./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs --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 1474bc64ac4b96eeeba8ccfc79707c137885ffd9 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-5709675 [2021-10-16 02:30:44,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:30:44,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:30:44,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:30:44,867 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:30:44,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:30:44,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:30:44,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:30:44,876 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:30:44,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:30:44,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:30:44,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:30:44,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:30:44,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:30:44,885 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:30:44,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:30:44,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:30:44,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:30:44,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:30:44,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:30:44,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:30:44,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:30:44,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:30:44,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:30:44,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:30:44,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:30:44,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:30:44,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:30:44,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:30:44,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:30:44,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:30:44,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:30:44,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:30:44,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:30:44,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:30:44,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:30:44,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:30:44,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:30:44,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:30:44,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:30:44,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:30:44,937 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-16 02:30:44,982 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:30:44,983 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:30:44,985 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:30:44,985 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:30:44,986 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:30:44,986 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:30:44,986 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 02:30:44,986 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:30:44,987 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:30:44,987 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 02:30:44,994 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 02:30:44,995 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:30:44,995 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 02:30:44,995 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 02:30:44,995 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 02:30:44,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:30:44,997 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 02:30:44,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:30:44,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 02:30:44,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:30:44,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:30:44,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:30:44,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:30:44,998 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:30:44,998 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 02:30:44,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:30:44,999 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:30:44,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:30:44,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:30:45,000 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:30:45,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:30:45,000 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:30:45,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:30:45,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:30:45,001 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 02:30:45,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 02:30:45,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:30:45,002 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:30:45,002 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:30:45,002 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_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1474bc64ac4b96eeeba8ccfc79707c137885ffd9 [2021-10-16 02:30:45,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:30:45,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:30:45,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:30:45,295 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:30:45,296 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:30:45,297 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-10-16 02:30:45,381 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs/data/b6305c11d/5f2ddecb110c490797554302c2984ce1/FLAG0efb44f91 [2021-10-16 02:30:45,986 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:30:45,987 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-10-16 02:30:45,998 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs/data/b6305c11d/5f2ddecb110c490797554302c2984ce1/FLAG0efb44f91 [2021-10-16 02:30:46,265 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs/data/b6305c11d/5f2ddecb110c490797554302c2984ce1 [2021-10-16 02:30:46,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:30:46,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:30:46,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:30:46,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:30:46,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:30:46,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:30:46" (1/1) ... [2021-10-16 02:30:46,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13626fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:30:46, skipping insertion in model container [2021-10-16 02:30:46,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:30:46" (1/1) ... [2021-10-16 02:30:46,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:30:46,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:30:46,729 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_e0f23b81-1926-434c-ab3c-89c5c7a073a3/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[10668,10681] [2021-10-16 02:30:46,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:30:46,832 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 02:30:46,947 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_e0f23b81-1926-434c-ab3c-89c5c7a073a3/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[10668,10681] [2021-10-16 02:30:46,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:30:47,010 INFO L208 MainTranslator]: Completed translation [2021-10-16 02:30:47,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:30:47 WrapperNode [2021-10-16 02:30:47,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:30:47,012 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 02:30:47,012 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 02:30:47,012 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 02:30:47,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:30:47" (1/1) ... [2021-10-16 02:30:47,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:30:47" (1/1) ... [2021-10-16 02:30:47,142 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 02:30:47,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 02:30:47,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 02:30:47,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 02:30:47,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:30:47" (1/1) ... [2021-10-16 02:30:47,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:30:47" (1/1) ... [2021-10-16 02:30:47,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:30:47" (1/1) ... [2021-10-16 02:30:47,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:30:47" (1/1) ... [2021-10-16 02:30:47,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:30:47" (1/1) ... [2021-10-16 02:30:47,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:30:47" (1/1) ... [2021-10-16 02:30:47,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:30:47" (1/1) ... [2021-10-16 02:30:47,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 02:30:47,238 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 02:30:47,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 02:30:47,238 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 02:30:47,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:30:47" (1/1) ... [2021-10-16 02:30:47,257 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:30:47,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 02:30:47,299 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 02:30:47,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 02:30:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-16 02:30:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 02:30:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 02:30:47,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 02:30:49,619 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 02:30:49,620 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-16 02:30:49,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:30:49 BoogieIcfgContainer [2021-10-16 02:30:49,624 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 02:30:49,626 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 02:30:49,626 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 02:30:49,630 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 02:30:49,630 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 02:30:46" (1/3) ... [2021-10-16 02:30:49,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6844aa37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:30:49, skipping insertion in model container [2021-10-16 02:30:49,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:30:47" (2/3) ... [2021-10-16 02:30:49,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6844aa37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:30:49, skipping insertion in model container [2021-10-16 02:30:49,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:30:49" (3/3) ... [2021-10-16 02:30:49,634 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-10-16 02:30:49,640 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 02:30:49,641 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-16 02:30:49,699 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-16 02:30:49,707 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 [2021-10-16 02:30:49,707 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-16 02:30:49,731 INFO L276 IsEmpty]: Start isEmpty. Operand has 173 states, 171 states have (on average 1.7719298245614035) internal successors, (303), 172 states have internal predecessors, (303), 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) [2021-10-16 02:30:49,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-16 02:30:49,742 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:30:49,743 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] [2021-10-16 02:30:49,743 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:30:49,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:30:49,750 INFO L82 PathProgramCache]: Analyzing trace with hash 1085184665, now seen corresponding path program 1 times [2021-10-16 02:30:49,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 02:30:49,761 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698586738] [2021-10-16 02:30:49,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:30:49,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 02:30:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 02:30:50,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:30:50,539 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-16 02:30:50,540 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698586738] [2021-10-16 02:30:50,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698586738] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 02:30:50,541 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 02:30:50,541 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 02:30:50,543 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969086068] [2021-10-16 02:30:50,550 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 02:30:50,551 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-16 02:30:50,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 02:30:50,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-16 02:30:50,580 INFO L87 Difference]: Start difference. First operand has 173 states, 171 states have (on average 1.7719298245614035) internal successors, (303), 172 states have internal predecessors, (303), 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 15.4) internal successors, (77), 4 states have internal predecessors, (77), 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) [2021-10-16 02:30:50,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:30:50,846 INFO L93 Difference]: Finished difference Result 386 states and 665 transitions. [2021-10-16 02:30:50,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 02:30:50,848 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 4 states have internal predecessors, (77), 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 77 [2021-10-16 02:30:50,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:30:50,874 INFO L225 Difference]: With dead ends: 386 [2021-10-16 02:30:50,874 INFO L226 Difference]: Without dead ends: 277 [2021-10-16 02:30:50,880 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 75.8ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-16 02:30:50,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2021-10-16 02:30:50,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 275. [2021-10-16 02:30:50,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 274 states have (on average 1.4087591240875912) internal successors, (386), 274 states have internal predecessors, (386), 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) [2021-10-16 02:30:50,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 386 transitions. [2021-10-16 02:30:50,958 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 386 transitions. Word has length 77 [2021-10-16 02:30:50,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:30:50,959 INFO L470 AbstractCegarLoop]: Abstraction has 275 states and 386 transitions. [2021-10-16 02:30:50,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 4 states have internal predecessors, (77), 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) [2021-10-16 02:30:50,960 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 386 transitions. [2021-10-16 02:30:50,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-10-16 02:30:50,963 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:30:50,963 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] [2021-10-16 02:30:50,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-16 02:30:50,964 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:30:50,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:30:50,965 INFO L82 PathProgramCache]: Analyzing trace with hash 1402708713, now seen corresponding path program 1 times [2021-10-16 02:30:50,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 02:30:50,965 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623523595] [2021-10-16 02:30:50,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:30:50,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 02:30:51,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 02:30:51,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:30:51,165 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-16 02:30:51,166 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623523595] [2021-10-16 02:30:51,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623523595] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 02:30:51,166 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 02:30:51,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-16 02:30:51,167 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033242993] [2021-10-16 02:30:51,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 02:30:51,169 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-16 02:30:51,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 02:30:51,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 02:30:51,172 INFO L87 Difference]: Start difference. First operand 275 states and 386 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2021-10-16 02:30:51,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:30:51,263 INFO L93 Difference]: Finished difference Result 573 states and 838 transitions. [2021-10-16 02:30:51,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 02:30:51,265 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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 78 [2021-10-16 02:30:51,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:30:51,269 INFO L225 Difference]: With dead ends: 573 [2021-10-16 02:30:51,269 INFO L226 Difference]: Without dead ends: 384 [2021-10-16 02:30:51,274 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 [2021-10-16 02:30:51,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2021-10-16 02:30:51,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 382. [2021-10-16 02:30:51,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 382 states, 381 states have (on average 1.4671916010498687) internal successors, (559), 381 states have internal predecessors, (559), 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) [2021-10-16 02:30:51,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 559 transitions. [2021-10-16 02:30:51,353 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 559 transitions. Word has length 78 [2021-10-16 02:30:51,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:30:51,353 INFO L470 AbstractCegarLoop]: Abstraction has 382 states and 559 transitions. [2021-10-16 02:30:51,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2021-10-16 02:30:51,354 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 559 transitions. [2021-10-16 02:30:51,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-10-16 02:30:51,361 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:30:51,362 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] [2021-10-16 02:30:51,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-16 02:30:51,363 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:30:51,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:30:51,364 INFO L82 PathProgramCache]: Analyzing trace with hash 2109949314, now seen corresponding path program 1 times [2021-10-16 02:30:51,365 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 02:30:51,366 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182826238] [2021-10-16 02:30:51,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:30:51,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 02:30:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 02:30:51,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:30:51,496 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-16 02:30:51,496 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182826238] [2021-10-16 02:30:51,497 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182826238] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 02:30:51,497 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 02:30:51,502 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-16 02:30:51,503 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451997852] [2021-10-16 02:30:51,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 02:30:51,504 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-16 02:30:51,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 02:30:51,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 02:30:51,505 INFO L87 Difference]: Start difference. First operand 382 states and 559 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2021-10-16 02:30:51,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:30:51,588 INFO L93 Difference]: Finished difference Result 899 states and 1367 transitions. [2021-10-16 02:30:51,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 02:30:51,589 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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 78 [2021-10-16 02:30:51,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:30:51,595 INFO L225 Difference]: With dead ends: 899 [2021-10-16 02:30:51,596 INFO L226 Difference]: Without dead ends: 578 [2021-10-16 02:30:51,598 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 02:30:51,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2021-10-16 02:30:51,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 576. [2021-10-16 02:30:51,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 576 states, 575 states have (on average 1.5182608695652173) internal successors, (873), 575 states have internal predecessors, (873), 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) [2021-10-16 02:30:51,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 873 transitions. [2021-10-16 02:30:51,685 INFO L78 Accepts]: Start accepts. Automaton has 576 states and 873 transitions. Word has length 78 [2021-10-16 02:30:51,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:30:51,686 INFO L470 AbstractCegarLoop]: Abstraction has 576 states and 873 transitions. [2021-10-16 02:30:51,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2021-10-16 02:30:51,687 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 873 transitions. [2021-10-16 02:30:51,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-10-16 02:30:51,690 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:30:51,691 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] [2021-10-16 02:30:51,691 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-16 02:30:51,691 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:30:51,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:30:51,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1264160623, now seen corresponding path program 1 times [2021-10-16 02:30:51,693 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 02:30:51,693 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313322565] [2021-10-16 02:30:51,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:30:51,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 02:30:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 02:30:51,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:30:51,845 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-16 02:30:51,845 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313322565] [2021-10-16 02:30:51,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313322565] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 02:30:51,846 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 02:30:51,846 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 02:30:51,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135696851] [2021-10-16 02:30:51,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 02:30:51,847 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-16 02:30:51,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 02:30:51,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-16 02:30:51,848 INFO L87 Difference]: Start difference. First operand 576 states and 873 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 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) [2021-10-16 02:30:52,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:30:52,017 INFO L93 Difference]: Finished difference Result 1070 states and 1641 transitions. [2021-10-16 02:30:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 02:30:52,018 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 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 81 [2021-10-16 02:30:52,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:30:52,022 INFO L225 Difference]: With dead ends: 1070 [2021-10-16 02:30:52,022 INFO L226 Difference]: Without dead ends: 576 [2021-10-16 02:30:52,023 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 [2021-10-16 02:30:52,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 576 states. [2021-10-16 02:30:52,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 576 to 576. [2021-10-16 02:30:52,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 576 states, 575 states have (on average 1.5026086956521738) internal successors, (864), 575 states have internal predecessors, (864), 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) [2021-10-16 02:30:52,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 864 transitions. [2021-10-16 02:30:52,074 INFO L78 Accepts]: Start accepts. Automaton has 576 states and 864 transitions. Word has length 81 [2021-10-16 02:30:52,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:30:52,074 INFO L470 AbstractCegarLoop]: Abstraction has 576 states and 864 transitions. [2021-10-16 02:30:52,075 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 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) [2021-10-16 02:30:52,075 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 864 transitions. [2021-10-16 02:30:52,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-10-16 02:30:52,076 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:30:52,076 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] [2021-10-16 02:30:52,076 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-16 02:30:52,077 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:30:52,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:30:52,077 INFO L82 PathProgramCache]: Analyzing trace with hash 670666058, now seen corresponding path program 1 times [2021-10-16 02:30:52,078 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 02:30:52,078 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086920994] [2021-10-16 02:30:52,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:30:52,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 02:30:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 02:30:52,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:30:52,387 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-16 02:30:52,387 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086920994] [2021-10-16 02:30:52,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086920994] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 02:30:52,388 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 02:30:52,388 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 02:30:52,388 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112906612] [2021-10-16 02:30:52,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 02:30:52,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-16 02:30:52,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 02:30:52,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-16 02:30:52,390 INFO L87 Difference]: Start difference. First operand 576 states and 864 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 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) [2021-10-16 02:30:52,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:30:52,591 INFO L93 Difference]: Finished difference Result 1525 states and 2339 transitions. [2021-10-16 02:30:52,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 02:30:52,592 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 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 81 [2021-10-16 02:30:52,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:30:52,599 INFO L225 Difference]: With dead ends: 1525 [2021-10-16 02:30:52,599 INFO L226 Difference]: Without dead ends: 1057 [2021-10-16 02:30:52,600 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 66.2ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-16 02:30:52,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1057 states. [2021-10-16 02:30:52,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1057 to 1055. [2021-10-16 02:30:52,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1055 states, 1054 states have (on average 1.5123339658444024) internal successors, (1594), 1054 states have internal predecessors, (1594), 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) [2021-10-16 02:30:52,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 1055 states and 1594 transitions. [2021-10-16 02:30:52,726 INFO L78 Accepts]: Start accepts. Automaton has 1055 states and 1594 transitions. Word has length 81 [2021-10-16 02:30:52,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:30:52,727 INFO L470 AbstractCegarLoop]: Abstraction has 1055 states and 1594 transitions. [2021-10-16 02:30:52,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 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) [2021-10-16 02:30:52,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1594 transitions. [2021-10-16 02:30:52,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-10-16 02:30:52,728 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:30:52,729 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] [2021-10-16 02:30:52,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-16 02:30:52,729 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:30:52,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:30:52,730 INFO L82 PathProgramCache]: Analyzing trace with hash 681075429, now seen corresponding path program 1 times [2021-10-16 02:30:52,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 02:30:52,730 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432086036] [2021-10-16 02:30:52,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:30:52,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 02:30:52,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 02:30:52,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:30:52,928 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-16 02:30:52,928 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432086036] [2021-10-16 02:30:52,929 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432086036] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 02:30:52,929 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 02:30:52,929 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 02:30:52,929 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693900036] [2021-10-16 02:30:52,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 02:30:52,930 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-16 02:30:52,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 02:30:52,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-16 02:30:52,931 INFO L87 Difference]: Start difference. First operand 1055 states and 1594 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 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) [2021-10-16 02:30:53,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:30:53,160 INFO L93 Difference]: Finished difference Result 2369 states and 3678 transitions. [2021-10-16 02:30:53,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 02:30:53,161 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 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 81 [2021-10-16 02:30:53,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:30:53,171 INFO L225 Difference]: With dead ends: 2369 [2021-10-16 02:30:53,171 INFO L226 Difference]: Without dead ends: 1468 [2021-10-16 02:30:53,173 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 37.2ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-16 02:30:53,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1468 states. [2021-10-16 02:30:53,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1468 to 1065. [2021-10-16 02:30:53,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1065 states, 1064 states have (on average 1.5103383458646618) internal successors, (1607), 1064 states have internal predecessors, (1607), 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) [2021-10-16 02:30:53,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 1065 states and 1607 transitions. [2021-10-16 02:30:53,313 INFO L78 Accepts]: Start accepts. Automaton has 1065 states and 1607 transitions. Word has length 81 [2021-10-16 02:30:53,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:30:53,314 INFO L470 AbstractCegarLoop]: Abstraction has 1065 states and 1607 transitions. [2021-10-16 02:30:53,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 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) [2021-10-16 02:30:53,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1607 transitions. [2021-10-16 02:30:53,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-10-16 02:30:53,315 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:30:53,316 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 02:30:53,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-16 02:30:53,316 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:30:53,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:30:53,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1669981004, now seen corresponding path program 1 times [2021-10-16 02:30:53,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 02:30:53,317 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061550409] [2021-10-16 02:30:53,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:30:53,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 02:30:53,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 02:30:53,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:30:53,364 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-16 02:30:53,365 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061550409] [2021-10-16 02:30:53,365 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061550409] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 02:30:53,365 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 02:30:53,365 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-16 02:30:53,365 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083647587] [2021-10-16 02:30:53,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 02:30:53,366 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-16 02:30:53,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 02:30:53,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 02:30:53,367 INFO L87 Difference]: Start difference. First operand 1065 states and 1607 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:30:53,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:30:53,603 INFO L93 Difference]: Finished difference Result 2780 states and 4303 transitions. [2021-10-16 02:30:53,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 02:30:53,604 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2021-10-16 02:30:53,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:30:53,616 INFO L225 Difference]: With dead ends: 2780 [2021-10-16 02:30:53,617 INFO L226 Difference]: Without dead ends: 1755 [2021-10-16 02:30:53,619 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 02:30:53,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1755 states. [2021-10-16 02:30:53,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1755 to 1753. [2021-10-16 02:30:53,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1753 states, 1752 states have (on average 1.5439497716894977) internal successors, (2705), 1752 states have internal predecessors, (2705), 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) [2021-10-16 02:30:53,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1753 states and 2705 transitions. [2021-10-16 02:30:53,835 INFO L78 Accepts]: Start accepts. Automaton has 1753 states and 2705 transitions. Word has length 82 [2021-10-16 02:30:53,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:30:53,835 INFO L470 AbstractCegarLoop]: Abstraction has 1753 states and 2705 transitions. [2021-10-16 02:30:53,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:30:53,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2705 transitions. [2021-10-16 02:30:53,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-16 02:30:53,837 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:30:53,837 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] [2021-10-16 02:30:53,837 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-16 02:30:53,837 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:30:53,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:30:53,838 INFO L82 PathProgramCache]: Analyzing trace with hash 273357424, now seen corresponding path program 1 times [2021-10-16 02:30:53,838 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 02:30:53,838 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799501513] [2021-10-16 02:30:53,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:30:53,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 02:30:53,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 02:30:53,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:30:53,932 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-16 02:30:53,933 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799501513] [2021-10-16 02:30:53,933 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799501513] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 02:30:53,933 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 02:30:53,933 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 02:30:53,933 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501257360] [2021-10-16 02:30:53,934 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 02:30:53,934 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-16 02:30:53,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 02:30:53,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-16 02:30:53,935 INFO L87 Difference]: Start difference. First operand 1753 states and 2705 transitions. Second operand has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 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) [2021-10-16 02:30:54,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:30:54,263 INFO L93 Difference]: Finished difference Result 3468 states and 5369 transitions. [2021-10-16 02:30:54,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 02:30:54,264 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 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 85 [2021-10-16 02:30:54,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:30:54,274 INFO L225 Difference]: With dead ends: 3468 [2021-10-16 02:30:54,275 INFO L226 Difference]: Without dead ends: 1753 [2021-10-16 02:30:54,277 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-16 02:30:54,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1753 states. [2021-10-16 02:30:54,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1753 to 1753. [2021-10-16 02:30:54,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1753 states, 1752 states have (on average 1.5245433789954337) internal successors, (2671), 1752 states have internal predecessors, (2671), 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) [2021-10-16 02:30:54,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1753 states and 2671 transitions. [2021-10-16 02:30:54,495 INFO L78 Accepts]: Start accepts. Automaton has 1753 states and 2671 transitions. Word has length 85 [2021-10-16 02:30:54,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:30:54,496 INFO L470 AbstractCegarLoop]: Abstraction has 1753 states and 2671 transitions. [2021-10-16 02:30:54,496 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 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) [2021-10-16 02:30:54,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2671 transitions. [2021-10-16 02:30:54,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-16 02:30:54,498 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:30:54,498 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] [2021-10-16 02:30:54,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-16 02:30:54,498 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:30:54,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:30:54,499 INFO L82 PathProgramCache]: Analyzing trace with hash -302390187, now seen corresponding path program 1 times [2021-10-16 02:30:54,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 02:30:54,500 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586952355] [2021-10-16 02:30:54,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:30:54,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 02:30:54,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 02:30:54,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:30:54,817 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-16 02:30:54,818 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586952355] [2021-10-16 02:30:54,818 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586952355] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 02:30:54,818 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 02:30:54,818 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 02:30:54,820 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942875104] [2021-10-16 02:30:54,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 02:30:54,821 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-16 02:30:54,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 02:30:54,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-16 02:30:54,823 INFO L87 Difference]: Start difference. First operand 1753 states and 2671 transitions. Second operand has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 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) [2021-10-16 02:30:55,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:30:55,255 INFO L93 Difference]: Finished difference Result 4640 states and 7115 transitions. [2021-10-16 02:30:55,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 02:30:55,257 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 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 85 [2021-10-16 02:30:55,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:30:55,277 INFO L225 Difference]: With dead ends: 4640 [2021-10-16 02:30:55,277 INFO L226 Difference]: Without dead ends: 3010 [2021-10-16 02:30:55,286 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 31.9ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-16 02:30:55,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3010 states. [2021-10-16 02:30:55,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3010 to 3008. [2021-10-16 02:30:55,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3008 states, 3007 states have (on average 1.5154639175257731) internal successors, (4557), 3007 states have internal predecessors, (4557), 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) [2021-10-16 02:30:55,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 3008 states and 4557 transitions. [2021-10-16 02:30:55,670 INFO L78 Accepts]: Start accepts. Automaton has 3008 states and 4557 transitions. Word has length 85 [2021-10-16 02:30:55,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:30:55,670 INFO L470 AbstractCegarLoop]: Abstraction has 3008 states and 4557 transitions. [2021-10-16 02:30:55,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 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) [2021-10-16 02:30:55,671 INFO L276 IsEmpty]: Start isEmpty. Operand 3008 states and 4557 transitions. [2021-10-16 02:30:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-10-16 02:30:55,674 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:30:55,674 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] [2021-10-16 02:30:55,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-16 02:30:55,675 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:30:55,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:30:55,675 INFO L82 PathProgramCache]: Analyzing trace with hash -2072735477, now seen corresponding path program 1 times [2021-10-16 02:30:55,676 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 02:30:55,677 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043803949] [2021-10-16 02:30:55,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:30:55,678 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 02:30:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-16 02:30:55,852 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-16 02:30:55,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-16 02:30:56,083 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-16 02:30:56,083 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-16 02:30:56,084 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 02:30:56,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-16 02:30:56,092 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 02:30:56,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 02:30:56 BoogieIcfgContainer [2021-10-16 02:30:56,306 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 02:30:56,307 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-16 02:30:56,307 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-16 02:30:56,307 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-16 02:30:56,307 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:30:49" (3/4) ... [2021-10-16 02:30:56,309 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-16 02:30:56,472 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs/witness.graphml [2021-10-16 02:30:56,472 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-16 02:30:56,473 INFO L168 Benchmark]: Toolchain (without parser) took 10202.89 ms. Allocated memory was 102.8 MB in the beginning and 232.8 MB in the end (delta: 130.0 MB). Free memory was 68.1 MB in the beginning and 77.3 MB in the end (delta: -9.1 MB). Peak memory consumption was 120.5 MB. Max. memory is 16.1 GB. [2021-10-16 02:30:56,474 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 102.8 MB. Free memory was 56.2 MB in the beginning and 56.1 MB in the end (delta: 44.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:30:56,474 INFO L168 Benchmark]: CACSL2BoogieTranslator took 739.56 ms. Allocated memory is still 102.8 MB. Free memory was 67.9 MB in the beginning and 64.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-16 02:30:56,474 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.03 ms. Allocated memory is still 102.8 MB. Free memory was 64.4 MB in the beginning and 60.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-16 02:30:56,475 INFO L168 Benchmark]: Boogie Preprocessor took 80.47 ms. Allocated memory is still 102.8 MB. Free memory was 60.3 MB in the beginning and 57.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-16 02:30:56,475 INFO L168 Benchmark]: RCFGBuilder took 2385.92 ms. Allocated memory was 102.8 MB in the beginning and 125.8 MB in the end (delta: 23.1 MB). Free memory was 57.2 MB in the beginning and 58.9 MB in the end (delta: -1.7 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2021-10-16 02:30:56,475 INFO L168 Benchmark]: TraceAbstraction took 6680.37 ms. Allocated memory was 125.8 MB in the beginning and 232.8 MB in the end (delta: 107.0 MB). Free memory was 58.1 MB in the beginning and 114.0 MB in the end (delta: -55.9 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.1 GB. [2021-10-16 02:30:56,476 INFO L168 Benchmark]: Witness Printer took 165.26 ms. Allocated memory is still 232.8 MB. Free memory was 114.0 MB in the beginning and 77.3 MB in the end (delta: 36.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2021-10-16 02:30:56,478 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 102.8 MB. Free memory was 56.2 MB in the beginning and 56.1 MB in the end (delta: 44.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 739.56 ms. Allocated memory is still 102.8 MB. Free memory was 67.9 MB in the beginning and 64.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 144.03 ms. Allocated memory is still 102.8 MB. Free memory was 64.4 MB in the beginning and 60.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 80.47 ms. Allocated memory is still 102.8 MB. Free memory was 60.3 MB in the beginning and 57.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2385.92 ms. Allocated memory was 102.8 MB in the beginning and 125.8 MB in the end (delta: 23.1 MB). Free memory was 57.2 MB in the beginning and 58.9 MB in the end (delta: -1.7 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 6680.37 ms. Allocated memory was 125.8 MB in the beginning and 232.8 MB in the end (delta: 107.0 MB). Free memory was 58.1 MB in the beginning and 114.0 MB in the end (delta: -55.9 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.1 GB. * Witness Printer took 165.26 ms. Allocated memory is still 232.8 MB. Free memory was 114.0 MB in the beginning and 77.3 MB in the end (delta: 36.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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: 595]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L10] int __return_main; [L26] msg_t nomsg = (msg_t )-1; [L27] port_t p12 = 0; [L28] char p12_old = '\x0'; [L29] char p12_new = '\x0'; [L30] _Bool ep12 = 0; [L31] port_t p13 = 0; [L32] char p13_old = '\x0'; [L33] char p13_new = '\x0'; [L34] _Bool ep13 = 0; [L35] port_t p21 = 0; [L36] char p21_old = '\x0'; [L37] char p21_new = '\x0'; [L38] _Bool ep21 = 0; [L39] port_t p23 = 0; [L40] char p23_old = '\x0'; [L41] char p23_new = '\x0'; [L42] _Bool ep23 = 0; [L43] port_t p31 = 0; [L44] char p31_old = '\x0'; [L45] char p31_new = '\x0'; [L46] _Bool ep31 = 0; [L47] port_t p32 = 0; [L48] char p32_old = '\x0'; [L49] char p32_new = '\x0'; [L50] _Bool ep32 = 0; [L51] char id1 = '\x0'; [L52] unsigned char r1 = '\x0'; [L53] char st1 = '\x0'; [L54] char nl1 = '\x0'; [L55] char m1 = '\x0'; [L56] char max1 = '\x0'; [L57] _Bool mode1 = 0; [L58] _Bool newmax1 = 0; [L59] char id2 = '\x0'; [L60] unsigned char r2 = '\x0'; [L61] char st2 = '\x0'; [L62] char nl2 = '\x0'; [L63] char m2 = '\x0'; [L64] char max2 = '\x0'; [L65] _Bool mode2 = 0; [L66] _Bool newmax2 = 0; [L67] char id3 = '\x0'; [L68] unsigned char r3 = '\x0'; [L69] char st3 = '\x0'; [L70] char nl3 = '\x0'; [L71] char m3 = '\x0'; [L72] char max3 = '\x0'; [L73] _Bool mode3 = 0; [L74] _Bool newmax3 = 0; [L78] void (*nodes[3])() = { &node1, &node2, &node3 }; [L82] int __return_1248; [L83] int __return_1394; [L84] int __return_1528; [L85] int __return_1653; [L88] int main__c1; [L89] int main__i2; [L90] main__c1 = 0 [L91] ep12 = __VERIFIER_nondet_bool() [L92] ep13 = __VERIFIER_nondet_bool() [L93] ep21 = __VERIFIER_nondet_bool() [L94] ep23 = __VERIFIER_nondet_bool() [L95] ep31 = __VERIFIER_nondet_bool() [L96] ep32 = __VERIFIER_nondet_bool() [L97] id1 = __VERIFIER_nondet_char() [L98] r1 = __VERIFIER_nondet_uchar() [L99] st1 = __VERIFIER_nondet_char() [L100] nl1 = __VERIFIER_nondet_char() [L101] m1 = __VERIFIER_nondet_char() [L102] max1 = __VERIFIER_nondet_char() [L103] mode1 = __VERIFIER_nondet_bool() [L104] newmax1 = __VERIFIER_nondet_bool() [L105] id2 = __VERIFIER_nondet_char() [L106] r2 = __VERIFIER_nondet_uchar() [L107] st2 = __VERIFIER_nondet_char() [L108] nl2 = __VERIFIER_nondet_char() [L109] m2 = __VERIFIER_nondet_char() [L110] max2 = __VERIFIER_nondet_char() [L111] mode2 = __VERIFIER_nondet_bool() [L112] newmax2 = __VERIFIER_nondet_bool() [L113] id3 = __VERIFIER_nondet_char() [L114] r3 = __VERIFIER_nondet_uchar() [L115] st3 = __VERIFIER_nondet_char() [L116] nl3 = __VERIFIER_nondet_char() [L117] m3 = __VERIFIER_nondet_char() [L118] max3 = __VERIFIER_nondet_char() [L119] mode3 = __VERIFIER_nondet_bool() [L120] newmax3 = __VERIFIER_nondet_bool() [L122] _Bool init__r121; [L123] _Bool init__r131; [L124] _Bool init__r211; [L125] _Bool init__r231; [L126] _Bool init__r311; [L127] _Bool init__r321; [L128] _Bool init__r122; [L129] int init__tmp; [L130] _Bool init__r132; [L131] int init__tmp___0; [L132] _Bool init__r212; [L133] int init__tmp___1; [L134] _Bool init__r232; [L135] int init__tmp___2; [L136] _Bool init__r312; [L137] int init__tmp___3; [L138] _Bool init__r322; [L139] int init__tmp___4; [L140] int init__tmp___5; [L141] init__r121 = ep12 [L142] init__r131 = ep13 [L143] init__r211 = ep21 [L144] init__r231 = ep23 [L145] init__r311 = ep31 [L146] init__r321 = ep32 [L147] COND FALSE !(!(init__r121 == 0)) [L1796] COND TRUE !(init__r131 == 0) [L1798] COND TRUE !(ep32 == 0) [L1800] init__tmp = 1 [L151] init__r122 = (_Bool)init__tmp [L152] COND TRUE !(init__r131 == 0) [L154] init__tmp___0 = 1 [L156] init__r132 = (_Bool)init__tmp___0 [L157] COND TRUE !(init__r211 == 0) [L159] init__tmp___1 = 1 [L161] init__r212 = (_Bool)init__tmp___1 [L162] COND FALSE !(!(init__r231 == 0)) [L1727] COND TRUE !(init__r211 == 0) [L1729] COND TRUE !(ep13 == 0) [L1731] init__tmp___2 = 1 [L166] init__r232 = (_Bool)init__tmp___2 [L167] COND FALSE !(!(init__r311 == 0)) [L1704] COND TRUE !(init__r321 == 0) [L1706] COND TRUE !(ep21 == 0) [L1708] init__tmp___3 = 1 [L171] init__r312 = (_Bool)init__tmp___3 [L172] COND TRUE !(init__r321 == 0) [L174] init__tmp___4 = 1 [L176] init__r322 = (_Bool)init__tmp___4 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L177] COND TRUE ((int)id1) != ((int)id2) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L179] COND TRUE ((int)id1) != ((int)id3) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L181] COND TRUE ((int)id2) != ((int)id3) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L183] COND TRUE ((int)id1) >= 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L185] COND TRUE ((int)id2) >= 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L187] COND TRUE ((int)id3) >= 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L189] COND TRUE ((int)r1) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L191] COND TRUE ((int)r2) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L193] COND TRUE ((int)r3) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L195] COND TRUE !(init__r122 == 0) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L197] COND TRUE !(init__r132 == 0) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L199] COND TRUE !(init__r212 == 0) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L201] COND TRUE !(init__r232 == 0) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L203] COND TRUE !(init__r312 == 0) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L205] COND TRUE !(init__r322 == 0) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L207] COND TRUE ((int)max1) == ((int)id1) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L209] COND TRUE ((int)max2) == ((int)id2) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L211] COND TRUE ((int)max3) == ((int)id3) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L213] COND TRUE ((int)st1) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L215] COND TRUE ((int)st2) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L217] COND TRUE ((int)st3) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L219] COND TRUE ((int)nl1) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L221] COND TRUE ((int)nl2) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L223] COND TRUE ((int)nl3) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L225] COND TRUE ((int)mode1) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L227] COND TRUE ((int)mode2) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L229] COND TRUE ((int)mode3) == 0 VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L231] COND TRUE !(newmax1 == 0) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L233] COND TRUE !(newmax2 == 0) VAL [__return_1248=0, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L235] COND TRUE !(newmax3 == 0) [L237] init__tmp___5 = 1 [L238] __return_1248 = init__tmp___5 [L239] main__i2 = __return_1248 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L240] COND TRUE main__i2 != 0 [L242] p12_old = nomsg [L243] p12_new = nomsg [L244] p13_old = nomsg [L245] p13_new = nomsg [L246] p21_old = nomsg [L247] p21_new = nomsg [L248] p23_old = nomsg [L249] p23_new = nomsg [L250] p31_old = nomsg [L251] p31_new = nomsg [L252] p32_old = nomsg [L253] p32_new = nomsg [L254] main__i2 = 0 [L256] _Bool node1__newmax; [L257] node1__newmax = 0 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L258] COND FALSE !(!(mode1 == 0)) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, mode1=0, mode2=0, mode3=0, newmax1=1, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L264] COND TRUE ((int)r1) < 2 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L266] COND FALSE !(!(ep12 == 0)) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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 !(ep13 == 0) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L281] COND TRUE !(newmax1 == 0) [L283] int node1____CPAchecker_TMP_1; VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L284] COND TRUE max1 != nomsg VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L286] COND TRUE p13_new == nomsg [L288] node1____CPAchecker_TMP_1 = max1 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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] [L290] p13_new = node1____CPAchecker_TMP_1 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L292] mode1 = 1 [L294] _Bool node2__newmax; [L295] node2__newmax = 0 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L296] COND FALSE !(!(mode2 == 0)) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L302] COND TRUE ((int)r2) < 2 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L304] COND TRUE !(ep21 == 0) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L306] COND TRUE !(newmax2 == 0) [L308] int node2____CPAchecker_TMP_0; VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L309] COND TRUE max2 != nomsg VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L311] COND TRUE p21_new == nomsg [L313] node2____CPAchecker_TMP_0 = max2 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L315] p21_new = node2____CPAchecker_TMP_0 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=6, 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] [L317] COND FALSE !(!(ep23 == 0)) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=6, 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] [L330] mode2 = 1 [L332] _Bool node3__newmax; [L333] node3__newmax = 0 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=6, 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] [L334] COND FALSE !(!(mode3 == 0)) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=6, 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] [L340] COND TRUE ((int)r3) < 2 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=6, 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] [L342] COND FALSE !(!(ep31 == 0)) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=6, 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 !(ep32 == 0) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=6, 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] [L357] COND TRUE !(newmax3 == 0) [L359] int node3____CPAchecker_TMP_1; VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=6, 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] [L360] COND TRUE max3 != nomsg VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=6, 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] [L362] COND TRUE p32_new == nomsg [L364] node3____CPAchecker_TMP_1 = max3 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=6, 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] [L366] p32_new = node3____CPAchecker_TMP_1 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p13_old=-1, p21=0, p21_new=6, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=8, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L368] mode3 = 1 [L369] p12_old = p12_new [L370] p12_new = nomsg [L371] p13_old = p13_new [L372] p13_new = nomsg [L373] p21_old = p21_new [L374] p21_new = nomsg [L375] p23_old = p23_new [L376] p23_new = nomsg [L377] p31_old = p31_new [L378] p31_new = nomsg [L379] p32_old = p32_new [L380] p32_new = nomsg [L382] int check__tmp; VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=8, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L383] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=8, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L385] COND TRUE (((int)st1) + ((int)nl1)) <= 1 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=8, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L387] COND TRUE (((int)st2) + ((int)nl2)) <= 1 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=8, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L389] COND TRUE (((int)st3) + ((int)nl3)) <= 1 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=8, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L391] COND FALSE !(((int)r1) >= 2) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=8, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L397] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=8, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L399] COND TRUE ((int)r1) < 2 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=8, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L401] COND FALSE !(((int)r1) >= 2) VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=8, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L407] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 VAL [__return_1248=1, __return_1394=0, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=8, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L409] COND TRUE ((int)r1) < 2 [L411] check__tmp = 1 [L412] __return_1394 = check__tmp [L413] main__c1 = __return_1394 [L415] _Bool __tmp_1; [L416] __tmp_1 = main__c1 [L417] _Bool assert__arg; [L418] assert__arg = __tmp_1 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=8, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L419] COND FALSE !(assert__arg == 0) [L426] _Bool node1__newmax; [L427] node1__newmax = 0 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=8, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L428] COND TRUE !(mode1 == 0) VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, 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=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=8, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L430] COND FALSE !(r1 == 255) [L436] r1 = r1 + 1 [L437] COND TRUE !(ep21 == 0) [L439] m1 = p21_old [L440] p21_old = nomsg [L441] COND FALSE !(((int)m1) > ((int)max1)) [L446] COND FALSE !(!(ep31 == 0)) [L455] newmax1 = node1__newmax VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, mode1=1, mode2=1, mode3=1, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=8, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L456] COND TRUE ((int)r1) == 1 [L458] COND TRUE ((int)max1) == ((int)id1) [L460] st1 = 1 [L462] mode1 = 0 [L464] _Bool node2__newmax; [L465] node2__newmax = 0 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, mode1=0, mode2=1, mode3=1, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=8, r1=1, r2=0, r3=0, st1=1, st2=0, st3=0] [L466] COND TRUE !(mode2 == 0) VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=-2, m3=7, max1=7, max2=6, max3=8, mode1=0, mode2=1, mode3=1, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=8, r1=1, r2=0, r3=0, st1=1, st2=0, st3=0] [L468] COND FALSE !(r2 == 255) [L474] r2 = r2 + 1 [L475] COND FALSE !(!(ep12 == 0)) [L484] COND TRUE !(ep32 == 0) [L486] m2 = p32_old [L487] p32_old = nomsg [L488] COND TRUE ((int)m2) > ((int)max2) [L490] max2 = m2 [L491] node2__newmax = 1 [L493] newmax2 = node2__newmax VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=8, m3=7, max1=7, max2=8, max3=8, mode1=0, mode2=1, mode3=1, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=0, st1=1, st2=0, st3=0] [L494] COND FALSE !(((int)r2) == 2) [L500] mode2 = 0 [L502] _Bool node3__newmax; [L503] node3__newmax = 0 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=8, m3=7, max1=7, max2=8, max3=8, mode1=0, mode2=0, mode3=1, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=0, st1=1, st2=0, st3=0] [L504] COND TRUE !(mode3 == 0) VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=8, m3=7, max1=7, max2=8, max3=8, mode1=0, mode2=0, mode3=1, newmax1=0, newmax2=1, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=0, st1=1, st2=0, st3=0] [L506] COND FALSE !(r3 == 255) [L512] r3 = r3 + 1 [L513] COND TRUE !(ep13 == 0) [L515] m3 = p13_old [L516] p13_old = nomsg [L517] COND FALSE !(((int)m3) > ((int)max3)) [L522] COND FALSE !(!(ep23 == 0)) [L531] newmax3 = node3__newmax VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=8, m3=7, max1=7, max2=8, max3=8, mode1=0, mode2=0, mode3=1, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L532] COND FALSE !(((int)r3) == 2) [L538] mode3 = 0 [L539] p12_old = p12_new [L540] p12_new = nomsg [L541] p13_old = p13_new [L542] p13_new = nomsg [L543] p21_old = p21_new [L544] p21_new = nomsg [L545] p23_old = p23_new [L546] p23_new = nomsg [L547] p31_old = p31_new [L548] p31_new = nomsg [L549] p32_old = p32_new [L550] p32_new = nomsg [L552] int check__tmp; VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=8, m3=7, max1=7, max2=8, max3=8, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L553] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=8, m3=7, max1=7, max2=8, max3=8, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L555] COND TRUE (((int)st1) + ((int)nl1)) <= 1 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=8, m3=7, max1=7, max2=8, max3=8, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L557] COND TRUE (((int)st2) + ((int)nl2)) <= 1 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=8, m3=7, max1=7, max2=8, max3=8, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L559] COND TRUE (((int)st3) + ((int)nl3)) <= 1 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=8, m3=7, max1=7, max2=8, max3=8, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L561] COND FALSE !(((int)r1) >= 2) VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=8, m3=7, max1=7, max2=8, max3=8, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L567] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) == 0) [L1206] check__tmp = 0 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=8, m3=7, max1=7, max2=8, max3=8, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L585] __return_1528 = check__tmp [L586] main__c1 = __return_1528 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=8, m3=7, max1=7, max2=8, max3=8, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L589] _Bool __tmp_2; [L590] __tmp_2 = main__c1 [L591] _Bool assert__arg; [L592] assert__arg = __tmp_2 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=8, m3=7, max1=7, max2=8, max3=8, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L593] COND TRUE assert__arg == 0 VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=8, m3=7, max1=7, max2=8, max3=8, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L595] reach_error() VAL [__return_1248=1, __return_1394=1, __return_1528=0, __return_1653=0, __return_main=0, ep12=0, ep13=1, ep21=1, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=8, m1=6, m2=8, m3=7, max1=7, max2=8, max3=8, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=1, newmax3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 173 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6393.3ms, OverallIterations: 10, TraceHistogramMax: 1, EmptinessCheckTime: 38.6ms, AutomataDifference: 2214.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 2502 SDtfs, 4507 SDslu, 1306 SDs, 0 SdLazy, 229 SolverSat, 49 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 423.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 262.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=3008occurred in iteration=9, InterpolantAutomatonStates: 39, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 1359.2ms AutomataMinimizationTime, 9 MinimizatonAttempts, 415 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 92.8ms SsaConstructionTime, 967.8ms SatisfiabilityAnalysisTime, 1193.4ms InterpolantComputationTime, 817 NumberOfCodeBlocks, 817 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 719 ConstructedInterpolants, 0 QuantifiedInterpolants, 4644 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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! [2021-10-16 02:30:56,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0f23b81-1926-434c-ab3c-89c5c7a073a3/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...