13 06:55:08,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:08,088 INFO L470 AbstractCegarLoop]: Abstraction has 6839 states and 10079 transitions. [2021-10-13 06:55:08,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 4 states have internal predecessors, (128), 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 06:55:08,088 INFO L276 IsEmpty]: Start isEmpty. Operand 6839 states and 10079 transitions. [2021-10-13 06:55:08,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-10-13 06:55:08,093 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:08,093 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:08,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-13 06:55:08,094 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:08,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:08,094 INFO L82 PathProgramCache]: Analyzing trace with hash -1880193813, now seen corresponding path program 1 times [2021-10-13 06:55:08,094 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:08,096 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309716479] [2021-10-13 06:55:08,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:08,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:08,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:08,333 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 06:55:08,334 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:08,334 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309716479] [2021-10-13 06:55:08,334 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309716479] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:08,334 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:08,334 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 06:55:08,334 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280842687] [2021-10-13 06:55:08,335 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:55:08,335 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:08,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:55:08,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:55:08,336 INFO L87 Difference]: Start difference. First operand 6839 states and 10079 transitions. Second operand has 5 states, 5 states have (on average 25.6) internal successors, (128), 4 states have internal predecessors, (128), 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 06:55:09,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:09,030 INFO L93 Difference]: Finished difference Result 11312 states and 16863 transitions. [2021-10-13 06:55:09,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:55:09,031 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 4 states have internal predecessors, (128), 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 128 [2021-10-13 06:55:09,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:09,065 INFO L225 Difference]: With dead ends: 11312 [2021-10-13 06:55:09,066 INFO L226 Difference]: Without dead ends: 5295 [2021-10-13 06:55:09,076 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 69.4ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:55:09,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5295 states. [2021-10-13 06:55:09,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5295 to 5275. [2021-10-13 06:55:09,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5275 states, 5274 states have (on average 1.4639742131209708) internal successors, (7721), 5274 states have internal predecessors, (7721), 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 06:55:09,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5275 states to 5275 states and 7721 transitions. [2021-10-13 06:55:09,681 INFO L78 Accepts]: Start accepts. Automaton has 5275 states and 7721 transitions. Word has length 128 [2021-10-13 06:55:09,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:09,681 INFO L470 AbstractCegarLoop]: Abstraction has 5275 states and 7721 transitions. [2021-10-13 06:55:09,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 4 states have internal predecessors, (128), 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 06:55:09,682 INFO L276 IsEmpty]: Start isEmpty. Operand 5275 states and 7721 transitions. [2021-10-13 06:55:09,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-10-13 06:55:09,686 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:09,686 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:09,687 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-13 06:55:09,687 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:09,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:09,688 INFO L82 PathProgramCache]: Analyzing trace with hash -346827319, now seen corresponding path program 1 times [2021-10-13 06:55:09,688 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:09,688 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061055997] [2021-10-13 06:55:09,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:09,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:09,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:13,366 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 06:55:13,367 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:13,367 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061055997] [2021-10-13 06:55:13,367 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061055997] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:13,367 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:13,367 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2021-10-13 06:55:13,368 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216892090] [2021-10-13 06:55:13,368 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-10-13 06:55:13,368 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:13,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-10-13 06:55:13,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2021-10-13 06:55:13,370 INFO L87 Difference]: Start difference. First operand 5275 states and 7721 transitions. Second operand has 27 states, 27 states have (on average 4.925925925925926) internal successors, (133), 26 states have internal predecessors, (133), 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 06:55:21,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:21,450 INFO L93 Difference]: Finished difference Result 7717 states and 11116 transitions. [2021-10-13 06:55:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-13 06:55:21,450 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.925925925925926) internal successors, (133), 26 states have internal predecessors, (133), 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 133 [2021-10-13 06:55:21,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:21,467 INFO L225 Difference]: With dead ends: 7717 [2021-10-13 06:55:21,467 INFO L226 Difference]: Without dead ends: 6071 [2021-10-13 06:55:21,472 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 418 ImplicationChecksByTransitivity, 5978.1ms TimeCoverageRelationStatistics Valid=463, Invalid=1987, Unknown=0, NotChecked=0, Total=2450 [2021-10-13 06:55:21,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6071 states. [2021-10-13 06:55:21,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6071 to 5369. [2021-10-13 06:55:21,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5369 states, 5368 states have (on average 1.459575260804769) internal successors, (7835), 5368 states have internal predecessors, (7835), 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 06:55:22,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5369 states to 5369 states and 7835 transitions. [2021-10-13 06:55:22,010 INFO L78 Accepts]: Start accepts. Automaton has 5369 states and 7835 transitions. Word has length 133 [2021-10-13 06:55:22,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:22,010 INFO L470 AbstractCegarLoop]: Abstraction has 5369 states and 7835 transitions. [2021-10-13 06:55:22,010 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 4.925925925925926) internal successors, (133), 26 states have internal predecessors, (133), 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 06:55:22,010 INFO L276 IsEmpty]: Start isEmpty. Operand 5369 states and 7835 transitions. [2021-10-13 06:55:22,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-10-13 06:55:22,015 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:22,015 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:22,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-13 06:55:22,016 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:22,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:22,017 INFO L82 PathProgramCache]: Analyzing trace with hash 1685169764, now seen corresponding path program 1 times [2021-10-13 06:55:22,017 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:22,017 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453970953] [2021-10-13 06:55:22,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:22,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:22,101 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 06:55:22,101 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:22,102 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453970953] [2021-10-13 06:55:22,102 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453970953] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:22,102 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:22,102 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 06:55:22,102 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565948414] [2021-10-13 06:55:22,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:55:22,103 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:22,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:55:22,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:55:22,104 INFO L87 Difference]: Start difference. First operand 5369 states and 7835 transitions. Second operand has 5 states, 5 states have (on average 26.6) internal successors, (133), 4 states have internal predecessors, (133), 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 06:55:22,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:22,841 INFO L93 Difference]: Finished difference Result 10568 states and 15461 transitions. [2021-10-13 06:55:22,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:55:22,841 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.6) internal successors, (133), 4 states have internal predecessors, (133), 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 133 [2021-10-13 06:55:22,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:22,855 INFO L225 Difference]: With dead ends: 10568 [2021-10-13 06:55:22,855 INFO L226 Difference]: Without dead ends: 5369 [2021-10-13 06:55:22,864 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.7ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:55:22,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5369 states. [2021-10-13 06:55:23,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5369 to 5369. [2021-10-13 06:55:23,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5369 states, 5368 states have (on average 1.4407600596125187) internal successors, (7734), 5368 states have internal predecessors, (7734), 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 06:55:23,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5369 states to 5369 states and 7734 transitions. [2021-10-13 06:55:23,460 INFO L78 Accepts]: Start accepts. Automaton has 5369 states and 7734 transitions. Word has length 133 [2021-10-13 06:55:23,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:23,460 INFO L470 AbstractCegarLoop]: Abstraction has 5369 states and 7734 transitions. [2021-10-13 06:55:23,461 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.6) internal successors, (133), 4 states have internal predecessors, (133), 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 06:55:23,461 INFO L276 IsEmpty]: Start isEmpty. Operand 5369 states and 7734 transitions. [2021-10-13 06:55:23,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-10-13 06:55:23,465 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:23,466 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:23,466 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-13 06:55:23,466 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:23,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:23,467 INFO L82 PathProgramCache]: Analyzing trace with hash 70674602, now seen corresponding path program 1 times [2021-10-13 06:55:23,467 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:23,467 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742822036] [2021-10-13 06:55:23,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:23,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:23,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:23,538 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 06:55:23,539 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:23,539 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742822036] [2021-10-13 06:55:23,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742822036] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:23,539 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:23,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 06:55:23,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529853348] [2021-10-13 06:55:23,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 06:55:23,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:23,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 06:55:23,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:23,541 INFO L87 Difference]: Start difference. First operand 5369 states and 7734 transitions. Second operand has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 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 06:55:24,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:24,264 INFO L93 Difference]: Finished difference Result 9000 states and 13063 transitions. [2021-10-13 06:55:24,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:55:24,265 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 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 133 [2021-10-13 06:55:24,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:24,282 INFO L225 Difference]: With dead ends: 9000 [2021-10-13 06:55:24,282 INFO L226 Difference]: Without dead ends: 7232 [2021-10-13 06:55:24,287 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:24,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7232 states. [2021-10-13 06:55:25,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7232 to 7230. [2021-10-13 06:55:25,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7230 states, 7229 states have (on average 1.4304883109697053) internal successors, (10341), 7229 states have internal predecessors, (10341), 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 06:55:25,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7230 states to 7230 states and 10341 transitions. [2021-10-13 06:55:25,122 INFO L78 Accepts]: Start accepts. Automaton has 7230 states and 10341 transitions. Word has length 133 [2021-10-13 06:55:25,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:25,123 INFO L470 AbstractCegarLoop]: Abstraction has 7230 states and 10341 transitions. [2021-10-13 06:55:25,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 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 06:55:25,124 INFO L276 IsEmpty]: Start isEmpty. Operand 7230 states and 10341 transitions. [2021-10-13 06:55:25,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-10-13 06:55:25,130 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:25,130 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:25,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-13 06:55:25,131 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:25,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:25,131 INFO L82 PathProgramCache]: Analyzing trace with hash -167840485, now seen corresponding path program 1 times [2021-10-13 06:55:25,132 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:25,132 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95500253] [2021-10-13 06:55:25,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:25,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:25,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:25,344 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 06:55:25,345 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:25,345 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95500253] [2021-10-13 06:55:25,345 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95500253] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:25,345 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:25,346 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 06:55:25,346 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197245494] [2021-10-13 06:55:25,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:55:25,347 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:25,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:55:25,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:55:25,348 INFO L87 Difference]: Start difference. First operand 7230 states and 10341 transitions. Second operand has 5 states, 5 states have (on average 26.6) internal successors, (133), 4 states have internal predecessors, (133), 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 06:55:26,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:26,206 INFO L93 Difference]: Finished difference Result 10908 states and 15809 transitions. [2021-10-13 06:55:26,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:55:26,207 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.6) internal successors, (133), 4 states have internal predecessors, (133), 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 133 [2021-10-13 06:55:26,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:26,221 INFO L225 Difference]: With dead ends: 10908 [2021-10-13 06:55:26,222 INFO L226 Difference]: Without dead ends: 6434 [2021-10-13 06:55:26,229 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.6ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:55:26,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6434 states. [2021-10-13 06:55:27,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6434 to 6432. [2021-10-13 06:55:27,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6432 states, 6431 states have (on average 1.4316591509874048) internal successors, (9207), 6431 states have internal predecessors, (9207), 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 06:55:27,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6432 states to 6432 states and 9207 transitions. [2021-10-13 06:55:27,059 INFO L78 Accepts]: Start accepts. Automaton has 6432 states and 9207 transitions. Word has length 133 [2021-10-13 06:55:27,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:27,060 INFO L470 AbstractCegarLoop]: Abstraction has 6432 states and 9207 transitions. [2021-10-13 06:55:27,060 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.6) internal successors, (133), 4 states have internal predecessors, (133), 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 06:55:27,060 INFO L276 IsEmpty]: Start isEmpty. Operand 6432 states and 9207 transitions. [2021-10-13 06:55:27,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-10-13 06:55:27,066 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:27,066 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:27,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-13 06:55:27,067 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:27,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:27,067 INFO L82 PathProgramCache]: Analyzing trace with hash -285340085, now seen corresponding path program 1 times [2021-10-13 06:55:27,067 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:27,068 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912611980] [2021-10-13 06:55:27,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:27,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:29,901 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 06:55:29,901 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:29,902 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912611980] [2021-10-13 06:55:29,902 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912611980] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:29,902 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:29,902 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2021-10-13 06:55:29,902 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562288317] [2021-10-13 06:55:29,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-10-13 06:55:29,903 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:29,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-10-13 06:55:29,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=624, Unknown=0, NotChecked=0, Total=702 [2021-10-13 06:55:29,904 INFO L87 Difference]: Start difference. First operand 6432 states and 9207 transitions. Second operand has 27 states, 27 states have (on average 4.925925925925926) internal successors, (133), 26 states have internal predecessors, (133), 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 06:55:37,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:37,212 INFO L93 Difference]: Finished difference Result 10363 states and 14809 transitions. [2021-10-13 06:55:37,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-13 06:55:37,213 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.925925925925926) internal successors, (133), 26 states have internal predecessors, (133), 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 133 [2021-10-13 06:55:37,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:37,229 INFO L225 Difference]: With dead ends: 10363 [2021-10-13 06:55:37,229 INFO L226 Difference]: Without dead ends: 8717 [2021-10-13 06:55:37,235 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 376 ImplicationChecksByTransitivity, 4408.3ms TimeCoverageRelationStatistics Valid=420, Invalid=1742, Unknown=0, NotChecked=0, Total=2162 [2021-10-13 06:55:37,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8717 states. [2021-10-13 06:55:38,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8717 to 6530. [2021-10-13 06:55:38,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6530 states, 6529 states have (on average 1.4280900597334967) internal successors, (9324), 6529 states have internal predecessors, (9324), 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 06:55:38,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6530 states to 6530 states and 9324 transitions. [2021-10-13 06:55:38,130 INFO L78 Accepts]: Start accepts. Automaton has 6530 states and 9324 transitions. Word has length 133 [2021-10-13 06:55:38,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:38,131 INFO L470 AbstractCegarLoop]: Abstraction has 6530 states and 9324 transitions. [2021-10-13 06:55:38,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 4.925925925925926) internal successors, (133), 26 states have internal predecessors, (133), 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 06:55:38,131 INFO L276 IsEmpty]: Start isEmpty. Operand 6530 states and 9324 transitions. [2021-10-13 06:55:38,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-10-13 06:55:38,136 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:38,137 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:38,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-13 06:55:38,137 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:38,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:38,138 INFO L82 PathProgramCache]: Analyzing trace with hash -1355801151, now seen corresponding path program 1 times [2021-10-13 06:55:38,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:38,139 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765600932] [2021-10-13 06:55:38,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:38,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:38,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:38,188 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 06:55:38,188 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:38,189 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765600932] [2021-10-13 06:55:38,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765600932] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:38,189 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:38,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 06:55:38,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414573608] [2021-10-13 06:55:38,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 06:55:38,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:38,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 06:55:38,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:38,191 INFO L87 Difference]: Start difference. First operand 6530 states and 9324 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 06:55:39,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:39,135 INFO L93 Difference]: Finished difference Result 11263 states and 16137 transitions. [2021-10-13 06:55:39,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:55:39,135 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 134 [2021-10-13 06:55:39,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:39,143 INFO L225 Difference]: With dead ends: 11263 [2021-10-13 06:55:39,144 INFO L226 Difference]: Without dead ends: 6560 [2021-10-13 06:55:39,150 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:39,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6560 states. [2021-10-13 06:55:39,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6560 to 6470. [2021-10-13 06:55:39,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6470 states, 6469 states have (on average 1.4226310094295873) internal successors, (9203), 6469 states have internal predecessors, (9203), 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 06:55:39,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6470 states to 6470 states and 9203 transitions. [2021-10-13 06:55:39,916 INFO L78 Accepts]: Start accepts. Automaton has 6470 states and 9203 transitions. Word has length 134 [2021-10-13 06:55:39,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:39,916 INFO L470 AbstractCegarLoop]: Abstraction has 6470 states and 9203 transitions. [2021-10-13 06:55:39,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 06:55:39,917 INFO L276 IsEmpty]: Start isEmpty. Operand 6470 states and 9203 transitions. [2021-10-13 06:55:39,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-10-13 06:55:39,921 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:39,922 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:39,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-13 06:55:39,922 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:39,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:39,923 INFO L82 PathProgramCache]: Analyzing trace with hash 893950599, now seen corresponding path program 1 times [2021-10-13 06:55:39,923 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:39,923 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769572812] [2021-10-13 06:55:39,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:39,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:39,969 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 06:55:39,970 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:39,970 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769572812] [2021-10-13 06:55:39,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769572812] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:39,970 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:39,971 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 06:55:39,971 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570595536] [2021-10-13 06:55:39,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 06:55:39,972 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:39,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 06:55:39,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:39,973 INFO L87 Difference]: Start difference. First operand 6470 states and 9203 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 06:55:40,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:40,861 INFO L93 Difference]: Finished difference Result 13564 states and 19242 transitions. [2021-10-13 06:55:40,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:55:40,862 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 134 [2021-10-13 06:55:40,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:40,871 INFO L225 Difference]: With dead ends: 13564 [2021-10-13 06:55:40,872 INFO L226 Difference]: Without dead ends: 7420 [2021-10-13 06:55:40,879 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:40,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7420 states. [2021-10-13 06:55:41,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7420 to 6402. [2021-10-13 06:55:41,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6402 states, 6401 states have (on average 1.4163411966880175) internal successors, (9066), 6401 states have internal predecessors, (9066), 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 06:55:41,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6402 states to 6402 states and 9066 transitions. [2021-10-13 06:55:41,616 INFO L78 Accepts]: Start accepts. Automaton has 6402 states and 9066 transitions. Word has length 134 [2021-10-13 06:55:41,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:41,617 INFO L470 AbstractCegarLoop]: Abstraction has 6402 states and 9066 transitions. [2021-10-13 06:55:41,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 06:55:41,617 INFO L276 IsEmpty]: Start isEmpty. Operand 6402 states and 9066 transitions. [2021-10-13 06:55:41,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-10-13 06:55:41,622 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:41,623 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:41,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-13 06:55:41,623 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:41,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:41,624 INFO L82 PathProgramCache]: Analyzing trace with hash -1431963291, now seen corresponding path program 1 times [2021-10-13 06:55:41,624 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:41,624 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483308554] [2021-10-13 06:55:41,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:41,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:41,668 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 06:55:41,668 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:41,668 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483308554] [2021-10-13 06:55:41,669 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483308554] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:41,669 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:41,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 06:55:41,669 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784550065] [2021-10-13 06:55:41,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 06:55:41,670 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:41,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 06:55:41,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:41,671 INFO L87 Difference]: Start difference. First operand 6402 states and 9066 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 06:55:42,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:42,676 INFO L93 Difference]: Finished difference Result 12244 states and 17327 transitions. [2021-10-13 06:55:42,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:55:42,677 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 134 [2021-10-13 06:55:42,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:42,686 INFO L225 Difference]: With dead ends: 12244 [2021-10-13 06:55:42,686 INFO L226 Difference]: Without dead ends: 7469 [2021-10-13 06:55:42,692 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:42,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7469 states. [2021-10-13 06:55:43,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7469 to 6292. [2021-10-13 06:55:43,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6292 states, 6291 states have (on average 1.4142425687490066) internal successors, (8897), 6291 states have internal predecessors, (8897), 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 06:55:43,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6292 states to 6292 states and 8897 transitions. [2021-10-13 06:55:43,542 INFO L78 Accepts]: Start accepts. Automaton has 6292 states and 8897 transitions. Word has length 134 [2021-10-13 06:55:43,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:43,543 INFO L470 AbstractCegarLoop]: Abstraction has 6292 states and 8897 transitions. [2021-10-13 06:55:43,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 06:55:43,543 INFO L276 IsEmpty]: Start isEmpty. Operand 6292 states and 8897 transitions. [2021-10-13 06:55:43,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-10-13 06:55:43,548 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:43,548 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:43,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-13 06:55:43,549 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:43,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:43,549 INFO L82 PathProgramCache]: Analyzing trace with hash 89889774, now seen corresponding path program 1 times [2021-10-13 06:55:43,550 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:43,550 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193738318] [2021-10-13 06:55:43,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:43,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:43,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:43,604 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 06:55:43,604 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:43,604 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193738318] [2021-10-13 06:55:43,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193738318] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:43,605 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:43,605 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 06:55:43,605 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705471488] [2021-10-13 06:55:43,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 06:55:43,606 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:43,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 06:55:43,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:43,607 INFO L87 Difference]: Start difference. First operand 6292 states and 8897 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 06:55:44,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:44,392 INFO L93 Difference]: Finished difference Result 10146 states and 14328 transitions. [2021-10-13 06:55:44,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:55:44,392 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 134 [2021-10-13 06:55:44,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:44,405 INFO L225 Difference]: With dead ends: 10146 [2021-10-13 06:55:44,405 INFO L226 Difference]: Without dead ends: 6394 [2021-10-13 06:55:44,411 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:44,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6394 states. [2021-10-13 06:55:45,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6394 to 6247. [2021-10-13 06:55:45,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6247 states, 6246 states have (on average 1.409862311879603) internal successors, (8806), 6246 states have internal predecessors, (8806), 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 06:55:45,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6247 states to 6247 states and 8806 transitions. [2021-10-13 06:55:45,152 INFO L78 Accepts]: Start accepts. Automaton has 6247 states and 8806 transitions. Word has length 134 [2021-10-13 06:55:45,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:45,152 INFO L470 AbstractCegarLoop]: Abstraction has 6247 states and 8806 transitions. [2021-10-13 06:55:45,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 06:55:45,153 INFO L276 IsEmpty]: Start isEmpty. Operand 6247 states and 8806 transitions. [2021-10-13 06:55:45,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-10-13 06:55:45,156 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:45,157 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:45,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-13 06:55:45,157 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:45,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:45,158 INFO L82 PathProgramCache]: Analyzing trace with hash -234435760, now seen corresponding path program 1 times [2021-10-13 06:55:45,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:45,158 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681927886] [2021-10-13 06:55:45,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:45,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:45,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:45,201 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 06:55:45,202 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:45,202 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681927886] [2021-10-13 06:55:45,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681927886] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:45,202 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:45,202 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 06:55:45,203 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660510276] [2021-10-13 06:55:45,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 06:55:45,203 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:45,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 06:55:45,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:45,204 INFO L87 Difference]: Start difference. First operand 6247 states and 8806 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 06:55:46,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:46,120 INFO L93 Difference]: Finished difference Result 10486 states and 14724 transitions. [2021-10-13 06:55:46,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:55:46,121 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 134 [2021-10-13 06:55:46,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:46,128 INFO L225 Difference]: With dead ends: 10486 [2021-10-13 06:55:46,128 INFO L226 Difference]: Without dead ends: 6687 [2021-10-13 06:55:46,132 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:46,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6687 states. [2021-10-13 06:55:46,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6687 to 6197. [2021-10-13 06:55:46,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6197 states, 6196 states have (on average 1.4049386701097482) internal successors, (8705), 6196 states have internal predecessors, (8705), 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 06:55:46,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6197 states to 6197 states and 8705 transitions. [2021-10-13 06:55:46,790 INFO L78 Accepts]: Start accepts. Automaton has 6197 states and 8705 transitions. Word has length 134 [2021-10-13 06:55:46,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:46,791 INFO L470 AbstractCegarLoop]: Abstraction has 6197 states and 8705 transitions. [2021-10-13 06:55:46,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 06:55:46,791 INFO L276 IsEmpty]: Start isEmpty. Operand 6197 states and 8705 transitions. [2021-10-13 06:55:46,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-10-13 06:55:46,794 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:46,795 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:46,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-10-13 06:55:46,795 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:46,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:46,796 INFO L82 PathProgramCache]: Analyzing trace with hash 1053815574, now seen corresponding path program 1 times [2021-10-13 06:55:46,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:46,796 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912896463] [2021-10-13 06:55:46,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:46,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:46,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:55:46,840 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 06:55:46,840 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:55:46,840 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912896463] [2021-10-13 06:55:46,841 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912896463] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:55:46,841 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:55:46,841 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 06:55:46,841 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260063046] [2021-10-13 06:55:46,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 06:55:46,842 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:55:46,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 06:55:46,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:46,843 INFO L87 Difference]: Start difference. First operand 6197 states and 8705 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 06:55:47,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:55:47,848 INFO L93 Difference]: Finished difference Result 11436 states and 15985 transitions. [2021-10-13 06:55:47,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:55:47,848 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 134 [2021-10-13 06:55:47,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:55:47,856 INFO L225 Difference]: With dead ends: 11436 [2021-10-13 06:55:47,857 INFO L226 Difference]: Without dead ends: 7231 [2021-10-13 06:55:47,865 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:55:47,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7231 states. [2021-10-13 06:55:48,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7231 to 6136. [2021-10-13 06:55:48,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6136 states, 6135 states have (on average 1.4011409942950286) internal successors, (8596), 6135 states have internal predecessors, (8596), 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 06:55:48,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6136 states to 6136 states and 8596 transitions. [2021-10-13 06:55:48,636 INFO L78 Accepts]: Start accepts. Automaton has 6136 states and 8596 transitions. Word has length 134 [2021-10-13 06:55:48,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:55:48,636 INFO L470 AbstractCegarLoop]: Abstraction has 6136 states and 8596 transitions. [2021-10-13 06:55:48,636 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 06:55:48,636 INFO L276 IsEmpty]: Start isEmpty. Operand 6136 states and 8596 transitions. [2021-10-13 06:55:48,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-10-13 06:55:48,639 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:55:48,639 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:48,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-13 06:55:48,640 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:55:48,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:55:48,640 INFO L82 PathProgramCache]: Analyzing trace with hash 1879995260, now seen corresponding path program 1 times [2021-10-13 06:55:48,640 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:55:48,641 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095311629] [2021-10-13 06:55:48,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:55:48,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:55:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 06:55:48,842 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 06:55:49,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 06:55:49,312 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-13 06:55:49,312 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-13 06:55:49,313 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:55:49,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-10-13 06:55:49,324 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 06:55:49,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 06:55:49 BoogieIcfgContainer [2021-10-13 06:55:49,688 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 06:55:49,689 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 06:55:49,689 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 06:55:49,689 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 06:55:49,690 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:54:59" (3/4) ... [2021-10-13 06:55:49,692 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-13 06:55:50,040 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a25eaea-385c-401f-846b-cd62798c8cc3/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 06:55:50,041 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 06:55:50,043 INFO L168 Benchmark]: Toolchain (without parser) took 54058.65 ms. Allocated memory was 90.2 MB in the beginning and 1.9 GB in the end (delta: 1.8 GB). Free memory was 49.0 MB in the beginning and 1.6 GB in the end (delta: -1.6 GB). Peak memory consumption was 268.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:55:50,043 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 90.2 MB. Free memory is still 67.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:55:50,044 INFO L168 Benchmark]: CACSL2BoogieTranslator took 844.29 ms. Allocated memory is still 90.2 MB. Free memory was 48.8 MB in the beginning and 50.9 MB in the end (delta: -2.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:55:50,045 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.13 ms. Allocated memory is still 90.2 MB. Free memory was 50.7 MB in the beginning and 45.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:55:50,045 INFO L168 Benchmark]: Boogie Preprocessor took 91.17 ms. Allocated memory is still 90.2 MB. Free memory was 45.8 MB in the beginning and 42.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:55:50,046 INFO L168 Benchmark]: RCFGBuilder took 2647.70 ms. Allocated memory was 90.2 MB in the beginning and 132.1 MB in the end (delta: 41.9 MB). Free memory was 42.0 MB in the beginning and 78.8 MB in the end (delta: -36.7 MB). Peak memory consumption was 39.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:55:50,046 INFO L168 Benchmark]: TraceAbstraction took 49988.56 ms. Allocated memory was 132.1 MB in the beginning and 1.9 GB in the end (delta: 1.8 GB). Free memory was 77.8 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 197.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:55:50,047 INFO L168 Benchmark]: Witness Printer took 352.34 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.6 GB in the end (delta: 59.6 MB). Peak memory consumption was 58.7 MB. Max. memory is 16.1 GB. [2021-10-13 06:55:50,049 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 90.2 MB. Free memory is still 67.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 844.29 ms. Allocated memory is still 90.2 MB. Free memory was 48.8 MB in the beginning and 50.9 MB in the end (delta: -2.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 93.13 ms. Allocated memory is still 90.2 MB. Free memory was 50.7 MB in the beginning and 45.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 91.17 ms. Allocated memory is still 90.2 MB. Free memory was 45.8 MB in the beginning and 42.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2647.70 ms. Allocated memory was 90.2 MB in the beginning and 132.1 MB in the end (delta: 41.9 MB). Free memory was 42.0 MB in the beginning and 78.8 MB in the end (delta: -36.7 MB). Peak memory consumption was 39.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 49988.56 ms. Allocated memory was 132.1 MB in the beginning and 1.9 GB in the end (delta: 1.8 GB). Free memory was 77.8 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 197.2 MB. Max. memory is 16.1 GB. * Witness Printer took 352.34 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.6 GB in the end (delta: 59.6 MB). Peak memory consumption was 58.7 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: 924]: 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] _Bool newmax1 = 0; [L50] char id2 = '\x0'; [L51] unsigned char r2 = '\x0'; [L52] char st2 = '\x0'; [L53] char nl2 = '\x0'; [L54] char m2 = '\x0'; [L55] char max2 = '\x0'; [L56] _Bool mode2 = 0; [L57] _Bool newmax2 = 0; [L58] char id3 = '\x0'; [L59] unsigned char r3 = '\x0'; [L60] char st3 = '\x0'; [L61] char nl3 = '\x0'; [L62] char m3 = '\x0'; [L63] char max3 = '\x0'; [L64] _Bool mode3 = 0; [L65] _Bool newmax3 = 0; [L69] void (*nodes[3])() = { &node1, &node2, &node3 }; [L73] int __return_1897; [L74] int __return_2043; [L75] int __return_2176; [L76] int __return_2312; [L77] int __return_2456; [L78] int __return_2581; [L81] int main__c1; [L82] int main__i2; [L83] main__c1 = 0 [L84] ep12 = __VERIFIER_nondet_bool() [L85] ep13 = __VERIFIER_nondet_bool() [L86] ep21 = __VERIFIER_nondet_bool() [L87] ep23 = __VERIFIER_nondet_bool() [L88] ep31 = __VERIFIER_nondet_bool() [L89] ep32 = __VERIFIER_nondet_bool() [L90] id1 = __VERIFIER_nondet_char() [L91] r1 = __VERIFIER_nondet_uchar() [L92] st1 = __VERIFIER_nondet_char() [L93] nl1 = __VERIFIER_nondet_char() [L94] m1 = __VERIFIER_nondet_char() [L95] max1 = __VERIFIER_nondet_char() [L96] mode1 = __VERIFIER_nondet_bool() [L97] newmax1 = __VERIFIER_nondet_bool() [L98] id2 = __VERIFIER_nondet_char() [L99] r2 = __VERIFIER_nondet_uchar() [L100] st2 = __VERIFIER_nondet_char() [L101] nl2 = __VERIFIER_nondet_char() [L102] m2 = __VERIFIER_nondet_char() [L103] max2 = __VERIFIER_nondet_char() [L104] mode2 = __VERIFIER_nondet_bool() [L105] newmax2 = __VERIFIER_nondet_bool() [L106] id3 = __VERIFIER_nondet_char() [L107] r3 = __VERIFIER_nondet_uchar() [L108] st3 = __VERIFIER_nondet_char() [L109] nl3 = __VERIFIER_nondet_char() [L110] m3 = __VERIFIER_nondet_char() [L111] max3 = __VERIFIER_nondet_char() [L112] mode3 = __VERIFIER_nondet_bool() [L113] newmax3 = __VERIFIER_nondet_bool() [L115] _Bool init__r121; [L116] _Bool init__r131; [L117] _Bool init__r211; [L118] _Bool init__r231; [L119] _Bool init__r311; [L120] _Bool init__r321; [L121] _Bool init__r122; [L122] int init__tmp; [L123] _Bool init__r132; [L124] int init__tmp___0; [L125] _Bool init__r212; [L126] int init__tmp___1; [L127] _Bool init__r232; [L128] int init__tmp___2; [L129] _Bool init__r312; [L130] int init__tmp___3; [L131] _Bool init__r322; [L132] int init__tmp___4; [L133] int init__tmp___5; [L134] init__r121 = ep12 [L135] init__r131 = ep13 [L136] init__r211 = ep21 [L137] init__r231 = ep23 [L138] init__r311 = ep31 [L139] init__r321 = ep32 [L140] COND FALSE !(!(init__r121 == 0)) [L2498] COND TRUE !(init__r131 == 0) [L2500] COND TRUE !(ep32 == 0) [L2502] init__tmp = 1 [L144] init__r122 = (_Bool)init__tmp [L145] COND TRUE !(init__r131 == 0) [L147] init__tmp___0 = 1 [L149] init__r132 = (_Bool)init__tmp___0 [L150] COND TRUE !(init__r211 == 0) [L152] init__tmp___1 = 1 [L154] init__r212 = (_Bool)init__tmp___1 [L155] COND FALSE !(!(init__r231 == 0)) [L2429] COND TRUE !(init__r211 == 0) [L2431] COND TRUE !(ep13 == 0) [L2433] init__tmp___2 = 1 [L159] init__r232 = (_Bool)init__tmp___2 [L160] COND FALSE !(!(init__r311 == 0)) [L2406] COND TRUE !(init__r321 == 0) [L2408] COND TRUE !(ep21 == 0) [L2410] init__tmp___3 = 1 [L164] init__r312 = (_Bool)init__tmp___3 [L165] COND TRUE !(init__r321 == 0) [L167] init__tmp___4 = 1 [L169] init__r322 = (_Bool)init__tmp___4 VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L170] COND TRUE ((int)id1) != ((int)id2) VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L172] COND TRUE ((int)id1) != ((int)id3) VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L174] COND TRUE ((int)id2) != ((int)id3) VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L176] COND TRUE ((int)id1) >= 0 VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L178] COND TRUE ((int)id2) >= 0 VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L180] COND TRUE ((int)id3) >= 0 VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, 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] [L182] COND TRUE ((int)r1) == 0 VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, 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] [L184] COND TRUE ((int)r2) == 0 VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, 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] [L186] COND TRUE ((int)r3) == 0 VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L188] COND TRUE !(init__r122 == 0) VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L190] COND TRUE !(init__r132 == 0) VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L192] COND TRUE !(init__r212 == 0) VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L194] COND TRUE !(init__r232 == 0) VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L196] COND TRUE !(init__r312 == 0) VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L198] COND TRUE !(init__r322 == 0) VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L200] COND TRUE ((int)max1) == ((int)id1) VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L202] COND TRUE ((int)max2) == ((int)id2) VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L204] COND TRUE ((int)max3) == ((int)id3) VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L206] COND TRUE ((int)st1) == 0 VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L208] COND TRUE ((int)st2) == 0 VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L210] COND TRUE ((int)st3) == 0 VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L212] COND TRUE ((int)nl1) == 0 VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L214] COND TRUE ((int)nl2) == 0 VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L216] COND TRUE ((int)nl3) == 0 VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L218] COND TRUE ((int)mode1) == 0 VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, 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] [L220] COND TRUE ((int)mode2) == 0 VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, 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] [L222] COND TRUE ((int)mode3) == 0 VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, 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] [L224] COND TRUE !(newmax1 == 0) VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L226] COND TRUE !(newmax2 == 0) VAL [__return_1897=0, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L228] COND TRUE !(newmax3 == 0) [L230] init__tmp___5 = 1 [L231] __return_1897 = init__tmp___5 [L232] main__i2 = __return_1897 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L233] COND TRUE main__i2 != 0 [L235] p12_old = nomsg [L236] p12_new = nomsg [L237] p13_old = nomsg [L238] p13_new = nomsg [L239] p21_old = nomsg [L240] p21_new = nomsg [L241] p23_old = nomsg [L242] p23_new = nomsg [L243] p31_old = nomsg [L244] p31_new = nomsg [L245] p32_old = nomsg [L246] p32_new = nomsg [L247] main__i2 = 0 [L249] _Bool node1__newmax; [L250] node1__newmax = 0 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L251] COND FALSE !(!(mode1 == 0)) VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L257] COND TRUE ((int)r1) < 2 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L259] COND FALSE !(!(ep12 == 0)) VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L272] COND TRUE !(ep13 == 0) VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L274] COND TRUE !(newmax1 == 0) [L276] int node1____CPAchecker_TMP_1; VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L277] COND TRUE max1 != nomsg VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L279] COND TRUE p13_new == nomsg [L281] node1____CPAchecker_TMP_1 = max1 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L283] p13_new = node1____CPAchecker_TMP_1 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, 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] mode1 = 1 [L287] _Bool node2__newmax; [L288] node2__newmax = 0 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L289] COND FALSE !(!(mode2 == 0)) VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L295] COND TRUE ((int)r2) < 2 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, 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] [L297] COND TRUE !(ep21 == 0) VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, 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] [L299] COND TRUE !(newmax2 == 0) [L301] int node2____CPAchecker_TMP_0; VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, 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] [L302] COND TRUE max2 != nomsg VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, 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] [L304] COND TRUE p21_new == nomsg [L306] node2____CPAchecker_TMP_0 = max2 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L308] p21_new = node2____CPAchecker_TMP_0 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=127, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L310] COND FALSE !(!(ep23 == 0)) VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=127, 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] [L323] mode2 = 1 [L325] _Bool node3__newmax; [L326] node3__newmax = 0 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=127, 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] [L327] COND FALSE !(!(mode3 == 0)) VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=127, 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] [L333] COND TRUE ((int)r3) < 2 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=127, 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] [L335] COND FALSE !(!(ep31 == 0)) VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=127, 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] [L348] COND TRUE !(ep32 == 0) VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=127, 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] [L350] COND TRUE !(newmax3 == 0) [L352] int node3____CPAchecker_TMP_1; VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=127, 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] [L353] COND TRUE max3 != nomsg VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=127, 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] [L355] COND TRUE p32_new == nomsg [L357] node3____CPAchecker_TMP_1 = max3 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=127, 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] [L359] p32_new = node3____CPAchecker_TMP_1 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=6, p13_old=-1, p21=0, p21_new=127, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=126, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L361] mode3 = 1 [L362] p12_old = p12_new [L363] p12_new = nomsg [L364] p13_old = p13_new [L365] p13_new = nomsg [L366] p21_old = p21_new [L367] p21_new = nomsg [L368] p23_old = p23_new [L369] p23_new = nomsg [L370] p31_old = p31_new [L371] p31_new = nomsg [L372] p32_old = p32_new [L373] p32_new = nomsg [L375] int check__tmp; VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=127, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=126, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L376] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=127, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=126, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L378] COND TRUE (((int)st1) + ((int)nl1)) <= 1 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=127, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=126, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L380] COND TRUE (((int)st2) + ((int)nl2)) <= 1 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=127, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=126, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L382] COND TRUE (((int)st3) + ((int)nl3)) <= 1 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=127, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=126, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L384] COND FALSE !(((int)r1) >= 2) VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=127, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=126, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L390] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=127, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=126, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L392] COND TRUE ((int)r1) < 2 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=127, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=126, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L394] COND FALSE !(((int)r1) >= 2) VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=127, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=126, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L400] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 VAL [__return_1897=1, __return_2043=0, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=127, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=126, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L402] COND TRUE ((int)r1) < 2 [L404] check__tmp = 1 [L405] __return_2043 = check__tmp [L406] main__c1 = __return_2043 [L408] _Bool __tmp_1; [L409] __tmp_1 = main__c1 [L410] _Bool assert__arg; [L411] assert__arg = __tmp_1 VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=127, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=126, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L412] COND FALSE !(assert__arg == 0) [L419] _Bool node1__newmax; [L420] node1__newmax = 0 VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=127, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=126, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L421] COND TRUE !(mode1 == 0) VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-2, m2=0, m3=1, max1=6, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, p21=0, p21_new=-1, p21_old=127, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=126, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L423] COND FALSE !(r1 == 255) [L429] r1 = r1 + 1 [L430] COND TRUE !(ep21 == 0) [L432] m1 = p21_old [L433] p21_old = nomsg [L434] COND TRUE ((int)m1) > ((int)max1) [L436] max1 = m1 [L437] node1__newmax = 1 [L439] COND FALSE !(!(ep31 == 0)) [L448] newmax1 = node1__newmax VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=0, m3=1, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, 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=126, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L449] COND FALSE !(((int)r1) == 2) [L455] mode1 = 0 [L457] _Bool node2__newmax; [L458] node2__newmax = 0 VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=0, m3=1, max1=127, max2=127, max3=126, mode1=0, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, 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=126, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L459] COND TRUE !(mode2 == 0) VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=0, m3=1, max1=127, max2=127, max3=126, mode1=0, mode2=1, mode3=1, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, 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=126, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L461] COND FALSE !(r2 == 255) [L467] r2 = r2 + 1 [L468] COND FALSE !(!(ep12 == 0)) [L477] COND TRUE !(ep32 == 0) [L479] m2 = p32_old [L480] p32_old = nomsg [L481] COND FALSE !(((int)m2) > ((int)max2)) [L486] newmax2 = node2__newmax VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=1, max1=127, max2=127, max3=126, mode1=0, mode2=1, mode3=1, newmax1=1, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, 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=0, st2=0, st3=0] [L487] COND FALSE !(((int)r2) == 2) [L493] mode2 = 0 [L495] _Bool node3__newmax; [L496] node3__newmax = 0 VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=1, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=1, newmax1=1, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, 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=0, st2=0, st3=0] [L497] COND TRUE !(mode3 == 0) VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=1, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=1, newmax1=1, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=6, 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=0, st2=0, st3=0] [L499] COND FALSE !(r3 == 255) [L505] r3 = r3 + 1 [L506] COND TRUE !(ep13 == 0) [L508] m3 = p13_old [L509] p13_old = nomsg [L510] COND FALSE !(((int)m3) > ((int)max3)) [L515] COND FALSE !(!(ep23 == 0)) [L524] newmax3 = node3__newmax VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=1, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L525] COND FALSE !(((int)r3) == 2) [L531] mode3 = 0 [L532] p12_old = p12_new [L533] p12_new = nomsg [L534] p13_old = p13_new [L535] p13_new = nomsg [L536] p21_old = p21_new [L537] p21_new = nomsg [L538] p23_old = p23_new [L539] p23_new = nomsg [L540] p31_old = p31_new [L541] p31_new = nomsg [L542] p32_old = p32_new [L543] p32_new = nomsg [L545] int check__tmp; VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L546] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L548] COND TRUE (((int)st1) + ((int)nl1)) <= 1 VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L550] COND TRUE (((int)st2) + ((int)nl2)) <= 1 VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L552] COND TRUE (((int)st3) + ((int)nl3)) <= 1 VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L554] COND FALSE !(((int)r1) >= 2) VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L560] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L562] COND TRUE ((int)r1) < 2 VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L564] COND FALSE !(((int)r1) >= 2) VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L570] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 VAL [__return_1897=1, __return_2043=1, __return_2176=0, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L572] COND TRUE ((int)r1) < 2 [L574] check__tmp = 1 [L575] __return_2176 = check__tmp [L576] main__c1 = __return_2176 [L578] _Bool __tmp_2; [L579] __tmp_2 = main__c1 [L580] _Bool assert__arg; [L581] assert__arg = __tmp_2 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L582] COND FALSE !(assert__arg == 0) [L589] _Bool node1__newmax; [L590] node1__newmax = 0 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L591] COND FALSE !(!(mode1 == 0)) VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L597] COND TRUE ((int)r1) < 2 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L599] COND FALSE !(!(ep12 == 0)) VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L612] COND TRUE !(ep13 == 0) VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L614] COND TRUE !(newmax1 == 0) [L616] int node1____CPAchecker_TMP_1; VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L617] COND TRUE max1 != nomsg VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L619] COND TRUE p13_new == nomsg [L621] node1____CPAchecker_TMP_1 = max1 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=0, st2=0, st3=0] [L623] p13_new = node1____CPAchecker_TMP_1 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=127, 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=0, st2=0, st3=0] [L625] mode1 = 1 [L627] _Bool node2__newmax; [L628] node2__newmax = 0 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=127, 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=0, st2=0, st3=0] [L629] COND FALSE !(!(mode2 == 0)) VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=127, 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=0, st2=0, st3=0] [L635] COND TRUE ((int)r2) < 2 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=127, 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=0, st2=0, st3=0] [L637] COND TRUE !(ep21 == 0) VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=127, 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=0, st2=0, st3=0] [L639] COND FALSE !(!(newmax2 == 0)) VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=127, 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=0, st2=0, st3=0] [L650] COND FALSE !(!(ep23 == 0)) VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=0, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=127, 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=0, st2=0, st3=0] [L663] mode2 = 1 [L665] _Bool node3__newmax; [L666] node3__newmax = 0 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=127, 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=0, st2=0, st3=0] [L667] COND FALSE !(!(mode3 == 0)) VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=127, 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=0, st2=0, st3=0] [L673] COND TRUE ((int)r3) < 2 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=127, 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=0, st2=0, st3=0] [L675] COND FALSE !(!(ep31 == 0)) VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=127, 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=0, st2=0, st3=0] [L688] COND TRUE !(ep32 == 0) VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=127, 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=0, st2=0, st3=0] [L690] COND FALSE !(!(newmax3 == 0)) VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=0, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=127, 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=0, st2=0, st3=0] [L701] mode3 = 1 [L702] p12_old = p12_new [L703] p12_new = nomsg [L704] p13_old = p13_new [L705] p13_new = nomsg [L706] p21_old = p21_new [L707] p21_new = nomsg [L708] p23_old = p23_new [L709] p23_new = nomsg [L710] p31_old = p31_new [L711] p31_new = nomsg [L712] p32_old = p32_new [L713] p32_new = nomsg [L715] int check__tmp; VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=0, st2=0, st3=0] [L716] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=0, st2=0, st3=0] [L718] COND TRUE (((int)st1) + ((int)nl1)) <= 1 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=0, st2=0, st3=0] [L720] COND TRUE (((int)st2) + ((int)nl2)) <= 1 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=0, st2=0, st3=0] [L722] COND TRUE (((int)st3) + ((int)nl3)) <= 1 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=0, st2=0, st3=0] [L724] COND FALSE !(((int)r1) >= 2) VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=0, st2=0, st3=0] [L730] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=0, st2=0, st3=0] [L732] COND TRUE ((int)r1) < 2 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=0, st2=0, st3=0] [L734] COND FALSE !(((int)r1) >= 2) VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=0, st2=0, st3=0] [L740] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=0, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=0, st2=0, st3=0] [L742] COND TRUE ((int)r1) < 2 [L744] check__tmp = 1 [L745] __return_2312 = check__tmp [L746] main__c1 = __return_2312 [L748] _Bool __tmp_3; [L749] __tmp_3 = main__c1 [L750] _Bool assert__arg; [L751] assert__arg = __tmp_3 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=1, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=0, st2=0, st3=0] [L752] COND FALSE !(assert__arg == 0) [L759] _Bool node1__newmax; [L760] node1__newmax = 0 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=1, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=0, st2=0, st3=0] [L761] COND TRUE !(mode1 == 0) VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=1, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=127, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=1, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=0, st2=0, st3=0] [L763] COND FALSE !(r1 == 255) [L769] r1 = r1 + 1 [L770] COND TRUE !(ep21 == 0) [L772] m1 = p21_old [L773] p21_old = nomsg [L774] COND FALSE !(((int)m1) > ((int)max1)) [L779] COND FALSE !(!(ep31 == 0)) [L788] newmax1 = node1__newmax VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=1, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-1, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=1, mode2=1, mode3=1, newmax1=0, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=2, r2=1, r3=1, st1=0, st2=0, st3=0] [L789] COND TRUE ((int)r1) == 2 [L791] COND FALSE !(((int)max1) == ((int)id1)) [L1665] st1 = 1 [L795] mode1 = 0 [L797] _Bool node2__newmax; [L798] node2__newmax = 0 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=1, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-1, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=1, mode3=1, newmax1=0, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=2, r2=1, r3=1, st1=1, st2=0, st3=0] [L799] COND TRUE !(mode2 == 0) VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=1, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-1, m2=126, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=1, mode3=1, newmax1=0, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=2, r2=1, r3=1, st1=1, st2=0, st3=0] [L801] COND FALSE !(r2 == 255) [L807] r2 = r2 + 1 [L808] COND FALSE !(!(ep12 == 0)) [L817] COND TRUE !(ep32 == 0) [L819] m2 = p32_old [L820] p32_old = nomsg [L821] COND FALSE !(((int)m2) > ((int)max2)) [L826] newmax2 = node2__newmax VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=1, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-1, m2=-1, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=1, mode3=1, newmax1=0, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=2, r2=2, r3=1, st1=1, st2=0, st3=0] [L827] COND TRUE ((int)r2) == 2 [L829] COND TRUE ((int)max2) == ((int)id2) [L831] st2 = 1 [L833] mode2 = 0 [L835] _Bool node3__newmax; [L836] node3__newmax = 0 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=1, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-1, m2=-1, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=1, newmax1=0, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=2, r2=2, r3=1, st1=1, st2=1, st3=0] [L837] COND TRUE !(mode3 == 0) VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=1, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-1, m2=-1, m3=6, max1=127, max2=127, max3=126, mode1=0, mode2=0, mode3=1, newmax1=0, newmax2=0, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=127, 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=2, r2=2, r3=1, st1=1, st2=1, st3=0] [L839] COND FALSE !(r3 == 255) [L845] r3 = r3 + 1 [L846] COND TRUE !(ep13 == 0) [L848] m3 = p13_old [L849] p13_old = nomsg [L850] COND TRUE ((int)m3) > ((int)max3) [L852] max3 = m3 [L853] node3__newmax = 1 [L855] COND FALSE !(!(ep23 == 0)) [L864] newmax3 = node3__newmax VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=1, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-1, m2=-1, m3=127, max1=127, max2=127, max3=127, mode1=0, mode2=0, mode3=1, newmax1=0, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=2, r2=2, r3=2, st1=1, st2=1, st3=0] [L865] COND TRUE ((int)r3) == 2 [L867] COND FALSE !(((int)max3) == ((int)id3)) [L1589] nl3 = 1 [L871] mode3 = 0 [L872] p12_old = p12_new [L873] p12_new = nomsg [L874] p13_old = p13_new [L875] p13_new = nomsg [L876] p21_old = p21_new [L877] p21_new = nomsg [L878] p23_old = p23_new [L879] p23_new = nomsg [L880] p31_old = p31_new [L881] p31_new = nomsg [L882] p32_old = p32_new [L883] p32_new = nomsg [L885] int check__tmp; VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=1, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-1, m2=-1, m3=127, max1=127, max2=127, max3=127, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=1, 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=2, r2=2, r3=2, st1=1, st2=1, st3=0] [L886] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) <= 1) [L1582] check__tmp = 0 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=1, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-1, m2=-1, m3=127, max1=127, max2=127, max3=127, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=1, 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=2, r2=2, r3=2, st1=1, st2=1, st3=0] [L914] __return_2456 = check__tmp [L915] main__c1 = __return_2456 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=1, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-1, m2=-1, m3=127, max1=127, max2=127, max3=127, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=1, 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=2, r2=2, r3=2, st1=1, st2=1, st3=0] [L918] _Bool __tmp_4; [L919] __tmp_4 = main__c1 [L920] _Bool assert__arg; [L921] assert__arg = __tmp_4 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=1, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-1, m2=-1, m3=127, max1=127, max2=127, max3=127, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=1, 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=2, r2=2, r3=2, st1=1, st2=1, st3=0] [L922] COND TRUE assert__arg == 0 VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=1, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-1, m2=-1, m3=127, max1=127, max2=127, max3=127, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=1, 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=2, r2=2, r3=2, st1=1, st2=1, st3=0] [L924] reach_error() VAL [__return_1897=1, __return_2043=1, __return_2176=1, __return_2312=1, __return_2456=0, __return_2581=0, __return_main=0, ep12=0, ep13=255, ep21=1, ep23=0, ep31=0, ep32=1, id1=6, id2=127, id3=126, m1=-1, m2=-1, m3=127, max1=127, max2=127, max3=127, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=1, 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=2, r2=2, r3=2, st1=1, st2=1, st3=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 250 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 49538.4ms, OverallIterations: 22, TraceHistogramMax: 1, EmptinessCheckTime: 119.1ms, AutomataDifference: 27577.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 21.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 7730 SDtfs, 13359 SDslu, 14778 SDs, 0 SdLazy, 5973 SolverSat, 196 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6493.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 175 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 794 ImplicationChecksByTransitivity, 10711.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=7230occurred in iteration=13, InterpolantAutomatonStates: 133, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 11227.0ms AutomataMinimizationTime, 21 MinimizatonAttempts, 7292 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 192.0ms SsaConstructionTime, 1790.1ms SatisfiabilityAnalysisTime, 7737.0ms InterpolantComputationTime, 2841 NumberOfCodeBlocks, 2841 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 2684 ConstructedInterpolants, 0 QuantifiedInterpolants, 21232 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-13 06:55:50,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a25eaea-385c-401f-846b-cd62798c8cc3/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...