./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a3279-c483-47fb-b3cb-1d3ad1c39be9/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a3279-c483-47fb-b3cb-1d3ad1c39be9/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_439a3279-c483-47fb-b3cb-1d3ad1c39be9/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a3279-c483-47fb-b3cb-1d3ad1c39be9/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a3279-c483-47fb-b3cb-1d3ad1c39be9/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_439a3279-c483-47fb-b3cb-1d3ad1c39be9/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 4d1fe0cf8e7c45f34ac9c462fa83d16dc7329bf2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 03:14:01,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:14:01,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:14:01,448 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:14:01,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:14:01,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:14:01,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:14:01,454 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:14:01,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:14:01,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:14:01,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:14:01,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:14:01,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:14:01,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:14:01,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:14:01,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:14:01,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:14:01,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:14:01,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:14:01,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:14:01,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:14:01,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:14:01,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:14:01,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:14:01,512 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:14:01,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:14:01,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:14:01,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:14:01,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:14:01,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:14:01,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:14:01,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:14:01,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:14:01,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:14:01,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:14:01,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:14:01,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:14:01,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:14:01,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:14:01,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:14:01,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:14:01,528 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a3279-c483-47fb-b3cb-1d3ad1c39be9/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-16 03:14:01,571 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:14:01,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:14:01,573 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:14:01,573 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:14:01,573 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:14:01,573 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:14:01,574 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 03:14:01,574 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:14:01,574 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:14:01,574 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 03:14:01,575 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 03:14:01,575 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:14:01,576 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 03:14:01,576 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 03:14:01,576 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 03:14:01,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:14:01,577 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 03:14:01,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 03:14:01,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 03:14:01,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:14:01,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 03:14:01,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:14:01,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 03:14:01,579 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:14:01,579 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 03:14:01,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 03:14:01,579 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:14:01,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 03:14:01,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:14:01,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:14:01,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:14:01,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:14:01,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:14:01,583 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 03:14:01,583 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 03:14:01,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 03:14:01,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 03:14:01,584 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:14:01,584 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:14:01,584 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_439a3279-c483-47fb-b3cb-1d3ad1c39be9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a3279-c483-47fb-b3cb-1d3ad1c39be9/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d1fe0cf8e7c45f34ac9c462fa83d16dc7329bf2 [2021-10-16 03:14:01,861 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:14:01,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:14:01,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:14:01,892 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:14:01,892 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:14:01,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a3279-c483-47fb-b3cb-1d3ad1c39be9/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2021-10-16 03:14:01,989 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a3279-c483-47fb-b3cb-1d3ad1c39be9/bin/utaipan-mTDlp9Zugs/data/88ca93402/17f13776b1a6433eafb589c95c547e8e/FLAG63afce096 [2021-10-16 03:14:02,625 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:14:02,628 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a3279-c483-47fb-b3cb-1d3ad1c39be9/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2021-10-16 03:14:02,643 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a3279-c483-47fb-b3cb-1d3ad1c39be9/bin/utaipan-mTDlp9Zugs/data/88ca93402/17f13776b1a6433eafb589c95c547e8e/FLAG63afce096 [2021-10-16 03:14:02,885 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a3279-c483-47fb-b3cb-1d3ad1c39be9/bin/utaipan-mTDlp9Zugs/data/88ca93402/17f13776b1a6433eafb589c95c547e8e [2021-10-16 03:14:02,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:14:02,889 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:14:02,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:14:02,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:14:02,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:14:02,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:14:02" (1/1) ... [2021-10-16 03:14:02,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@300eed40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:02, skipping insertion in model container [2021-10-16 03:14:02,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:14:02" (1/1) ... [2021-10-16 03:14:02,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:14:02,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:14:03,280 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_439a3279-c483-47fb-b3cb-1d3ad1c39be9/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[9657,9670] [2021-10-16 03:14:03,330 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_439a3279-c483-47fb-b3cb-1d3ad1c39be9/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[12013,12026] [2021-10-16 03:14:03,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:14:03,429 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 03:14:03,487 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_439a3279-c483-47fb-b3cb-1d3ad1c39be9/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[9657,9670] [2021-10-16 03:14:03,506 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_439a3279-c483-47fb-b3cb-1d3ad1c39be9/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[12013,12026] [2021-10-16 03:14:03,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 03:14:03,582 INFO L208 MainTranslator]: Completed translation [2021-10-16 03:14:03,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:03 WrapperNode [2021-10-16 03:14:03,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:14:03,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 03:14:03,587 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 03:14:03,587 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 03:14:03,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:03" (1/1) ... [2021-10-16 03:14:03,620 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:03" (1/1) ... [2021-10-16 03:14:03,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 03:14:03,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 03:14:03,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 03:14:03,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 03:14:03,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:03" (1/1) ... [2021-10-16 03:14:03,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:03" (1/1) ... [2021-10-16 03:14:03,724 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:03" (1/1) ... [2021-10-16 03:14:03,725 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:03" (1/1) ... [2021-10-16 03:14:03,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:03" (1/1) ... [2021-10-16 03:14:03,774 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:03" (1/1) ... [2021-10-16 03:14:03,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:03" (1/1) ... [2021-10-16 03:14:03,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 03:14:03,799 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 03:14:03,799 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 03:14:03,800 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 03:14:03,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:03" (1/1) ... [2021-10-16 03:14:03,808 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:14:03,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a3279-c483-47fb-b3cb-1d3ad1c39be9/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 03:14:03,837 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a3279-c483-47fb-b3cb-1d3ad1c39be9/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 03:14:03,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a3279-c483-47fb-b3cb-1d3ad1c39be9/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 03:14:03,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-16 03:14:03,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 03:14:03,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 03:14:03,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 03:14:05,833 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 03:14:05,834 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-16 03:14:05,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:14:05 BoogieIcfgContainer [2021-10-16 03:14:05,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 03:14:05,842 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 03:14:05,843 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 03:14:05,846 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 03:14:05,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 03:14:02" (1/3) ... [2021-10-16 03:14:05,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aee1f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:14:05, skipping insertion in model container [2021-10-16 03:14:05,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:14:03" (2/3) ... [2021-10-16 03:14:05,848 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aee1f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:14:05, skipping insertion in model container [2021-10-16 03:14:05,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:14:05" (3/3) ... [2021-10-16 03:14:05,850 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2021-10-16 03:14:05,856 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 03:14:05,856 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-16 03:14:05,923 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-16 03:14:05,931 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 03:14:05,932 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-16 03:14:05,957 INFO L276 IsEmpty]: Start isEmpty. Operand has 171 states, 168 states have (on average 1.7857142857142858) internal successors, (300), 170 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:05,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-16 03:14:05,971 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:14:05,971 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:14:05,972 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:14:05,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:14:05,978 INFO L82 PathProgramCache]: Analyzing trace with hash 1817649916, now seen corresponding path program 1 times [2021-10-16 03:14:06,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 03:14:06,001 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124494475] [2021-10-16 03:14:06,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:14:06,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 03:14:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:14:06,695 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 03:14:06,696 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-16 03:14:06,697 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124494475] [2021-10-16 03:14:06,697 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124494475] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 03:14:06,698 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:14:06,698 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 03:14:06,699 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236500232] [2021-10-16 03:14:06,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 03:14:06,707 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-16 03:14:06,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 03:14:06,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-16 03:14:06,728 INFO L87 Difference]: Start difference. First operand has 171 states, 168 states have (on average 1.7857142857142858) internal successors, (300), 170 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:06,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:14:06,930 INFO L93 Difference]: Finished difference Result 396 states and 688 transitions. [2021-10-16 03:14:06,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 03:14:06,933 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-10-16 03:14:06,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:14:06,956 INFO L225 Difference]: With dead ends: 396 [2021-10-16 03:14:06,956 INFO L226 Difference]: Without dead ends: 281 [2021-10-16 03:14:06,972 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 66.4ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-16 03:14:06,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2021-10-16 03:14:07,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 264. [2021-10-16 03:14:07,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 262 states have (on average 1.3549618320610688) internal successors, (355), 263 states have internal predecessors, (355), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:07,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 355 transitions. [2021-10-16 03:14:07,041 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 355 transitions. Word has length 73 [2021-10-16 03:14:07,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:14:07,042 INFO L470 AbstractCegarLoop]: Abstraction has 264 states and 355 transitions. [2021-10-16 03:14:07,042 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:07,042 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 355 transitions. [2021-10-16 03:14:07,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-10-16 03:14:07,046 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:14:07,046 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:14:07,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-16 03:14:07,047 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:14:07,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:14:07,048 INFO L82 PathProgramCache]: Analyzing trace with hash 1720942826, now seen corresponding path program 1 times [2021-10-16 03:14:07,048 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 03:14:07,048 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090413548] [2021-10-16 03:14:07,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:14:07,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 03:14:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:14:07,227 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 03:14:07,228 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-16 03:14:07,228 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090413548] [2021-10-16 03:14:07,229 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090413548] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 03:14:07,229 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:14:07,229 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 03:14:07,230 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524035040] [2021-10-16 03:14:07,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 03:14:07,232 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-16 03:14:07,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 03:14:07,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-16 03:14:07,234 INFO L87 Difference]: Start difference. First operand 264 states and 355 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:07,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:14:07,404 INFO L93 Difference]: Finished difference Result 478 states and 648 transitions. [2021-10-16 03:14:07,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 03:14:07,405 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 76 [2021-10-16 03:14:07,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:14:07,408 INFO L225 Difference]: With dead ends: 478 [2021-10-16 03:14:07,408 INFO L226 Difference]: Without dead ends: 264 [2021-10-16 03:14:07,413 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-16 03:14:07,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2021-10-16 03:14:07,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 264. [2021-10-16 03:14:07,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 262 states have (on average 1.3282442748091603) internal successors, (348), 263 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:07,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 348 transitions. [2021-10-16 03:14:07,456 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 348 transitions. Word has length 76 [2021-10-16 03:14:07,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:14:07,458 INFO L470 AbstractCegarLoop]: Abstraction has 264 states and 348 transitions. [2021-10-16 03:14:07,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:07,458 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 348 transitions. [2021-10-16 03:14:07,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-10-16 03:14:07,464 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:14:07,465 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:14:07,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-16 03:14:07,466 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:14:07,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:14:07,476 INFO L82 PathProgramCache]: Analyzing trace with hash -781210715, now seen corresponding path program 1 times [2021-10-16 03:14:07,476 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 03:14:07,476 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347889376] [2021-10-16 03:14:07,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:14:07,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 03:14:07,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:14:07,746 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 03:14:07,747 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-16 03:14:07,747 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347889376] [2021-10-16 03:14:07,747 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347889376] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 03:14:07,747 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:14:07,748 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 03:14:07,748 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333197261] [2021-10-16 03:14:07,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 03:14:07,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-16 03:14:07,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 03:14:07,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-16 03:14:07,750 INFO L87 Difference]: Start difference. First operand 264 states and 348 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:07,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:14:07,881 INFO L93 Difference]: Finished difference Result 514 states and 689 transitions. [2021-10-16 03:14:07,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 03:14:07,882 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 76 [2021-10-16 03:14:07,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:14:07,886 INFO L225 Difference]: With dead ends: 514 [2021-10-16 03:14:07,886 INFO L226 Difference]: Without dead ends: 362 [2021-10-16 03:14:07,888 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 61.6ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-16 03:14:07,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2021-10-16 03:14:07,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 345. [2021-10-16 03:14:07,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 343 states have (on average 1.3323615160349853) internal successors, (457), 344 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:07,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 457 transitions. [2021-10-16 03:14:07,932 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 457 transitions. Word has length 76 [2021-10-16 03:14:07,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:14:07,932 INFO L470 AbstractCegarLoop]: Abstraction has 345 states and 457 transitions. [2021-10-16 03:14:07,933 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:07,933 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 457 transitions. [2021-10-16 03:14:07,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-10-16 03:14:07,936 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:14:07,937 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:14:07,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-16 03:14:07,937 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:14:07,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:14:07,938 INFO L82 PathProgramCache]: Analyzing trace with hash -1321802997, now seen corresponding path program 1 times [2021-10-16 03:14:07,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 03:14:07,939 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642430322] [2021-10-16 03:14:07,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:14:07,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 03:14:08,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:14:08,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 03:14:08,207 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-16 03:14:08,211 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642430322] [2021-10-16 03:14:08,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642430322] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 03:14:08,212 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:14:08,212 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 03:14:08,212 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858420138] [2021-10-16 03:14:08,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 03:14:08,214 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-16 03:14:08,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 03:14:08,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-16 03:14:08,215 INFO L87 Difference]: Start difference. First operand 345 states and 457 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:08,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:14:08,317 INFO L93 Difference]: Finished difference Result 601 states and 814 transitions. [2021-10-16 03:14:08,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 03:14:08,318 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 76 [2021-10-16 03:14:08,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:14:08,321 INFO L225 Difference]: With dead ends: 601 [2021-10-16 03:14:08,321 INFO L226 Difference]: Without dead ends: 449 [2021-10-16 03:14:08,322 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.0ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-16 03:14:08,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449 states. [2021-10-16 03:14:08,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 381. [2021-10-16 03:14:08,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 381 states, 379 states have (on average 1.3324538258575198) internal successors, (505), 380 states have internal predecessors, (505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:08,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 505 transitions. [2021-10-16 03:14:08,356 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 505 transitions. Word has length 76 [2021-10-16 03:14:08,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:14:08,356 INFO L470 AbstractCegarLoop]: Abstraction has 381 states and 505 transitions. [2021-10-16 03:14:08,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:08,357 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 505 transitions. [2021-10-16 03:14:08,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-16 03:14:08,358 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:14:08,358 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 03:14:08,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-16 03:14:08,359 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:14:08,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:14:08,359 INFO L82 PathProgramCache]: Analyzing trace with hash -1572719308, now seen corresponding path program 1 times [2021-10-16 03:14:08,359 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 03:14:08,360 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410237361] [2021-10-16 03:14:08,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:14:08,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 03:14:08,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:14:08,591 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 03:14:08,591 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-16 03:14:08,591 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410237361] [2021-10-16 03:14:08,592 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410237361] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 03:14:08,592 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:14:08,592 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 03:14:08,593 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409448905] [2021-10-16 03:14:08,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 03:14:08,593 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-16 03:14:08,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 03:14:08,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-16 03:14:08,594 INFO L87 Difference]: Start difference. First operand 381 states and 505 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:08,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:14:08,712 INFO L93 Difference]: Finished difference Result 987 states and 1322 transitions. [2021-10-16 03:14:08,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 03:14:08,713 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-10-16 03:14:08,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:14:08,718 INFO L225 Difference]: With dead ends: 987 [2021-10-16 03:14:08,718 INFO L226 Difference]: Without dead ends: 688 [2021-10-16 03:14:08,719 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.4ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-16 03:14:08,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 688 states. [2021-10-16 03:14:08,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 688 to 671. [2021-10-16 03:14:08,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 671 states, 669 states have (on average 1.3423019431988041) internal successors, (898), 670 states have internal predecessors, (898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:08,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 671 states and 898 transitions. [2021-10-16 03:14:08,817 INFO L78 Accepts]: Start accepts. Automaton has 671 states and 898 transitions. Word has length 79 [2021-10-16 03:14:08,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:14:08,818 INFO L470 AbstractCegarLoop]: Abstraction has 671 states and 898 transitions. [2021-10-16 03:14:08,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:08,818 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 898 transitions. [2021-10-16 03:14:08,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-10-16 03:14:08,825 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:14:08,825 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 03:14:08,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-16 03:14:08,826 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:14:08,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:14:08,826 INFO L82 PathProgramCache]: Analyzing trace with hash -1795703904, now seen corresponding path program 1 times [2021-10-16 03:14:08,827 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 03:14:08,827 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54965988] [2021-10-16 03:14:08,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:14:08,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 03:14:08,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 03:14:08,927 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 03:14:08,927 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-16 03:14:08,928 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54965988] [2021-10-16 03:14:08,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54965988] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 03:14:08,929 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 03:14:08,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-16 03:14:08,930 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100585006] [2021-10-16 03:14:08,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 03:14:08,936 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-16 03:14:08,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 03:14:08,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-16 03:14:08,937 INFO L87 Difference]: Start difference. First operand 671 states and 898 transitions. Second operand has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:09,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 03:14:09,118 INFO L93 Difference]: Finished difference Result 1295 states and 1741 transitions. [2021-10-16 03:14:09,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 03:14:09,118 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2021-10-16 03:14:09,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 03:14:09,123 INFO L225 Difference]: With dead ends: 1295 [2021-10-16 03:14:09,123 INFO L226 Difference]: Without dead ends: 671 [2021-10-16 03:14:09,124 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-16 03:14:09,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 671 states. [2021-10-16 03:14:09,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 671 to 671. [2021-10-16 03:14:09,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 671 states, 669 states have (on average 1.3198804185351272) internal successors, (883), 670 states have internal predecessors, (883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:09,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 671 states and 883 transitions. [2021-10-16 03:14:09,220 INFO L78 Accepts]: Start accepts. Automaton has 671 states and 883 transitions. Word has length 82 [2021-10-16 03:14:09,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 03:14:09,220 INFO L470 AbstractCegarLoop]: Abstraction has 671 states and 883 transitions. [2021-10-16 03:14:09,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 03:14:09,221 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 883 transitions. [2021-10-16 03:14:09,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-10-16 03:14:09,222 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 03:14:09,223 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 03:14:09,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-16 03:14:09,223 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 03:14:09,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 03:14:09,224 INFO L82 PathProgramCache]: Analyzing trace with hash 1946335355, now seen corresponding path program 1 times [2021-10-16 03:14:09,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-16 03:14:09,224 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216524978] [2021-10-16 03:14:09,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 03:14:09,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 03:14:09,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-16 03:14:09,350 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-16 03:14:09,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-16 03:14:09,517 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-16 03:14:09,517 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-16 03:14:09,518 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 03:14:09,520 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 03:14:09,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-16 03:14:09,527 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 03:14:09,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 03:14:09 BoogieIcfgContainer [2021-10-16 03:14:09,755 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 03:14:09,755 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-16 03:14:09,755 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-16 03:14:09,756 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-16 03:14:09,756 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:14:05" (3/4) ... [2021-10-16 03:14:09,758 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-16 03:14:09,991 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a3279-c483-47fb-b3cb-1d3ad1c39be9/bin/utaipan-mTDlp9Zugs/witness.graphml [2021-10-16 03:14:09,991 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-16 03:14:09,993 INFO L168 Benchmark]: Toolchain (without parser) took 7102.73 ms. Allocated memory was 104.9 MB in the beginning and 190.8 MB in the end (delta: 86.0 MB). Free memory was 69.6 MB in the beginning and 137.4 MB in the end (delta: -67.8 MB). Peak memory consumption was 110.4 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:09,993 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 104.9 MB. Free memory is still 61.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:14:09,994 INFO L168 Benchmark]: CACSL2BoogieTranslator took 679.78 ms. Allocated memory is still 104.9 MB. Free memory was 69.4 MB in the beginning and 66.1 MB in the end (delta: 3.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:09,994 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.83 ms. Allocated memory is still 104.9 MB. Free memory was 66.1 MB in the beginning and 62.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:09,995 INFO L168 Benchmark]: Boogie Preprocessor took 112.92 ms. Allocated memory is still 104.9 MB. Free memory was 62.0 MB in the beginning and 59.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:09,995 INFO L168 Benchmark]: RCFGBuilder took 2038.96 ms. Allocated memory was 104.9 MB in the beginning and 127.9 MB in the end (delta: 23.1 MB). Free memory was 59.2 MB in the beginning and 90.6 MB in the end (delta: -31.4 MB). Peak memory consumption was 46.8 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:09,995 INFO L168 Benchmark]: TraceAbstraction took 3912.28 ms. Allocated memory was 127.9 MB in the beginning and 190.8 MB in the end (delta: 62.9 MB). Free memory was 90.6 MB in the beginning and 69.3 MB in the end (delta: 21.3 MB). Peak memory consumption was 84.1 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:09,996 INFO L168 Benchmark]: Witness Printer took 235.96 ms. Allocated memory is still 190.8 MB. Free memory was 69.3 MB in the beginning and 137.4 MB in the end (delta: -68.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 16.1 GB. [2021-10-16 03:14:10,001 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 104.9 MB. Free memory is still 61.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 679.78 ms. Allocated memory is still 104.9 MB. Free memory was 69.4 MB in the beginning and 66.1 MB in the end (delta: 3.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 98.83 ms. Allocated memory is still 104.9 MB. Free memory was 66.1 MB in the beginning and 62.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 112.92 ms. Allocated memory is still 104.9 MB. Free memory was 62.0 MB in the beginning and 59.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2038.96 ms. Allocated memory was 104.9 MB in the beginning and 127.9 MB in the end (delta: 23.1 MB). Free memory was 59.2 MB in the beginning and 90.6 MB in the end (delta: -31.4 MB). Peak memory consumption was 46.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3912.28 ms. Allocated memory was 127.9 MB in the beginning and 190.8 MB in the end (delta: 62.9 MB). Free memory was 90.6 MB in the beginning and 69.3 MB in the end (delta: 21.3 MB). Peak memory consumption was 84.1 MB. Max. memory is 16.1 GB. * Witness Printer took 235.96 ms. Allocated memory is still 190.8 MB. Free memory was 69.3 MB in the beginning and 137.4 MB in the end (delta: -68.1 MB). Peak memory consumption was 24.1 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: 538]: 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] char id2 = '\x0'; [L59] unsigned char r2 = '\x0'; [L60] char st2 = '\x0'; [L61] char nl2 = '\x0'; [L62] char m2 = '\x0'; [L63] char max2 = '\x0'; [L64] _Bool mode2 = 0; [L65] char id3 = '\x0'; [L66] unsigned char r3 = '\x0'; [L67] char st3 = '\x0'; [L68] char nl3 = '\x0'; [L69] char m3 = '\x0'; [L70] char max3 = '\x0'; [L71] _Bool mode3 = 0; [L75] void (*nodes[3])() = { &node1, &node2, &node3 }; [L79] int __return_1142; [L80] int __return_1270; [L81] int __return_1696; [L82] int __return_1389; [L83] int __return_1499; [L86] int main__c1; [L87] int main__i2; [L88] main__c1 = 0 [L89] ep12 = __VERIFIER_nondet_bool() [L90] ep13 = __VERIFIER_nondet_bool() [L91] ep21 = __VERIFIER_nondet_bool() [L92] ep23 = __VERIFIER_nondet_bool() [L93] ep31 = __VERIFIER_nondet_bool() [L94] ep32 = __VERIFIER_nondet_bool() [L95] id1 = __VERIFIER_nondet_char() [L96] r1 = __VERIFIER_nondet_uchar() [L97] st1 = __VERIFIER_nondet_char() [L98] nl1 = __VERIFIER_nondet_char() [L99] m1 = __VERIFIER_nondet_char() [L100] max1 = __VERIFIER_nondet_char() [L101] mode1 = __VERIFIER_nondet_bool() [L102] id2 = __VERIFIER_nondet_char() [L103] r2 = __VERIFIER_nondet_uchar() [L104] st2 = __VERIFIER_nondet_char() [L105] nl2 = __VERIFIER_nondet_char() [L106] m2 = __VERIFIER_nondet_char() [L107] max2 = __VERIFIER_nondet_char() [L108] mode2 = __VERIFIER_nondet_bool() [L109] id3 = __VERIFIER_nondet_char() [L110] r3 = __VERIFIER_nondet_uchar() [L111] st3 = __VERIFIER_nondet_char() [L112] nl3 = __VERIFIER_nondet_char() [L113] m3 = __VERIFIER_nondet_char() [L114] max3 = __VERIFIER_nondet_char() [L115] mode3 = __VERIFIER_nondet_bool() [L117] _Bool init__r121; [L118] _Bool init__r131; [L119] _Bool init__r211; [L120] _Bool init__r231; [L121] _Bool init__r311; [L122] _Bool init__r321; [L123] _Bool init__r122; [L124] int init__tmp; [L125] _Bool init__r132; [L126] int init__tmp___0; [L127] _Bool init__r212; [L128] int init__tmp___1; [L129] _Bool init__r232; [L130] int init__tmp___2; [L131] _Bool init__r312; [L132] int init__tmp___3; [L133] _Bool init__r322; [L134] int init__tmp___4; [L135] int init__tmp___5; [L136] init__r121 = ep12 [L137] init__r131 = ep13 [L138] init__r211 = ep21 [L139] init__r231 = ep23 [L140] init__r311 = ep31 [L141] init__r321 = ep32 [L142] COND FALSE !(!(init__r121 == 0)) [L1844] COND TRUE !(init__r131 == 0) [L1846] COND TRUE !(ep32 == 0) [L1848] init__tmp = 1 [L146] init__r122 = (_Bool)init__tmp [L147] COND TRUE !(init__r131 == 0) [L149] init__tmp___0 = 1 [L151] init__r132 = (_Bool)init__tmp___0 [L152] COND TRUE !(init__r211 == 0) [L154] init__tmp___1 = 1 [L156] init__r212 = (_Bool)init__tmp___1 [L157] COND FALSE !(!(init__r231 == 0)) [L1775] COND TRUE !(init__r211 == 0) [L1777] COND TRUE !(ep13 == 0) [L1779] init__tmp___2 = 1 [L161] init__r232 = (_Bool)init__tmp___2 [L162] COND FALSE !(!(init__r311 == 0)) [L1752] COND TRUE !(init__r321 == 0) [L1754] COND TRUE !(ep21 == 0) [L1756] init__tmp___3 = 1 [L166] init__r312 = (_Bool)init__tmp___3 [L167] COND TRUE !(init__r321 == 0) [L169] init__tmp___4 = 1 [L171] init__r322 = (_Bool)init__tmp___4 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L172] COND TRUE ((int)id1) != ((int)id2) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L174] COND TRUE ((int)id1) != ((int)id3) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L176] COND TRUE ((int)id2) != ((int)id3) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L178] COND TRUE ((int)id1) >= 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L180] COND TRUE ((int)id2) >= 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, st1=0, st2=0, st3=0] [L182] COND TRUE ((int)id3) >= 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, 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] [L184] COND TRUE ((int)r1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, 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] [L186] COND TRUE ((int)r2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, 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] [L188] COND TRUE ((int)r3) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L190] COND TRUE !(init__r122 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L192] COND TRUE !(init__r132 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L194] COND TRUE !(init__r212 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L196] COND TRUE !(init__r232 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L198] COND TRUE !(init__r312 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L200] COND TRUE !(init__r322 == 0) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L202] COND TRUE ((int)max1) == ((int)id1) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L204] COND TRUE ((int)max2) == ((int)id2) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L206] COND TRUE ((int)max3) == ((int)id3) VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L208] COND TRUE ((int)st1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L210] COND TRUE ((int)st2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L212] COND TRUE ((int)st3) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L214] COND TRUE ((int)nl1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L216] COND TRUE ((int)nl2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L218] COND TRUE ((int)nl3) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=0, p12_old=0, p13=0, p13_new=0, p13_old=0, p21=0, p21_new=0, p21_old=0, p23=0, p23_new=0, p23_old=0, p31=0, p31_new=0, p31_old=0, p32=0, p32_new=0, p32_old=0, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L220] COND TRUE ((int)mode1) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, 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] [L222] COND TRUE ((int)mode2) == 0 VAL [__return_1142=0, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, 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] [L224] COND TRUE ((int)mode3) == 0 [L226] init__tmp___5 = 1 [L227] __return_1142 = init__tmp___5 [L228] main__i2 = __return_1142 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, 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] [L229] COND TRUE main__i2 != 0 [L231] p12_old = nomsg [L232] p12_new = nomsg [L233] p13_old = nomsg [L234] p13_new = nomsg [L235] p21_old = nomsg [L236] p21_new = nomsg [L237] p23_old = nomsg [L238] p23_new = nomsg [L239] p31_old = nomsg [L240] p31_new = nomsg [L241] p32_old = nomsg [L242] p32_new = nomsg [L243] main__i2 = 0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L245] COND FALSE !(!(mode1 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L251] COND TRUE ((int)r1) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L253] COND FALSE !(!(ep12 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L264] COND TRUE !(ep13 == 0) [L266] int node1____CPAchecker_TMP_1; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L267] COND TRUE max1 != nomsg VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L269] COND TRUE p13_new == nomsg [L271] node1____CPAchecker_TMP_1 = max1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L273] p13_new = node1____CPAchecker_TMP_1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=7, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L275] mode1 = 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=7, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L277] COND FALSE !(!(mode2 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=7, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L283] COND TRUE ((int)r2) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=7, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L285] COND TRUE !(ep21 == 0) [L287] int node2____CPAchecker_TMP_0; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=7, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L288] COND TRUE max2 != nomsg VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=7, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L290] COND TRUE p21_new == nomsg [L292] node2____CPAchecker_TMP_0 = max2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=7, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L294] p21_new = node2____CPAchecker_TMP_0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=7, p13_old=-1, p21=0, p21_new=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] [L296] COND FALSE !(!(ep23 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=7, p13_old=-1, p21=0, p21_new=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] [L307] mode2 = 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=7, p13_old=-1, p21=0, p21_new=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] [L309] COND FALSE !(!(mode3 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=7, p13_old=-1, p21=0, p21_new=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] [L315] COND TRUE ((int)r3) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=7, p13_old=-1, p21=0, p21_new=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 !(!(ep31 == 0)) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=7, p13_old=-1, p21=0, p21_new=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] [L328] COND TRUE !(ep32 == 0) [L330] int node3____CPAchecker_TMP_1; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=7, p13_old=-1, p21=0, p21_new=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] [L331] COND TRUE max3 != nomsg VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=7, p13_old=-1, p21=0, p21_new=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] [L333] COND TRUE p32_new == nomsg [L335] node3____CPAchecker_TMP_1 = max3 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=7, p13_old=-1, p21=0, p21_new=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] [L337] p32_new = node3____CPAchecker_TMP_1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=7, p13_old=-1, p21=0, p21_new=6, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=127, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L339] mode3 = 1 [L340] p12_old = p12_new [L341] p12_new = nomsg [L342] p13_old = p13_new [L343] p13_new = nomsg [L344] p21_old = p21_new [L345] p21_new = nomsg [L346] p23_old = p23_new [L347] p23_new = nomsg [L348] p31_old = p31_new [L349] p31_new = nomsg [L350] p32_old = p32_new [L351] p32_new = nomsg [L353] int check__tmp; VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=127, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L354] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=127, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L356] COND TRUE (((int)st1) + ((int)nl1)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=127, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L358] COND TRUE (((int)st2) + ((int)nl2)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=127, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L360] COND TRUE (((int)st3) + ((int)nl3)) <= 1 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=127, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L362] COND FALSE !(((int)r1) >= 2) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=127, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L368] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=127, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L370] COND TRUE ((int)r1) < 2 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=127, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L372] COND FALSE !(((int)r1) >= 2) VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=127, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L378] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 VAL [__return_1142=1, __return_1270=0, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=127, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L380] COND TRUE ((int)r1) < 2 [L382] check__tmp = 1 [L383] __return_1270 = check__tmp [L384] main__c1 = __return_1270 [L386] _Bool __tmp_1; [L387] __tmp_1 = main__c1 [L388] _Bool assert__arg; [L389] assert__arg = __tmp_1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=127, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L390] COND FALSE !(assert__arg == 0) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=127, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L397] COND TRUE !(mode1 == 0) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=6, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=127, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L399] COND FALSE !(r1 == 255) [L405] r1 = r1 + 1 [L406] COND TRUE !(ep21 == 0) [L408] m1 = p21_old [L409] p21_old = nomsg [L410] COND FALSE !(((int)m1) > ((int)max1)) [L414] COND FALSE !(!(ep31 == 0)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=127, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L422] COND TRUE ((int)r1) == 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=1, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=127, r1=1, r2=0, r3=0, st1=0, st2=0, st3=0] [L424] COND TRUE ((int)max1) == ((int)id1) [L426] st1 = 1 [L427] mode1 = 0 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=0, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=127, r1=1, r2=0, r3=0, st1=1, st2=0, st3=0] [L429] COND TRUE !(mode2 == 0) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=-1, m3=7, max1=7, max2=6, max3=127, mode1=0, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=127, r1=1, r2=0, r3=0, st1=1, st2=0, st3=0] [L431] COND FALSE !(r2 == 255) [L437] r2 = r2 + 1 [L438] COND FALSE !(!(ep12 == 0)) [L446] COND TRUE !(ep32 == 0) [L448] m2 = p32_old [L449] p32_old = nomsg [L450] COND TRUE ((int)m2) > ((int)max2) [L452] max2 = m2 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=127, m3=7, max1=7, max2=127, max3=127, mode1=0, mode2=1, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=0, st1=1, st2=0, st3=0] [L454] COND FALSE !(((int)r2) == 2) [L460] mode2 = 0 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=127, m3=7, max1=7, max2=127, max3=127, mode1=0, mode2=0, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=0, st1=1, st2=0, st3=0] [L462] COND TRUE !(mode3 == 0) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=127, m3=7, max1=7, max2=127, max3=127, mode1=0, mode2=0, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=7, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=0, st1=1, st2=0, st3=0] [L464] COND FALSE !(r3 == 255) [L470] r3 = r3 + 1 [L471] COND TRUE !(ep13 == 0) [L473] m3 = p13_old [L474] p13_old = nomsg [L475] COND FALSE !(((int)m3) > ((int)max3)) [L479] COND FALSE !(!(ep23 == 0)) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=127, m3=7, max1=7, max2=127, max3=127, mode1=0, mode2=0, mode3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L487] COND FALSE !(((int)r3) == 2) [L493] mode3 = 0 [L494] p12_old = p12_new [L495] p12_new = nomsg [L496] p13_old = p13_new [L497] p13_new = nomsg [L498] p21_old = p21_new [L499] p21_new = nomsg [L500] p23_old = p23_new [L501] p23_new = nomsg [L502] p31_old = p31_new [L503] p31_new = nomsg [L504] p32_old = p32_new [L505] p32_new = nomsg [L507] int check__tmp; VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=127, m3=7, max1=7, max2=127, max3=127, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L508] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=127, m3=7, max1=7, max2=127, max3=127, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L510] COND TRUE (((int)st1) + ((int)nl1)) <= 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=127, m3=7, max1=7, max2=127, max3=127, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L512] COND TRUE (((int)st2) + ((int)nl2)) <= 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=127, m3=7, max1=7, max2=127, max3=127, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L514] COND TRUE (((int)st3) + ((int)nl3)) <= 1 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=127, m3=7, max1=7, max2=127, max3=127, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L516] COND FALSE !(((int)r1) >= 2) VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=127, m3=7, max1=7, max2=127, max3=127, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L522] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) == 0) [L528] check__tmp = 0 [L529] __return_1696 = check__tmp [L530] main__c1 = __return_1696 [L532] _Bool __tmp_2; [L533] __tmp_2 = main__c1 [L534] _Bool assert__arg; [L535] assert__arg = __tmp_2 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=127, m3=7, max1=7, max2=127, max3=127, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L536] COND TRUE assert__arg == 0 VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=127, m3=7, max1=7, max2=127, max3=127, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L538] reach_error() VAL [__return_1142=1, __return_1270=1, __return_1389=0, __return_1499=0, __return_1696=0, __return_main=0, ep12=0, ep13=255, ep21=255, ep23=0, ep31=0, ep32=1, id1=7, id2=6, id3=127, m1=6, m2=127, m3=7, max1=7, max2=127, max3=127, mode1=0, mode2=0, mode3=0, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] - UnprovableResult [Line: 751]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 171 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 3604.4ms, OverallIterations: 7, TraceHistogramMax: 1, EmptinessCheckTime: 42.0ms, AutomataDifference: 1006.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1653 SDtfs, 3576 SDslu, 897 SDs, 0 SdLazy, 218 SolverSat, 36 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 312.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 220.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=671occurred in iteration=5, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 367.0ms AutomataMinimizationTime, 6 MinimizatonAttempts, 119 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 58.4ms SsaConstructionTime, 770.7ms SatisfiabilityAnalysisTime, 915.8ms InterpolantComputationTime, 544 NumberOfCodeBlocks, 544 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 456 ConstructedInterpolants, 0 QuantifiedInterpolants, 4065 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-16 03:14:10,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439a3279-c483-47fb-b3cb-1d3ad1c39be9/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...