./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b8cfead7c1f307a9ba2676fad86c005fa434c5b4bc168c34fe90a644ea9973b2 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 08:56:02,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 08:56:02,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 08:56:02,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 08:56:02,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 08:56:02,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 08:56:02,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 08:56:02,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 08:56:02,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 08:56:02,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 08:56:02,885 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 08:56:02,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 08:56:02,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 08:56:02,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 08:56:02,892 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 08:56:02,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 08:56:02,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 08:56:02,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 08:56:02,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 08:56:02,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 08:56:02,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 08:56:02,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 08:56:02,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 08:56:02,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 08:56:02,903 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 08:56:02,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 08:56:02,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 08:56:02,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 08:56:02,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 08:56:02,904 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 08:56:02,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 08:56:02,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 08:56:02,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 08:56:02,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 08:56:02,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 08:56:02,907 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 08:56:02,907 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 08:56:02,908 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 08:56:02,908 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 08:56:02,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 08:56:02,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 08:56:02,910 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-15 08:56:02,923 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 08:56:02,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 08:56:02,924 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 08:56:02,924 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 08:56:02,924 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 08:56:02,925 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 08:56:02,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 08:56:02,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 08:56:02,925 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 08:56:02,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 08:56:02,926 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 08:56:02,926 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 08:56:02,926 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 08:56:02,926 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 08:56:02,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 08:56:02,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 08:56:02,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 08:56:02,927 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 08:56:02,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 08:56:02,927 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 08:56:02,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 08:56:02,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 08:56:02,928 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 08:56:02,928 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 08:56:02,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 08:56:02,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 08:56:02,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 08:56:02,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 08:56:02,929 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 08:56:02,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 08:56:02,929 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 08:56:02,929 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 08:56:02,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 08:56:02,930 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 08:56:02,930 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8cfead7c1f307a9ba2676fad86c005fa434c5b4bc168c34fe90a644ea9973b2 [2021-12-15 08:56:03,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 08:56:03,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 08:56:03,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 08:56:03,137 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 08:56:03,138 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 08:56:03,139 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2021-12-15 08:56:03,205 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/763af7d4a/3e3fec8be1c442a680e4c6341c255d2d/FLAG61ad0d443 [2021-12-15 08:56:03,577 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 08:56:03,578 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2021-12-15 08:56:03,587 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/763af7d4a/3e3fec8be1c442a680e4c6341c255d2d/FLAG61ad0d443 [2021-12-15 08:56:03,595 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/763af7d4a/3e3fec8be1c442a680e4c6341c255d2d [2021-12-15 08:56:03,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 08:56:03,598 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 08:56:03,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 08:56:03,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 08:56:03,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 08:56:03,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 08:56:03" (1/1) ... [2021-12-15 08:56:03,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5297562f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:03, skipping insertion in model container [2021-12-15 08:56:03,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 08:56:03" (1/1) ... [2021-12-15 08:56:03,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 08:56:03,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 08:56:03,817 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c[44872,44885] [2021-12-15 08:56:03,835 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 08:56:03,840 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 08:56:03,889 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c[44872,44885] [2021-12-15 08:56:03,891 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 08:56:03,898 INFO L208 MainTranslator]: Completed translation [2021-12-15 08:56:03,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:03 WrapperNode [2021-12-15 08:56:03,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 08:56:03,900 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 08:56:03,900 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 08:56:03,900 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 08:56:03,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:03" (1/1) ... [2021-12-15 08:56:03,912 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:03" (1/1) ... [2021-12-15 08:56:03,949 INFO L137 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 528 [2021-12-15 08:56:03,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 08:56:03,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 08:56:03,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 08:56:03,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 08:56:03,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:03" (1/1) ... [2021-12-15 08:56:03,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:03" (1/1) ... [2021-12-15 08:56:03,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:03" (1/1) ... [2021-12-15 08:56:03,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:03" (1/1) ... [2021-12-15 08:56:03,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:03" (1/1) ... [2021-12-15 08:56:03,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:03" (1/1) ... [2021-12-15 08:56:03,993 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:03" (1/1) ... [2021-12-15 08:56:03,996 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 08:56:04,008 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 08:56:04,008 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 08:56:04,008 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 08:56:04,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:03" (1/1) ... [2021-12-15 08:56:04,013 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 08:56:04,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 08:56:04,043 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 08:56:04,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 08:56:04,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 08:56:04,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 08:56:04,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 08:56:04,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 08:56:04,125 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 08:56:04,126 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 08:56:04,135 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 08:56:04,500 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-12-15 08:56:04,501 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-12-15 08:56:04,501 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 08:56:04,506 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 08:56:04,506 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-15 08:56:04,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 08:56:04 BoogieIcfgContainer [2021-12-15 08:56:04,507 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 08:56:04,508 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 08:56:04,508 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 08:56:04,511 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 08:56:04,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 08:56:03" (1/3) ... [2021-12-15 08:56:04,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19bb57e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 08:56:04, skipping insertion in model container [2021-12-15 08:56:04,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:03" (2/3) ... [2021-12-15 08:56:04,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19bb57e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 08:56:04, skipping insertion in model container [2021-12-15 08:56:04,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 08:56:04" (3/3) ... [2021-12-15 08:56:04,513 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_2a.BV.c.cil.c [2021-12-15 08:56:04,516 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 08:56:04,516 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 08:56:04,545 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 08:56:04,550 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, mAutomataTypeConcurrency=PETRI_NET, 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 [2021-12-15 08:56:04,550 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 08:56:04,561 INFO L276 IsEmpty]: Start isEmpty. Operand has 138 states, 136 states have (on average 1.7426470588235294) internal successors, (237), 137 states have internal predecessors, (237), 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) [2021-12-15 08:56:04,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-12-15 08:56:04,566 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:04,566 INFO L514 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] [2021-12-15 08:56:04,567 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:04,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:04,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1632002022, now seen corresponding path program 1 times [2021-12-15 08:56:04,576 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:04,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734170053] [2021-12-15 08:56:04,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:04,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:04,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:04,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 08:56:04,740 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:04,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734170053] [2021-12-15 08:56:04,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734170053] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:04,741 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:04,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:04,742 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354923405] [2021-12-15 08:56:04,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:04,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:04,747 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:04,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:04,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:04,775 INFO L87 Difference]: Start difference. First operand has 138 states, 136 states have (on average 1.7426470588235294) internal successors, (237), 137 states have internal predecessors, (237), 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 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2021-12-15 08:56:04,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:04,945 INFO L93 Difference]: Finished difference Result 284 states and 484 transitions. [2021-12-15 08:56:04,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:04,947 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 44 [2021-12-15 08:56:04,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:04,955 INFO L225 Difference]: With dead ends: 284 [2021-12-15 08:56:04,955 INFO L226 Difference]: Without dead ends: 128 [2021-12-15 08:56:04,958 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:04,961 INFO L933 BasicCegarLoop]: 211 mSDtfsCounter, 20 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:04,962 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 326 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:04,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-12-15 08:56:04,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 125. [2021-12-15 08:56:04,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 124 states have (on average 1.4919354838709677) internal successors, (185), 124 states have internal predecessors, (185), 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) [2021-12-15 08:56:05,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 185 transitions. [2021-12-15 08:56:05,001 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 185 transitions. Word has length 44 [2021-12-15 08:56:05,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:05,002 INFO L470 AbstractCegarLoop]: Abstraction has 125 states and 185 transitions. [2021-12-15 08:56:05,002 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2021-12-15 08:56:05,003 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 185 transitions. [2021-12-15 08:56:05,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-12-15 08:56:05,008 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:05,008 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:05,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 08:56:05,009 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:05,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:05,011 INFO L85 PathProgramCache]: Analyzing trace with hash 2033157093, now seen corresponding path program 1 times [2021-12-15 08:56:05,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:05,011 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978897334] [2021-12-15 08:56:05,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:05,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:05,094 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 08:56:05,095 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:05,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978897334] [2021-12-15 08:56:05,096 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978897334] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:05,096 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:05,097 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:05,097 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362720406] [2021-12-15 08:56:05,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:05,098 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:05,099 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:05,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:05,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,100 INFO L87 Difference]: Start difference. First operand 125 states and 185 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2021-12-15 08:56:05,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:05,134 INFO L93 Difference]: Finished difference Result 331 states and 502 transitions. [2021-12-15 08:56:05,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:05,134 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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 60 [2021-12-15 08:56:05,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:05,137 INFO L225 Difference]: With dead ends: 331 [2021-12-15 08:56:05,138 INFO L226 Difference]: Without dead ends: 225 [2021-12-15 08:56:05,138 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,140 INFO L933 BasicCegarLoop]: 183 mSDtfsCounter, 111 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:05,141 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 346 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 08:56:05,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2021-12-15 08:56:05,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2021-12-15 08:56:05,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 224 states have (on average 1.5) internal successors, (336), 224 states have internal predecessors, (336), 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) [2021-12-15 08:56:05,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 336 transitions. [2021-12-15 08:56:05,154 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 336 transitions. Word has length 60 [2021-12-15 08:56:05,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:05,155 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 336 transitions. [2021-12-15 08:56:05,156 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2021-12-15 08:56:05,156 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 336 transitions. [2021-12-15 08:56:05,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-12-15 08:56:05,161 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:05,162 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:05,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-15 08:56:05,163 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:05,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:05,163 INFO L85 PathProgramCache]: Analyzing trace with hash -2013663709, now seen corresponding path program 1 times [2021-12-15 08:56:05,163 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:05,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954744458] [2021-12-15 08:56:05,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:05,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:05,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:05,230 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 08:56:05,231 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:05,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954744458] [2021-12-15 08:56:05,232 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954744458] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:05,232 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:05,232 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:05,233 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302268618] [2021-12-15 08:56:05,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:05,233 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:05,233 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:05,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:05,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,234 INFO L87 Difference]: Start difference. First operand 225 states and 336 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2021-12-15 08:56:05,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:05,246 INFO L93 Difference]: Finished difference Result 433 states and 652 transitions. [2021-12-15 08:56:05,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:05,247 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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 60 [2021-12-15 08:56:05,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:05,248 INFO L225 Difference]: With dead ends: 433 [2021-12-15 08:56:05,248 INFO L226 Difference]: Without dead ends: 227 [2021-12-15 08:56:05,249 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,249 INFO L933 BasicCegarLoop]: 173 mSDtfsCounter, 6 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:05,250 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 326 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 08:56:05,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-12-15 08:56:05,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-12-15 08:56:05,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 226 states have (on average 1.4955752212389382) internal successors, (338), 226 states have internal predecessors, (338), 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) [2021-12-15 08:56:05,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 338 transitions. [2021-12-15 08:56:05,259 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 338 transitions. Word has length 60 [2021-12-15 08:56:05,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:05,263 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 338 transitions. [2021-12-15 08:56:05,264 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2021-12-15 08:56:05,264 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 338 transitions. [2021-12-15 08:56:05,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-12-15 08:56:05,265 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:05,266 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:05,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-15 08:56:05,267 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:05,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:05,268 INFO L85 PathProgramCache]: Analyzing trace with hash 64836761, now seen corresponding path program 1 times [2021-12-15 08:56:05,268 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:05,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394564843] [2021-12-15 08:56:05,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:05,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:05,315 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-15 08:56:05,316 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:05,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394564843] [2021-12-15 08:56:05,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394564843] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:05,316 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:05,316 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:05,317 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003784822] [2021-12-15 08:56:05,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:05,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:05,317 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:05,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:05,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,319 INFO L87 Difference]: Start difference. First operand 227 states and 338 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2021-12-15 08:56:05,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:05,437 INFO L93 Difference]: Finished difference Result 524 states and 805 transitions. [2021-12-15 08:56:05,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:05,438 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2021-12-15 08:56:05,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:05,439 INFO L225 Difference]: With dead ends: 524 [2021-12-15 08:56:05,439 INFO L226 Difference]: Without dead ends: 318 [2021-12-15 08:56:05,442 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,443 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 14 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:05,443 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 272 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:05,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2021-12-15 08:56:05,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 310. [2021-12-15 08:56:05,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 310 states, 309 states have (on average 1.3948220064724919) internal successors, (431), 309 states have internal predecessors, (431), 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) [2021-12-15 08:56:05,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 431 transitions. [2021-12-15 08:56:05,453 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 431 transitions. Word has length 81 [2021-12-15 08:56:05,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:05,453 INFO L470 AbstractCegarLoop]: Abstraction has 310 states and 431 transitions. [2021-12-15 08:56:05,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2021-12-15 08:56:05,454 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 431 transitions. [2021-12-15 08:56:05,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-12-15 08:56:05,454 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:05,455 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:05,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-15 08:56:05,455 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:05,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:05,455 INFO L85 PathProgramCache]: Analyzing trace with hash 312983255, now seen corresponding path program 1 times [2021-12-15 08:56:05,456 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:05,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489208905] [2021-12-15 08:56:05,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:05,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:05,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:05,532 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-15 08:56:05,532 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:05,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489208905] [2021-12-15 08:56:05,533 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489208905] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:05,533 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:05,533 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:05,533 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473574101] [2021-12-15 08:56:05,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:05,534 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:05,534 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:05,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:05,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,535 INFO L87 Difference]: Start difference. First operand 310 states and 431 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2021-12-15 08:56:05,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:05,623 INFO L93 Difference]: Finished difference Result 628 states and 882 transitions. [2021-12-15 08:56:05,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:05,624 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2021-12-15 08:56:05,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:05,625 INFO L225 Difference]: With dead ends: 628 [2021-12-15 08:56:05,625 INFO L226 Difference]: Without dead ends: 339 [2021-12-15 08:56:05,626 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,627 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 12 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:05,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 273 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:05,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-12-15 08:56:05,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 333. [2021-12-15 08:56:05,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 333 states, 332 states have (on average 1.3825301204819278) internal successors, (459), 332 states have internal predecessors, (459), 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) [2021-12-15 08:56:05,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 459 transitions. [2021-12-15 08:56:05,636 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 459 transitions. Word has length 81 [2021-12-15 08:56:05,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:05,636 INFO L470 AbstractCegarLoop]: Abstraction has 333 states and 459 transitions. [2021-12-15 08:56:05,636 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2021-12-15 08:56:05,637 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 459 transitions. [2021-12-15 08:56:05,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-12-15 08:56:05,637 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:05,638 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:05,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-15 08:56:05,638 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:05,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:05,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1731331013, now seen corresponding path program 1 times [2021-12-15 08:56:05,639 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:05,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305592543] [2021-12-15 08:56:05,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:05,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:05,665 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-12-15 08:56:05,665 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:05,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305592543] [2021-12-15 08:56:05,666 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305592543] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:05,666 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:05,666 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:05,666 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020051423] [2021-12-15 08:56:05,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:05,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:05,667 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:05,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:05,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,667 INFO L87 Difference]: Start difference. First operand 333 states and 459 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 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) [2021-12-15 08:56:05,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:05,747 INFO L93 Difference]: Finished difference Result 719 states and 1015 transitions. [2021-12-15 08:56:05,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:05,748 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 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 101 [2021-12-15 08:56:05,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:05,749 INFO L225 Difference]: With dead ends: 719 [2021-12-15 08:56:05,750 INFO L226 Difference]: Without dead ends: 407 [2021-12-15 08:56:05,750 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,751 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 28 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:05,751 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 272 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:05,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2021-12-15 08:56:05,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 383. [2021-12-15 08:56:05,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 383 states, 382 states have (on average 1.3586387434554974) internal successors, (519), 382 states have internal predecessors, (519), 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) [2021-12-15 08:56:05,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 519 transitions. [2021-12-15 08:56:05,758 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 519 transitions. Word has length 101 [2021-12-15 08:56:05,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:05,759 INFO L470 AbstractCegarLoop]: Abstraction has 383 states and 519 transitions. [2021-12-15 08:56:05,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 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) [2021-12-15 08:56:05,759 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 519 transitions. [2021-12-15 08:56:05,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-12-15 08:56:05,760 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:05,760 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:05,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-15 08:56:05,761 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:05,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:05,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1340556462, now seen corresponding path program 1 times [2021-12-15 08:56:05,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:05,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822873649] [2021-12-15 08:56:05,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:05,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:05,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:05,796 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-12-15 08:56:05,796 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:05,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822873649] [2021-12-15 08:56:05,797 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822873649] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:05,797 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:05,797 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:05,797 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238621979] [2021-12-15 08:56:05,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:05,798 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:05,798 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:05,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:05,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,799 INFO L87 Difference]: Start difference. First operand 383 states and 519 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 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) [2021-12-15 08:56:05,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:05,818 INFO L93 Difference]: Finished difference Result 912 states and 1246 transitions. [2021-12-15 08:56:05,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:05,819 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 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 121 [2021-12-15 08:56:05,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:05,821 INFO L225 Difference]: With dead ends: 912 [2021-12-15 08:56:05,821 INFO L226 Difference]: Without dead ends: 550 [2021-12-15 08:56:05,822 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,822 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 111 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 482 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:05,823 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 482 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 08:56:05,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2021-12-15 08:56:05,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 550. [2021-12-15 08:56:05,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 550 states, 549 states have (on average 1.360655737704918) internal successors, (747), 549 states have internal predecessors, (747), 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) [2021-12-15 08:56:05,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 747 transitions. [2021-12-15 08:56:05,832 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 747 transitions. Word has length 121 [2021-12-15 08:56:05,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:05,832 INFO L470 AbstractCegarLoop]: Abstraction has 550 states and 747 transitions. [2021-12-15 08:56:05,833 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 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) [2021-12-15 08:56:05,833 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 747 transitions. [2021-12-15 08:56:05,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-12-15 08:56:05,834 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:05,834 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:05,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-15 08:56:05,835 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:05,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:05,835 INFO L85 PathProgramCache]: Analyzing trace with hash 2057017556, now seen corresponding path program 1 times [2021-12-15 08:56:05,835 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:05,835 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152752372] [2021-12-15 08:56:05,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:05,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:05,862 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-15 08:56:05,863 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:05,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152752372] [2021-12-15 08:56:05,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152752372] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:05,863 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:05,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:05,863 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708345675] [2021-12-15 08:56:05,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:05,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:05,864 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:05,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:05,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,865 INFO L87 Difference]: Start difference. First operand 550 states and 747 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 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) [2021-12-15 08:56:05,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:05,886 INFO L93 Difference]: Finished difference Result 1271 states and 1733 transitions. [2021-12-15 08:56:05,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:05,887 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 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 121 [2021-12-15 08:56:05,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:05,889 INFO L225 Difference]: With dead ends: 1271 [2021-12-15 08:56:05,889 INFO L226 Difference]: Without dead ends: 742 [2021-12-15 08:56:05,890 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,891 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 113 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 480 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:05,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [113 Valid, 480 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 08:56:05,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2021-12-15 08:56:05,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 742. [2021-12-15 08:56:05,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 742 states, 741 states have (on average 1.3576248313090418) internal successors, (1006), 741 states have internal predecessors, (1006), 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) [2021-12-15 08:56:05,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 1006 transitions. [2021-12-15 08:56:05,903 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 1006 transitions. Word has length 121 [2021-12-15 08:56:05,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:05,903 INFO L470 AbstractCegarLoop]: Abstraction has 742 states and 1006 transitions. [2021-12-15 08:56:05,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 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) [2021-12-15 08:56:05,904 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1006 transitions. [2021-12-15 08:56:05,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-12-15 08:56:05,905 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:05,905 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:05,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-15 08:56:05,906 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:05,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:05,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1067369758, now seen corresponding path program 1 times [2021-12-15 08:56:05,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:05,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619069803] [2021-12-15 08:56:05,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:05,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:05,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:05,936 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 209 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-12-15 08:56:05,936 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:05,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619069803] [2021-12-15 08:56:05,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619069803] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:05,937 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:05,937 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:05,937 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685555960] [2021-12-15 08:56:05,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:05,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:05,938 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:05,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:05,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,938 INFO L87 Difference]: Start difference. First operand 742 states and 1006 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 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) [2021-12-15 08:56:06,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:06,047 INFO L93 Difference]: Finished difference Result 1592 states and 2215 transitions. [2021-12-15 08:56:06,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:06,048 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 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 183 [2021-12-15 08:56:06,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:06,050 INFO L225 Difference]: With dead ends: 1592 [2021-12-15 08:56:06,050 INFO L226 Difference]: Without dead ends: 871 [2021-12-15 08:56:06,051 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:06,052 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 35 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:06,052 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 267 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:06,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 871 states. [2021-12-15 08:56:06,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 871 to 865. [2021-12-15 08:56:06,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 865 states, 864 states have (on average 1.3240740740740742) internal successors, (1144), 864 states have internal predecessors, (1144), 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) [2021-12-15 08:56:06,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 865 states and 1144 transitions. [2021-12-15 08:56:06,064 INFO L78 Accepts]: Start accepts. Automaton has 865 states and 1144 transitions. Word has length 183 [2021-12-15 08:56:06,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:06,064 INFO L470 AbstractCegarLoop]: Abstraction has 865 states and 1144 transitions. [2021-12-15 08:56:06,064 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 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) [2021-12-15 08:56:06,065 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1144 transitions. [2021-12-15 08:56:06,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-12-15 08:56:06,071 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:06,071 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:06,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-15 08:56:06,071 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:06,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:06,072 INFO L85 PathProgramCache]: Analyzing trace with hash -860101462, now seen corresponding path program 1 times [2021-12-15 08:56:06,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:06,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416621638] [2021-12-15 08:56:06,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:06,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:06,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:06,104 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-12-15 08:56:06,104 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:06,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416621638] [2021-12-15 08:56:06,105 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416621638] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:06,105 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:06,105 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:06,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361433050] [2021-12-15 08:56:06,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:06,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:06,106 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:06,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:06,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:06,106 INFO L87 Difference]: Start difference. First operand 865 states and 1144 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 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) [2021-12-15 08:56:06,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:06,215 INFO L93 Difference]: Finished difference Result 1881 states and 2567 transitions. [2021-12-15 08:56:06,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:06,216 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 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 225 [2021-12-15 08:56:06,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:06,219 INFO L225 Difference]: With dead ends: 1881 [2021-12-15 08:56:06,219 INFO L226 Difference]: Without dead ends: 989 [2021-12-15 08:56:06,220 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:06,220 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 36 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:06,220 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 267 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:06,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 989 states. [2021-12-15 08:56:06,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 989 to 989. [2021-12-15 08:56:06,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 989 states, 988 states have (on average 1.3036437246963564) internal successors, (1288), 988 states have internal predecessors, (1288), 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) [2021-12-15 08:56:06,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 989 states and 1288 transitions. [2021-12-15 08:56:06,233 INFO L78 Accepts]: Start accepts. Automaton has 989 states and 1288 transitions. Word has length 225 [2021-12-15 08:56:06,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:06,234 INFO L470 AbstractCegarLoop]: Abstraction has 989 states and 1288 transitions. [2021-12-15 08:56:06,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 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) [2021-12-15 08:56:06,234 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1288 transitions. [2021-12-15 08:56:06,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-12-15 08:56:06,236 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:06,236 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:06,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-15 08:56:06,237 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:06,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:06,237 INFO L85 PathProgramCache]: Analyzing trace with hash -482554043, now seen corresponding path program 1 times [2021-12-15 08:56:06,237 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:06,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410848706] [2021-12-15 08:56:06,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:06,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:06,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:06,276 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-12-15 08:56:06,277 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:06,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410848706] [2021-12-15 08:56:06,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410848706] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-15 08:56:06,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [891892516] [2021-12-15 08:56:06,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:06,278 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 08:56:06,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 08:56:06,279 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-15 08:56:06,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-15 08:56:06,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:06,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-15 08:56:06,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 08:56:06,719 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-12-15 08:56:06,719 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-15 08:56:06,903 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-12-15 08:56:06,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [891892516] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-15 08:56:06,903 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-15 08:56:06,904 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-12-15 08:56:06,904 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830355146] [2021-12-15 08:56:06,904 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-15 08:56:06,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-15 08:56:06,904 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:06,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-15 08:56:06,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-15 08:56:06,910 INFO L87 Difference]: Start difference. First operand 989 states and 1288 transitions. Second operand has 6 states, 6 states have (on average 34.333333333333336) internal successors, (206), 6 states have internal predecessors, (206), 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) [2021-12-15 08:56:07,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:07,356 INFO L93 Difference]: Finished difference Result 4290 states and 5915 transitions. [2021-12-15 08:56:07,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-15 08:56:07,357 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 34.333333333333336) internal successors, (206), 6 states have internal predecessors, (206), 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 253 [2021-12-15 08:56:07,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:07,365 INFO L225 Difference]: With dead ends: 4290 [2021-12-15 08:56:07,366 INFO L226 Difference]: Without dead ends: 3322 [2021-12-15 08:56:07,368 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 514 GetRequests, 507 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-15 08:56:07,369 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 338 mSDsluCounter, 605 mSDsCounter, 0 mSdLazyCounter, 767 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 1013 SdHoareTripleChecker+Invalid, 826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 767 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:07,369 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [338 Valid, 1013 Invalid, 826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 767 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-15 08:56:07,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3322 states. [2021-12-15 08:56:07,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3322 to 2444. [2021-12-15 08:56:07,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2444 states, 2443 states have (on average 1.3074089234547688) internal successors, (3194), 2443 states have internal predecessors, (3194), 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) [2021-12-15 08:56:07,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 2444 states and 3194 transitions. [2021-12-15 08:56:07,421 INFO L78 Accepts]: Start accepts. Automaton has 2444 states and 3194 transitions. Word has length 253 [2021-12-15 08:56:07,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:07,421 INFO L470 AbstractCegarLoop]: Abstraction has 2444 states and 3194 transitions. [2021-12-15 08:56:07,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.333333333333336) internal successors, (206), 6 states have internal predecessors, (206), 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) [2021-12-15 08:56:07,422 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 3194 transitions. [2021-12-15 08:56:07,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-12-15 08:56:07,425 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:07,425 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:07,444 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-15 08:56:07,642 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-12-15 08:56:07,643 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:07,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:07,643 INFO L85 PathProgramCache]: Analyzing trace with hash -193734653, now seen corresponding path program 1 times [2021-12-15 08:56:07,644 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:07,644 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909773606] [2021-12-15 08:56:07,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:07,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:07,690 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 400 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2021-12-15 08:56:07,690 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:07,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909773606] [2021-12-15 08:56:07,691 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909773606] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:07,691 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:07,691 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:07,691 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740428673] [2021-12-15 08:56:07,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:07,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:07,692 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:07,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:07,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:07,692 INFO L87 Difference]: Start difference. First operand 2444 states and 3194 transitions. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 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) [2021-12-15 08:56:07,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:07,734 INFO L93 Difference]: Finished difference Result 6784 states and 8940 transitions. [2021-12-15 08:56:07,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:07,734 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 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 253 [2021-12-15 08:56:07,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:07,742 INFO L225 Difference]: With dead ends: 6784 [2021-12-15 08:56:07,742 INFO L226 Difference]: Without dead ends: 3133 [2021-12-15 08:56:07,745 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:07,746 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 109 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 492 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:07,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [109 Valid, 492 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 08:56:07,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3133 states. [2021-12-15 08:56:07,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3133 to 3031. [2021-12-15 08:56:07,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3031 states, 3030 states have (on average 1.328052805280528) internal successors, (4024), 3030 states have internal predecessors, (4024), 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) [2021-12-15 08:56:07,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 3031 states and 4024 transitions. [2021-12-15 08:56:07,810 INFO L78 Accepts]: Start accepts. Automaton has 3031 states and 4024 transitions. Word has length 253 [2021-12-15 08:56:07,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:07,811 INFO L470 AbstractCegarLoop]: Abstraction has 3031 states and 4024 transitions. [2021-12-15 08:56:07,811 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 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) [2021-12-15 08:56:07,811 INFO L276 IsEmpty]: Start isEmpty. Operand 3031 states and 4024 transitions. [2021-12-15 08:56:07,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2021-12-15 08:56:07,815 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:07,815 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:07,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-15 08:56:07,815 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:07,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:07,816 INFO L85 PathProgramCache]: Analyzing trace with hash -257796221, now seen corresponding path program 1 times [2021-12-15 08:56:07,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:07,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275192819] [2021-12-15 08:56:07,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:07,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:07,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:07,844 INFO L134 CoverageAnalysis]: Checked inductivity of 875 backedges. 493 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2021-12-15 08:56:07,844 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:07,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275192819] [2021-12-15 08:56:07,845 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275192819] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:07,845 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:07,845 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:07,845 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817655574] [2021-12-15 08:56:07,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:07,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:07,846 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:07,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:07,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:07,846 INFO L87 Difference]: Start difference. First operand 3031 states and 4024 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 08:56:07,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:07,939 INFO L93 Difference]: Finished difference Result 6437 states and 8611 transitions. [2021-12-15 08:56:07,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:07,940 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 299 [2021-12-15 08:56:07,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:07,948 INFO L225 Difference]: With dead ends: 6437 [2021-12-15 08:56:07,948 INFO L226 Difference]: Without dead ends: 3427 [2021-12-15 08:56:07,951 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:07,951 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 17 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:07,952 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 272 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:07,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3427 states. [2021-12-15 08:56:07,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3427 to 3355. [2021-12-15 08:56:08,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3355 states, 3354 states have (on average 1.3142516398330353) internal successors, (4408), 3354 states have internal predecessors, (4408), 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) [2021-12-15 08:56:08,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 3355 states and 4408 transitions. [2021-12-15 08:56:08,039 INFO L78 Accepts]: Start accepts. Automaton has 3355 states and 4408 transitions. Word has length 299 [2021-12-15 08:56:08,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:08,039 INFO L470 AbstractCegarLoop]: Abstraction has 3355 states and 4408 transitions. [2021-12-15 08:56:08,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 08:56:08,039 INFO L276 IsEmpty]: Start isEmpty. Operand 3355 states and 4408 transitions. [2021-12-15 08:56:08,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2021-12-15 08:56:08,044 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:08,044 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 8, 8, 7, 7, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:08,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-15 08:56:08,044 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:08,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:08,045 INFO L85 PathProgramCache]: Analyzing trace with hash 212293102, now seen corresponding path program 1 times [2021-12-15 08:56:08,045 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:08,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367232889] [2021-12-15 08:56:08,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:08,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:08,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:08,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 627 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-12-15 08:56:08,077 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:08,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367232889] [2021-12-15 08:56:08,077 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367232889] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:08,077 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:08,077 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:08,077 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612237503] [2021-12-15 08:56:08,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:08,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:08,078 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:08,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:08,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:08,079 INFO L87 Difference]: Start difference. First operand 3355 states and 4408 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 08:56:08,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:08,174 INFO L93 Difference]: Finished difference Result 7049 states and 9307 transitions. [2021-12-15 08:56:08,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:08,175 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 322 [2021-12-15 08:56:08,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:08,183 INFO L225 Difference]: With dead ends: 7049 [2021-12-15 08:56:08,183 INFO L226 Difference]: Without dead ends: 3715 [2021-12-15 08:56:08,186 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:08,187 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 10 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:08,187 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 272 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:08,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3715 states. [2021-12-15 08:56:08,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3715 to 3034. [2021-12-15 08:56:08,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3034 states, 3033 states have (on average 1.3056379821958457) internal successors, (3960), 3033 states have internal predecessors, (3960), 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) [2021-12-15 08:56:08,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 3034 states and 3960 transitions. [2021-12-15 08:56:08,255 INFO L78 Accepts]: Start accepts. Automaton has 3034 states and 3960 transitions. Word has length 322 [2021-12-15 08:56:08,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:08,255 INFO L470 AbstractCegarLoop]: Abstraction has 3034 states and 3960 transitions. [2021-12-15 08:56:08,255 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 08:56:08,256 INFO L276 IsEmpty]: Start isEmpty. Operand 3034 states and 3960 transitions. [2021-12-15 08:56:08,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2021-12-15 08:56:08,260 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:08,260 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:08,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-15 08:56:08,260 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:08,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:08,261 INFO L85 PathProgramCache]: Analyzing trace with hash -812160295, now seen corresponding path program 1 times [2021-12-15 08:56:08,261 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:08,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207118368] [2021-12-15 08:56:08,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:08,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:08,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:08,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 692 proven. 0 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2021-12-15 08:56:08,305 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:08,305 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207118368] [2021-12-15 08:56:08,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207118368] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:08,306 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:08,306 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:08,306 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006739143] [2021-12-15 08:56:08,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:08,307 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:08,307 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:08,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:08,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:08,307 INFO L87 Difference]: Start difference. First operand 3034 states and 3960 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 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) [2021-12-15 08:56:08,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:08,374 INFO L93 Difference]: Finished difference Result 9048 states and 11812 transitions. [2021-12-15 08:56:08,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:08,374 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 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 354 [2021-12-15 08:56:08,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:08,388 INFO L225 Difference]: With dead ends: 9048 [2021-12-15 08:56:08,389 INFO L226 Difference]: Without dead ends: 6035 [2021-12-15 08:56:08,392 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:08,392 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 125 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 484 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:08,393 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [125 Valid, 484 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 08:56:08,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6035 states. [2021-12-15 08:56:08,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6035 to 5852. [2021-12-15 08:56:08,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5852 states, 5851 states have (on average 1.3083233635276021) internal successors, (7655), 5851 states have internal predecessors, (7655), 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) [2021-12-15 08:56:08,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5852 states to 5852 states and 7655 transitions. [2021-12-15 08:56:08,512 INFO L78 Accepts]: Start accepts. Automaton has 5852 states and 7655 transitions. Word has length 354 [2021-12-15 08:56:08,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:08,512 INFO L470 AbstractCegarLoop]: Abstraction has 5852 states and 7655 transitions. [2021-12-15 08:56:08,512 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 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) [2021-12-15 08:56:08,513 INFO L276 IsEmpty]: Start isEmpty. Operand 5852 states and 7655 transitions. [2021-12-15 08:56:08,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2021-12-15 08:56:08,520 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:08,520 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:08,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-15 08:56:08,520 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:08,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:08,521 INFO L85 PathProgramCache]: Analyzing trace with hash 209922624, now seen corresponding path program 1 times [2021-12-15 08:56:08,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:08,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246604329] [2021-12-15 08:56:08,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:08,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:08,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:08,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 871 proven. 26 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2021-12-15 08:56:08,558 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:08,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246604329] [2021-12-15 08:56:08,559 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246604329] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-15 08:56:08,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1800043338] [2021-12-15 08:56:08,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:08,559 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 08:56:08,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 08:56:08,560 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-15 08:56:08,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-15 08:56:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:08,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-15 08:56:08,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 08:56:09,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 621 trivial. 0 not checked. [2021-12-15 08:56:09,110 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-15 08:56:09,110 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1800043338] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:09,110 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-15 08:56:09,110 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-15 08:56:09,110 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500576710] [2021-12-15 08:56:09,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:09,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:09,111 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:09,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:09,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-15 08:56:09,112 INFO L87 Difference]: Start difference. First operand 5852 states and 7655 transitions. Second operand has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 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) [2021-12-15 08:56:09,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:09,189 INFO L93 Difference]: Finished difference Result 6714 states and 8793 transitions. [2021-12-15 08:56:09,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:09,189 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 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 355 [2021-12-15 08:56:09,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:09,215 INFO L225 Difference]: With dead ends: 6714 [2021-12-15 08:56:09,216 INFO L226 Difference]: Without dead ends: 4851 [2021-12-15 08:56:09,219 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-15 08:56:09,219 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 83 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 476 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:09,219 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [83 Valid, 476 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 08:56:09,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4851 states. [2021-12-15 08:56:09,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4851 to 3807. [2021-12-15 08:56:09,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3807 states, 3806 states have (on average 1.3084603258013663) internal successors, (4980), 3806 states have internal predecessors, (4980), 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) [2021-12-15 08:56:09,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 3807 states and 4980 transitions. [2021-12-15 08:56:09,385 INFO L78 Accepts]: Start accepts. Automaton has 3807 states and 4980 transitions. Word has length 355 [2021-12-15 08:56:09,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:09,385 INFO L470 AbstractCegarLoop]: Abstraction has 3807 states and 4980 transitions. [2021-12-15 08:56:09,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 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) [2021-12-15 08:56:09,386 INFO L276 IsEmpty]: Start isEmpty. Operand 3807 states and 4980 transitions. [2021-12-15 08:56:09,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-12-15 08:56:09,398 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:09,409 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:09,428 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-15 08:56:09,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-12-15 08:56:09,626 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:09,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:09,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1965226690, now seen corresponding path program 1 times [2021-12-15 08:56:09,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:09,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796579515] [2021-12-15 08:56:09,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:09,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:09,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:09,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2021-12-15 08:56:09,669 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:09,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796579515] [2021-12-15 08:56:09,669 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796579515] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-15 08:56:09,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [321827939] [2021-12-15 08:56:09,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:09,670 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 08:56:09,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 08:56:09,671 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-15 08:56:09,672 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-15 08:56:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:09,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 672 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-15 08:56:09,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 08:56:10,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2021-12-15 08:56:10,198 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-15 08:56:10,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2021-12-15 08:56:10,673 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [321827939] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-15 08:56:10,674 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-15 08:56:10,674 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-12-15 08:56:10,674 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689664409] [2021-12-15 08:56:10,674 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-15 08:56:10,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-15 08:56:10,675 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:10,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-15 08:56:10,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-15 08:56:10,675 INFO L87 Difference]: Start difference. First operand 3807 states and 4980 transitions. Second operand has 6 states, 6 states have (on average 42.833333333333336) internal successors, (257), 6 states have internal predecessors, (257), 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) [2021-12-15 08:56:11,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:11,018 INFO L93 Difference]: Finished difference Result 9411 states and 12702 transitions. [2021-12-15 08:56:11,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-15 08:56:11,018 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 42.833333333333336) internal successors, (257), 6 states have internal predecessors, (257), 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 417 [2021-12-15 08:56:11,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:11,031 INFO L225 Difference]: With dead ends: 9411 [2021-12-15 08:56:11,032 INFO L226 Difference]: Without dead ends: 5466 [2021-12-15 08:56:11,036 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 840 GetRequests, 834 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-12-15 08:56:11,037 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 353 mSDsluCounter, 392 mSDsCounter, 0 mSdLazyCounter, 426 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 353 SdHoareTripleChecker+Valid, 650 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:11,037 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [353 Valid, 650 Invalid, 524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 426 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-15 08:56:11,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5466 states. [2021-12-15 08:56:11,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5466 to 4809. [2021-12-15 08:56:11,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4809 states, 4808 states have (on average 1.3741680532445923) internal successors, (6607), 4808 states have internal predecessors, (6607), 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) [2021-12-15 08:56:11,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4809 states to 4809 states and 6607 transitions. [2021-12-15 08:56:11,129 INFO L78 Accepts]: Start accepts. Automaton has 4809 states and 6607 transitions. Word has length 417 [2021-12-15 08:56:11,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:11,130 INFO L470 AbstractCegarLoop]: Abstraction has 4809 states and 6607 transitions. [2021-12-15 08:56:11,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 42.833333333333336) internal successors, (257), 6 states have internal predecessors, (257), 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) [2021-12-15 08:56:11,130 INFO L276 IsEmpty]: Start isEmpty. Operand 4809 states and 6607 transitions. [2021-12-15 08:56:11,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2021-12-15 08:56:11,139 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:11,139 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 16, 16, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:11,155 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-15 08:56:11,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 08:56:11,356 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:11,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:11,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1529804208, now seen corresponding path program 1 times [2021-12-15 08:56:11,357 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:11,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711210738] [2021-12-15 08:56:11,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:11,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:11,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:11,435 INFO L134 CoverageAnalysis]: Checked inductivity of 3138 backedges. 1671 proven. 0 refuted. 0 times theorem prover too weak. 1467 trivial. 0 not checked. [2021-12-15 08:56:11,435 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:11,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711210738] [2021-12-15 08:56:11,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711210738] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:11,436 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:11,436 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:11,436 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453090234] [2021-12-15 08:56:11,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:11,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:11,436 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:11,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:11,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:11,437 INFO L87 Difference]: Start difference. First operand 4809 states and 6607 transitions. Second operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 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) [2021-12-15 08:56:11,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:11,530 INFO L93 Difference]: Finished difference Result 9708 states and 13293 transitions. [2021-12-15 08:56:11,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:11,531 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 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 509 [2021-12-15 08:56:11,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:11,537 INFO L225 Difference]: With dead ends: 9708 [2021-12-15 08:56:11,538 INFO L226 Difference]: Without dead ends: 4920 [2021-12-15 08:56:11,543 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:11,544 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 14 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:11,544 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 272 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:11,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4920 states. [2021-12-15 08:56:11,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4920 to 4869. [2021-12-15 08:56:11,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4869 states, 4868 states have (on average 1.346343467543139) internal successors, (6554), 4868 states have internal predecessors, (6554), 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) [2021-12-15 08:56:11,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4869 states to 4869 states and 6554 transitions. [2021-12-15 08:56:11,616 INFO L78 Accepts]: Start accepts. Automaton has 4869 states and 6554 transitions. Word has length 509 [2021-12-15 08:56:11,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:11,616 INFO L470 AbstractCegarLoop]: Abstraction has 4869 states and 6554 transitions. [2021-12-15 08:56:11,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 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) [2021-12-15 08:56:11,617 INFO L276 IsEmpty]: Start isEmpty. Operand 4869 states and 6554 transitions. [2021-12-15 08:56:11,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2021-12-15 08:56:11,626 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:11,627 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:11,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-15 08:56:11,627 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:11,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:11,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1911316890, now seen corresponding path program 1 times [2021-12-15 08:56:11,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:11,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115544476] [2021-12-15 08:56:11,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:11,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:11,773 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1744 proven. 206 refuted. 0 times theorem prover too weak. 1254 trivial. 0 not checked. [2021-12-15 08:56:11,773 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:11,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115544476] [2021-12-15 08:56:11,773 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115544476] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-15 08:56:11,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1694651568] [2021-12-15 08:56:11,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:11,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 08:56:11,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 08:56:11,788 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-15 08:56:11,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-15 08:56:11,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:11,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 814 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-15 08:56:11,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 08:56:13,924 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1792 proven. 239 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2021-12-15 08:56:13,924 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-15 08:56:15,175 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1887 proven. 144 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2021-12-15 08:56:15,175 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1694651568] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-15 08:56:15,175 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-15 08:56:15,175 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2021-12-15 08:56:15,176 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98130904] [2021-12-15 08:56:15,176 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-15 08:56:15,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-15 08:56:15,177 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:15,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-15 08:56:15,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-12-15 08:56:15,177 INFO L87 Difference]: Start difference. First operand 4869 states and 6554 transitions. Second operand has 11 states, 11 states have (on average 38.0) internal successors, (418), 11 states have internal predecessors, (418), 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) [2021-12-15 08:56:16,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:16,430 INFO L93 Difference]: Finished difference Result 22900 states and 30682 transitions. [2021-12-15 08:56:16,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-15 08:56:16,431 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 38.0) internal successors, (418), 11 states have internal predecessors, (418), 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 513 [2021-12-15 08:56:16,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:16,458 INFO L225 Difference]: With dead ends: 22900 [2021-12-15 08:56:16,458 INFO L226 Difference]: Without dead ends: 17872 [2021-12-15 08:56:16,465 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1046 GetRequests, 1025 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2021-12-15 08:56:16,466 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1050 mSDsluCounter, 1447 mSDsCounter, 0 mSdLazyCounter, 1157 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1050 SdHoareTripleChecker+Valid, 1809 SdHoareTripleChecker+Invalid, 1506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 214 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:16,466 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1050 Valid, 1809 Invalid, 1506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1157 Invalid, 0 Unknown, 214 Unchecked, 0.8s Time] [2021-12-15 08:56:16,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17872 states. [2021-12-15 08:56:16,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17872 to 16675. [2021-12-15 08:56:16,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16675 states, 16674 states have (on average 1.3002878733357324) internal successors, (21681), 16674 states have internal predecessors, (21681), 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) [2021-12-15 08:56:16,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16675 states to 16675 states and 21681 transitions. [2021-12-15 08:56:16,891 INFO L78 Accepts]: Start accepts. Automaton has 16675 states and 21681 transitions. Word has length 513 [2021-12-15 08:56:16,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:16,892 INFO L470 AbstractCegarLoop]: Abstraction has 16675 states and 21681 transitions. [2021-12-15 08:56:16,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 38.0) internal successors, (418), 11 states have internal predecessors, (418), 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) [2021-12-15 08:56:16,892 INFO L276 IsEmpty]: Start isEmpty. Operand 16675 states and 21681 transitions. [2021-12-15 08:56:16,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 584 [2021-12-15 08:56:16,916 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:16,916 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 20, 20, 20, 20, 18, 16, 16, 14, 14, 12, 12, 10, 10, 10, 10, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:16,935 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-15 08:56:17,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 08:56:17,134 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:17,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:17,134 INFO L85 PathProgramCache]: Analyzing trace with hash 944376353, now seen corresponding path program 2 times [2021-12-15 08:56:17,134 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:17,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654934638] [2021-12-15 08:56:17,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:17,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:17,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4078 backedges. 1321 proven. 16 refuted. 0 times theorem prover too weak. 2741 trivial. 0 not checked. [2021-12-15 08:56:17,196 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:17,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654934638] [2021-12-15 08:56:17,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654934638] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-15 08:56:17,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1452525707] [2021-12-15 08:56:17,196 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-15 08:56:17,196 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 08:56:17,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 08:56:17,197 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-15 08:56:17,210 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-15 08:56:17,334 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-15 08:56:17,334 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-15 08:56:17,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 900 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-15 08:56:17,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 08:56:18,029 INFO L134 CoverageAnalysis]: Checked inductivity of 4078 backedges. 1321 proven. 16 refuted. 0 times theorem prover too weak. 2741 trivial. 0 not checked. [2021-12-15 08:56:18,029 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-15 08:56:18,780 INFO L134 CoverageAnalysis]: Checked inductivity of 4078 backedges. 1321 proven. 16 refuted. 0 times theorem prover too weak. 2741 trivial. 0 not checked. [2021-12-15 08:56:18,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1452525707] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-15 08:56:18,780 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-15 08:56:18,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2021-12-15 08:56:18,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801470030] [2021-12-15 08:56:18,780 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-15 08:56:18,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-15 08:56:18,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:18,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-15 08:56:18,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-12-15 08:56:18,782 INFO L87 Difference]: Start difference. First operand 16675 states and 21681 transitions. Second operand has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 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) [2021-12-15 08:56:19,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:19,300 INFO L93 Difference]: Finished difference Result 22819 states and 29528 transitions. [2021-12-15 08:56:19,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-15 08:56:19,300 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 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 583 [2021-12-15 08:56:19,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:19,301 INFO L225 Difference]: With dead ends: 22819 [2021-12-15 08:56:19,301 INFO L226 Difference]: Without dead ends: 0 [2021-12-15 08:56:19,314 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1176 GetRequests, 1166 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2021-12-15 08:56:19,314 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 215 mSDsluCounter, 481 mSDsCounter, 0 mSdLazyCounter, 494 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 756 SdHoareTripleChecker+Invalid, 537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:19,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [215 Valid, 756 Invalid, 537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 494 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-15 08:56:19,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-15 08:56:19,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-15 08:56:19,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-12-15 08:56:19,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-15 08:56:19,315 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 583 [2021-12-15 08:56:19,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:19,316 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-15 08:56:19,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 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) [2021-12-15 08:56:19,316 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-15 08:56:19,316 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-15 08:56:19,318 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-15 08:56:19,337 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-15 08:56:19,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 08:56:19,539 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-15 08:56:31,582 INFO L858 garLoopResultBuilder]: For program point L267(lines 267 272) no Hoare annotation was computed. [2021-12-15 08:56:31,582 INFO L858 garLoopResultBuilder]: For program point L201(lines 201 608) no Hoare annotation was computed. [2021-12-15 08:56:31,582 INFO L858 garLoopResultBuilder]: For program point L168(lines 168 619) no Hoare annotation was computed. [2021-12-15 08:56:31,582 INFO L858 garLoopResultBuilder]: For program point L135(lines 135 630) no Hoare annotation was computed. [2021-12-15 08:56:31,583 INFO L861 garLoopResultBuilder]: At program point L697(lines 688 699) the Hoare annotation is: true [2021-12-15 08:56:31,583 INFO L858 garLoopResultBuilder]: For program point L367(lines 367 398) no Hoare annotation was computed. [2021-12-15 08:56:31,583 INFO L858 garLoopResultBuilder]: For program point L334(lines 334 338) no Hoare annotation was computed. [2021-12-15 08:56:31,583 INFO L858 garLoopResultBuilder]: For program point L334-2(lines 334 338) no Hoare annotation was computed. [2021-12-15 08:56:31,583 INFO L854 garLoopResultBuilder]: At program point L202(lines 198 609) the Hoare annotation is: (let ((.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse4 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse2) (and .cse5 .cse0 .cse2) (and .cse4 .cse3 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse1 .cse2) (and .cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) .cse2 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)))) [2021-12-15 08:56:31,583 INFO L854 garLoopResultBuilder]: At program point L169(lines 165 620) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse0 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse3 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse2) (and .cse0 .cse2 .cse5 .cse3) (and .cse4 .cse2 .cse5))) [2021-12-15 08:56:31,583 INFO L854 garLoopResultBuilder]: At program point L136(lines 135 630) the Hoare annotation is: (let ((.cse7 (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)))) (let ((.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse0 (let ((.cse8 (mod .cse7 4294967296))) (or (< 2147483647 .cse8) (<= .cse8 8496)))) (.cse2 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496))) (or (and (< |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8496) .cse0 .cse1 .cse2) (and .cse3 .cse1) (and .cse4 .cse3) (and (let ((.cse5 (* 4294967296 (div .cse7 4294967296))) (.cse6 (+ (* 2 |ULTIMATE.start_ssl3_accept_~ag_X~0#1|) (* 2 |ULTIMATE.start_ssl3_accept_~ag_Y~0#1|)))) (or (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse5) .cse6) (and (< (+ .cse5 2147483647) .cse6) (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse5 4294967296) .cse6)))) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse1 .cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (and .cse4 .cse0 .cse2)))) [2021-12-15 08:56:31,583 INFO L858 garLoopResultBuilder]: For program point L533(lines 533 538) no Hoare annotation was computed. [2021-12-15 08:56:31,584 INFO L854 garLoopResultBuilder]: At program point L600(lines 111 668) the Hoare annotation is: (let ((.cse24 (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)))) (let ((.cse20 (mod .cse24 4294967296))) (let ((.cse19 (< 2147483647 .cse20))) (let ((.cse0 (< |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8496)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse13 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 3)) (.cse16 (= 8466 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse12 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse10 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse1 (or .cse19 (<= .cse20 8496))) (.cse9 (let ((.cse23 (* 4294967296 (div .cse24 4294967296)))) (let ((.cse22 (+ .cse23 2147483647)) (.cse21 (+ (* 2 |ULTIMATE.start_ssl3_accept_~ag_X~0#1|) (* 2 |ULTIMATE.start_ssl3_accept_~ag_Y~0#1|)))) (or (and (<= .cse21 .cse22) (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse23) .cse21)) (and (< .cse22 .cse21) (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse23 4294967296) .cse21)))))) (.cse6 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse11 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse4 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse17 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse8 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse7 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse14 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse18 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse15 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse3 (or .cse19 (< .cse20 8656))) (.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496)) (and .cse3 .cse4 .cse5 .cse2 .cse6) (and .cse7 .cse2) (and .cse8 .cse9) (and .cse8 .cse3 .cse10) (and .cse11 .cse3 .cse12 .cse4 .cse2 .cse6) (and .cse0 .cse1 .cse9 .cse2) (and .cse3 .cse8 .cse4 .cse5 .cse6) (and .cse3 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) .cse5 .cse13 .cse14) (and .cse7 .cse5 .cse14 .cse15) (and .cse8 .cse7) (and .cse3 .cse16 .cse4 .cse2 .cse6) (and .cse8 .cse5 .cse13) (and .cse3 .cse2 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (and .cse7 .cse17 .cse14) (and .cse8 .cse3 .cse16) (and .cse3 .cse17 .cse4 .cse14) (and .cse11 .cse3 .cse8 .cse12) (and .cse8 .cse1) (and .cse3 .cse2 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (and .cse3 .cse10 .cse4 .cse2) (and .cse3 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8560) .cse2) (and .cse4 .cse1 .cse9 .cse2 .cse6) (and .cse11 .cse3 .cse4 .cse2 .cse18) (and .cse17 .cse8) (and .cse7 .cse14 .cse18 .cse15) (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8544) .cse3 .cse2)))))) [2021-12-15 08:56:31,584 INFO L858 garLoopResultBuilder]: For program point L567(lines 567 571) no Hoare annotation was computed. [2021-12-15 08:56:31,584 INFO L858 garLoopResultBuilder]: For program point L303(lines 303 307) no Hoare annotation was computed. [2021-12-15 08:56:31,584 INFO L858 garLoopResultBuilder]: For program point L303-2(lines 221 599) no Hoare annotation was computed. [2021-12-15 08:56:31,584 INFO L858 garLoopResultBuilder]: For program point L204(lines 204 607) no Hoare annotation was computed. [2021-12-15 08:56:31,584 INFO L858 garLoopResultBuilder]: For program point L171(lines 171 618) no Hoare annotation was computed. [2021-12-15 08:56:31,585 INFO L858 garLoopResultBuilder]: For program point L138(lines 138 629) no Hoare annotation was computed. [2021-12-15 08:56:31,585 INFO L858 garLoopResultBuilder]: For program point L370(lines 370 397) no Hoare annotation was computed. [2021-12-15 08:56:31,585 INFO L858 garLoopResultBuilder]: For program point L370-1(lines 370 397) no Hoare annotation was computed. [2021-12-15 08:56:31,585 INFO L858 garLoopResultBuilder]: For program point L371(lines 371 394) no Hoare annotation was computed. [2021-12-15 08:56:31,585 INFO L861 garLoopResultBuilder]: At program point L669(lines 110 670) the Hoare annotation is: true [2021-12-15 08:56:31,585 INFO L858 garLoopResultBuilder]: For program point L207(lines 207 606) no Hoare annotation was computed. [2021-12-15 08:56:31,585 INFO L858 garLoopResultBuilder]: For program point L174(lines 174 617) no Hoare annotation was computed. [2021-12-15 08:56:31,585 INFO L858 garLoopResultBuilder]: For program point L141(lines 141 628) no Hoare annotation was computed. [2021-12-15 08:56:31,585 INFO L858 garLoopResultBuilder]: For program point L406(lines 406 437) no Hoare annotation was computed. [2021-12-15 08:56:31,585 INFO L858 garLoopResultBuilder]: For program point L241(lines 241 258) no Hoare annotation was computed. [2021-12-15 08:56:31,585 INFO L854 garLoopResultBuilder]: At program point L208(lines 204 607) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and .cse0 .cse1 .cse2) (let ((.cse4 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (let ((.cse3 (< 2147483647 .cse4))) (and (or .cse3 (< .cse4 8656)) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse1 (or .cse3 (<= .cse4 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse2))) (and (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse2) (and .cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) .cse2))) [2021-12-15 08:56:31,585 INFO L854 garLoopResultBuilder]: At program point L175(lines 171 618) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse4 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse2 .cse4) (and .cse3 .cse2 .cse5 .cse4) (and .cse0 .cse2 .cse5))) [2021-12-15 08:56:31,585 INFO L858 garLoopResultBuilder]: For program point L241-2(lines 221 599) no Hoare annotation was computed. [2021-12-15 08:56:31,585 INFO L858 garLoopResultBuilder]: For program point L638(lines 638 666) no Hoare annotation was computed. [2021-12-15 08:56:31,585 INFO L858 garLoopResultBuilder]: For program point L407(lines 407 413) no Hoare annotation was computed. [2021-12-15 08:56:31,585 INFO L858 garLoopResultBuilder]: For program point L374(lines 374 393) no Hoare annotation was computed. [2021-12-15 08:56:31,585 INFO L858 garLoopResultBuilder]: For program point L639(lines 639 663) no Hoare annotation was computed. [2021-12-15 08:56:31,585 INFO L858 garLoopResultBuilder]: For program point L573(lines 573 577) no Hoare annotation was computed. [2021-12-15 08:56:31,585 INFO L858 garLoopResultBuilder]: For program point L540(lines 540 544) no Hoare annotation was computed. [2021-12-15 08:56:31,586 INFO L858 garLoopResultBuilder]: For program point L507(lines 507 511) no Hoare annotation was computed. [2021-12-15 08:56:31,586 INFO L858 garLoopResultBuilder]: For program point L573-2(lines 573 577) no Hoare annotation was computed. [2021-12-15 08:56:31,586 INFO L858 garLoopResultBuilder]: For program point L540-2(lines 221 599) no Hoare annotation was computed. [2021-12-15 08:56:31,586 INFO L858 garLoopResultBuilder]: For program point L375(lines 375 379) no Hoare annotation was computed. [2021-12-15 08:56:31,586 INFO L858 garLoopResultBuilder]: For program point L375-2(lines 374 391) no Hoare annotation was computed. [2021-12-15 08:56:31,586 INFO L858 garLoopResultBuilder]: For program point L243(lines 243 248) no Hoare annotation was computed. [2021-12-15 08:56:31,586 INFO L858 garLoopResultBuilder]: For program point L210(lines 210 605) no Hoare annotation was computed. [2021-12-15 08:56:31,586 INFO L858 garLoopResultBuilder]: For program point L177(lines 177 616) no Hoare annotation was computed. [2021-12-15 08:56:31,586 INFO L858 garLoopResultBuilder]: For program point L144(lines 144 627) no Hoare annotation was computed. [2021-12-15 08:56:31,586 INFO L854 garLoopResultBuilder]: At program point L111-2(lines 111 668) the Hoare annotation is: (let ((.cse24 (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)))) (let ((.cse20 (mod .cse24 4294967296))) (let ((.cse19 (< 2147483647 .cse20))) (let ((.cse0 (< |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8496)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse13 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 3)) (.cse16 (= 8466 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse12 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse10 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse1 (or .cse19 (<= .cse20 8496))) (.cse9 (let ((.cse23 (* 4294967296 (div .cse24 4294967296)))) (let ((.cse22 (+ .cse23 2147483647)) (.cse21 (+ (* 2 |ULTIMATE.start_ssl3_accept_~ag_X~0#1|) (* 2 |ULTIMATE.start_ssl3_accept_~ag_Y~0#1|)))) (or (and (<= .cse21 .cse22) (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse23) .cse21)) (and (< .cse22 .cse21) (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse23 4294967296) .cse21)))))) (.cse6 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse11 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse4 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse17 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse8 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse7 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse14 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse18 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse15 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse3 (or .cse19 (< .cse20 8656))) (.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496)) (and .cse3 .cse4 .cse5 .cse2 .cse6) (and .cse7 .cse2) (and .cse8 .cse9) (and .cse8 .cse3 .cse10) (and .cse11 .cse3 .cse12 .cse4 .cse2 .cse6) (and .cse0 .cse1 .cse9 .cse2) (and .cse3 .cse8 .cse4 .cse5 .cse6) (and .cse3 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) .cse5 .cse13 .cse14) (and .cse7 .cse5 .cse14 .cse15) (and .cse8 .cse7) (and (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8464)) (and .cse3 .cse16 .cse4 .cse2 .cse6) (and .cse8 .cse5 .cse13) (and .cse3 .cse2 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (and .cse7 .cse17 .cse14) (and .cse8 .cse3 .cse16) (and .cse3 .cse17 .cse4 .cse14) (and .cse11 .cse3 .cse8 .cse12) (and .cse8 .cse1) (and .cse3 .cse2 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (and .cse3 .cse10 .cse4 .cse2) (and .cse3 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8560) .cse2) (and .cse4 .cse1 .cse9 .cse2 .cse6) (and .cse11 .cse3 .cse4 .cse2 .cse18) (and .cse17 .cse8) (and .cse7 .cse14 .cse18 .cse15) (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8544) .cse3 .cse2)))))) [2021-12-15 08:56:31,586 INFO L858 garLoopResultBuilder]: For program point L673(lines 673 677) no Hoare annotation was computed. [2021-12-15 08:56:31,586 INFO L858 garLoopResultBuilder]: For program point L640(lines 640 649) no Hoare annotation was computed. [2021-12-15 08:56:31,586 INFO L858 garLoopResultBuilder]: For program point L673-2(lines 673 677) no Hoare annotation was computed. [2021-12-15 08:56:31,586 INFO L858 garLoopResultBuilder]: For program point L640-2(lines 639 661) no Hoare annotation was computed. [2021-12-15 08:56:31,586 INFO L858 garLoopResultBuilder]: For program point L475(lines 475 479) no Hoare annotation was computed. [2021-12-15 08:56:31,586 INFO L858 garLoopResultBuilder]: For program point L343-1(lines 343 352) no Hoare annotation was computed. [2021-12-15 08:56:31,586 INFO L854 garLoopResultBuilder]: At program point L178(lines 177 616) the Hoare annotation is: (let ((.cse11 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (let ((.cse10 (< 2147483647 .cse11))) (let ((.cse4 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 3)) (.cse8 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse5 (or .cse10 (< .cse11 8656))) (.cse6 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse7 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse0 (or .cse10 (<= .cse11 8496))) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448))) (or (and (< |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8496) .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse4) (and .cse5 .cse3 .cse6 .cse1 .cse7) (and .cse5 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) .cse1 .cse4 .cse8) (and .cse9 .cse1 .cse8 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (and .cse5 .cse6 .cse1 .cse2 .cse7) (and .cse3 .cse9 .cse1) (and .cse9 .cse1 .cse2) (and .cse3 .cse0 .cse1))))) [2021-12-15 08:56:31,587 INFO L854 garLoopResultBuilder]: At program point L145(lines 138 629) the Hoare annotation is: (let ((.cse1 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (let ((.cse0 (< 2147483647 .cse1))) (let ((.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (or .cse0 (< .cse1 8656))) (.cse6 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496))) (or (and (< |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8496) (or .cse0 (<= .cse1 8496)) .cse2 .cse3) (and .cse4 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) .cse3) (and .cse5 .cse2) (and .cse6 .cse5) (and .cse4 .cse6 .cse3) (and (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse3))))) [2021-12-15 08:56:31,587 INFO L858 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2021-12-15 08:56:31,587 INFO L858 garLoopResultBuilder]: For program point L642(lines 642 646) no Hoare annotation was computed. [2021-12-15 08:56:31,587 INFO L858 garLoopResultBuilder]: For program point L213(lines 213 604) no Hoare annotation was computed. [2021-12-15 08:56:31,587 INFO L858 garLoopResultBuilder]: For program point L180(lines 180 615) no Hoare annotation was computed. [2021-12-15 08:56:31,587 INFO L858 garLoopResultBuilder]: For program point L147(lines 147 626) no Hoare annotation was computed. [2021-12-15 08:56:31,587 INFO L858 garLoopResultBuilder]: For program point L114(lines 114 637) no Hoare annotation was computed. [2021-12-15 08:56:31,587 INFO L854 garLoopResultBuilder]: At program point L214(lines 210 605) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse1 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and .cse0 .cse1 .cse2) (and (let ((.cse3 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse3) (< .cse3 8656))) .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse2) (and .cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (and .cse0 .cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)))) [2021-12-15 08:56:31,587 INFO L861 garLoopResultBuilder]: At program point L115(lines 114 637) the Hoare annotation is: true [2021-12-15 08:56:31,587 INFO L858 garLoopResultBuilder]: For program point L347(lines 347 351) no Hoare annotation was computed. [2021-12-15 08:56:31,587 INFO L858 garLoopResultBuilder]: For program point L480(lines 480 491) no Hoare annotation was computed. [2021-12-15 08:56:31,587 INFO L858 garLoopResultBuilder]: For program point L447(lines 447 451) no Hoare annotation was computed. [2021-12-15 08:56:31,587 INFO L854 garLoopResultBuilder]: At program point L381(lines 364 399) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4 .cse5) (and .cse0 .cse2 .cse4) (and .cse1 .cse3 .cse2 .cse5))) [2021-12-15 08:56:31,587 INFO L858 garLoopResultBuilder]: For program point L249(lines 249 254) no Hoare annotation was computed. [2021-12-15 08:56:31,587 INFO L858 garLoopResultBuilder]: For program point L216(lines 216 603) no Hoare annotation was computed. [2021-12-15 08:56:31,587 INFO L858 garLoopResultBuilder]: For program point L183(lines 183 614) no Hoare annotation was computed. [2021-12-15 08:56:31,587 INFO L858 garLoopResultBuilder]: For program point L150(lines 150 625) no Hoare annotation was computed. [2021-12-15 08:56:31,587 INFO L858 garLoopResultBuilder]: For program point L117(lines 117 636) no Hoare annotation was computed. [2021-12-15 08:56:31,588 INFO L854 garLoopResultBuilder]: At program point L415(lines 406 437) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse0 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse3 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse2) (and .cse0 .cse2 .cse5 .cse3) (and .cse4 .cse2 .cse5))) [2021-12-15 08:56:31,588 INFO L861 garLoopResultBuilder]: At program point L217(lines 216 603) the Hoare annotation is: true [2021-12-15 08:56:31,588 INFO L854 garLoopResultBuilder]: At program point L184(lines 180 615) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse0 .cse2) (and .cse1 .cse2 .cse5) (and .cse4 .cse3 .cse2 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse5 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)))) [2021-12-15 08:56:31,588 INFO L854 garLoopResultBuilder]: At program point L151(lines 147 626) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse0 (let ((.cse5 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse5) (< .cse5 8656)))) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse2 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse1 .cse2) (and .cse3 .cse1) (and .cse4 .cse3) (and .cse0 .cse4 .cse2))) [2021-12-15 08:56:31,588 INFO L858 garLoopResultBuilder]: For program point L85(lines 85 93) no Hoare annotation was computed. [2021-12-15 08:56:31,588 INFO L858 garLoopResultBuilder]: For program point L383(lines 383 387) no Hoare annotation was computed. [2021-12-15 08:56:31,588 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-15 08:56:31,588 INFO L858 garLoopResultBuilder]: For program point L417(lines 417 423) no Hoare annotation was computed. [2021-12-15 08:56:31,588 INFO L858 garLoopResultBuilder]: For program point L186(lines 186 613) no Hoare annotation was computed. [2021-12-15 08:56:31,588 INFO L858 garLoopResultBuilder]: For program point L153(lines 153 624) no Hoare annotation was computed. [2021-12-15 08:56:31,588 INFO L858 garLoopResultBuilder]: For program point L120(lines 120 635) no Hoare annotation was computed. [2021-12-15 08:56:31,588 INFO L858 garLoopResultBuilder]: For program point L583(lines 583 593) no Hoare annotation was computed. [2021-12-15 08:56:31,588 INFO L858 garLoopResultBuilder]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2021-12-15 08:56:31,588 INFO L858 garLoopResultBuilder]: For program point L484(lines 484 488) no Hoare annotation was computed. [2021-12-15 08:56:31,588 INFO L858 garLoopResultBuilder]: For program point L286(lines 286 290) no Hoare annotation was computed. [2021-12-15 08:56:31,588 INFO L861 garLoopResultBuilder]: At program point L220(lines 219 602) the Hoare annotation is: true [2021-12-15 08:56:31,588 INFO L858 garLoopResultBuilder]: For program point L88(lines 88 92) no Hoare annotation was computed. [2021-12-15 08:56:31,588 INFO L858 garLoopResultBuilder]: For program point L88-2(lines 85 93) no Hoare annotation was computed. [2021-12-15 08:56:31,588 INFO L858 garLoopResultBuilder]: For program point L518(lines 518 522) no Hoare annotation was computed. [2021-12-15 08:56:31,588 INFO L858 garLoopResultBuilder]: For program point L320(lines 320 328) no Hoare annotation was computed. [2021-12-15 08:56:31,589 INFO L861 garLoopResultBuilder]: At program point L684(lines 76 686) the Hoare annotation is: true [2021-12-15 08:56:31,589 INFO L858 garLoopResultBuilder]: For program point L651(lines 651 657) no Hoare annotation was computed. [2021-12-15 08:56:31,589 INFO L858 garLoopResultBuilder]: For program point L552(lines 552 557) no Hoare annotation was computed. [2021-12-15 08:56:31,589 INFO L858 garLoopResultBuilder]: For program point L189(lines 189 612) no Hoare annotation was computed. [2021-12-15 08:56:31,589 INFO L858 garLoopResultBuilder]: For program point L156(lines 156 623) no Hoare annotation was computed. [2021-12-15 08:56:31,589 INFO L858 garLoopResultBuilder]: For program point L123(lines 123 634) no Hoare annotation was computed. [2021-12-15 08:56:31,589 INFO L861 garLoopResultBuilder]: At program point L685(lines 19 687) the Hoare annotation is: true [2021-12-15 08:56:31,589 INFO L858 garLoopResultBuilder]: For program point L586(lines 586 590) no Hoare annotation was computed. [2021-12-15 08:56:31,589 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-15 08:56:31,589 INFO L854 garLoopResultBuilder]: At program point L190(lines 186 613) the Hoare annotation is: (let ((.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse4 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse5 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse0 .cse2) (and .cse4 .cse5 .cse2 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse3 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)))) [2021-12-15 08:56:31,589 INFO L854 garLoopResultBuilder]: At program point L157(lines 153 624) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4 .cse5) (and .cse0 .cse2 .cse4) (and .cse1 .cse3 .cse2 .cse5))) [2021-12-15 08:56:31,589 INFO L858 garLoopResultBuilder]: For program point L323(lines 323 327) no Hoare annotation was computed. [2021-12-15 08:56:31,589 INFO L858 garLoopResultBuilder]: For program point L323-2(lines 221 599) no Hoare annotation was computed. [2021-12-15 08:56:31,589 INFO L861 garLoopResultBuilder]: At program point L224(lines 117 636) the Hoare annotation is: true [2021-12-15 08:56:31,589 INFO L858 garLoopResultBuilder]: For program point L192(lines 192 611) no Hoare annotation was computed. [2021-12-15 08:56:31,589 INFO L858 garLoopResultBuilder]: For program point L159(lines 159 622) no Hoare annotation was computed. [2021-12-15 08:56:31,589 INFO L858 garLoopResultBuilder]: For program point L126(lines 126 633) no Hoare annotation was computed. [2021-12-15 08:56:31,589 INFO L858 garLoopResultBuilder]: For program point L523(lines 523 527) no Hoare annotation was computed. [2021-12-15 08:56:31,589 INFO L858 garLoopResultBuilder]: For program point L523-2(lines 523 527) no Hoare annotation was computed. [2021-12-15 08:56:31,589 INFO L858 garLoopResultBuilder]: For program point L457-1(lines 457 469) no Hoare annotation was computed. [2021-12-15 08:56:31,589 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-15 08:56:31,590 INFO L854 garLoopResultBuilder]: At program point L425(lines 416 436) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4 .cse5) (and .cse0 .cse2 .cse4) (and .cse1 .cse3 .cse2 .cse5))) [2021-12-15 08:56:31,590 INFO L858 garLoopResultBuilder]: For program point L359(lines 359 363) no Hoare annotation was computed. [2021-12-15 08:56:31,590 INFO L858 garLoopResultBuilder]: For program point L359-2(lines 221 599) no Hoare annotation was computed. [2021-12-15 08:56:31,590 INFO L858 garLoopResultBuilder]: For program point L95(lines 95 103) no Hoare annotation was computed. [2021-12-15 08:56:31,590 INFO L858 garLoopResultBuilder]: For program point L95-1(lines 76 686) no Hoare annotation was computed. [2021-12-15 08:56:31,590 INFO L858 garLoopResultBuilder]: For program point L195(lines 195 610) no Hoare annotation was computed. [2021-12-15 08:56:31,590 INFO L858 garLoopResultBuilder]: For program point L162(lines 162 621) no Hoare annotation was computed. [2021-12-15 08:56:31,590 INFO L858 garLoopResultBuilder]: For program point L129(lines 129 632) no Hoare annotation was computed. [2021-12-15 08:56:31,590 INFO L858 garLoopResultBuilder]: For program point L96(lines 96 100) no Hoare annotation was computed. [2021-12-15 08:56:31,590 INFO L858 garLoopResultBuilder]: For program point L460(lines 460 465) no Hoare annotation was computed. [2021-12-15 08:56:31,590 INFO L858 garLoopResultBuilder]: For program point L229(lines 229 233) no Hoare annotation was computed. [2021-12-15 08:56:31,590 INFO L854 garLoopResultBuilder]: At program point L196(lines 192 611) the Hoare annotation is: (let ((.cse1 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse0 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse3) (and .cse4 .cse5 .cse2) (and .cse1 .cse0 .cse4 .cse2) (and .cse5 .cse2 .cse3))) [2021-12-15 08:56:31,590 INFO L854 garLoopResultBuilder]: At program point L163(lines 159 622) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4 .cse5) (and .cse0 .cse2 .cse4) (and .cse1 .cse3 .cse2 .cse5))) [2021-12-15 08:56:31,590 INFO L858 garLoopResultBuilder]: For program point L229-2(lines 221 599) no Hoare annotation was computed. [2021-12-15 08:56:31,590 INFO L858 garLoopResultBuilder]: For program point L428(lines 428 432) no Hoare annotation was computed. [2021-12-15 08:56:31,590 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-15 08:56:31,590 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 680) no Hoare annotation was computed. [2021-12-15 08:56:31,590 INFO L858 garLoopResultBuilder]: For program point L198(lines 198 609) no Hoare annotation was computed. [2021-12-15 08:56:31,591 INFO L858 garLoopResultBuilder]: For program point L165(lines 165 620) no Hoare annotation was computed. [2021-12-15 08:56:31,591 INFO L858 garLoopResultBuilder]: For program point L132(lines 132 631) no Hoare annotation was computed. [2021-12-15 08:56:31,591 INFO L858 garLoopResultBuilder]: For program point L562(lines 562 566) no Hoare annotation was computed. [2021-12-15 08:56:31,591 INFO L858 garLoopResultBuilder]: For program point L496(lines 496 500) no Hoare annotation was computed. [2021-12-15 08:56:31,591 INFO L854 garLoopResultBuilder]: At program point L133(lines 129 632) the Hoare annotation is: (let ((.cse3 (let ((.cse5 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse5) (<= .cse5 8496)))) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse4 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse3 .cse1 .cse4) (and .cse0 .cse2))) [2021-12-15 08:56:31,591 INFO L854 garLoopResultBuilder]: At program point L563(lines 76 686) the Hoare annotation is: false [2021-12-15 08:56:31,591 INFO L858 garLoopResultBuilder]: For program point L266(lines 266 280) no Hoare annotation was computed. [2021-12-15 08:56:31,594 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:31,595 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-15 08:56:31,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.12 08:56:31 BoogieIcfgContainer [2021-12-15 08:56:31,632 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-15 08:56:31,632 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-15 08:56:31,632 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-15 08:56:31,632 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-15 08:56:31,633 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 08:56:04" (3/4) ... [2021-12-15 08:56:31,635 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-15 08:56:31,645 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-15 08:56:31,648 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-15 08:56:31,648 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-15 08:56:31,649 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-15 08:56:31,717 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-15 08:56:31,718 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-15 08:56:31,718 INFO L158 Benchmark]: Toolchain (without parser) took 28120.01ms. Allocated memory was 115.3MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 84.1MB in the beginning and 437.9MB in the end (delta: -353.8MB). Peak memory consumption was 657.6MB. Max. memory is 16.1GB. [2021-12-15 08:56:31,719 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 81.8MB. Free memory was 41.5MB in the beginning and 41.5MB in the end (delta: 43.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 08:56:31,719 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.94ms. Allocated memory is still 115.3MB. Free memory was 83.9MB in the beginning and 88.1MB in the end (delta: -4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 08:56:31,719 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.70ms. Allocated memory is still 115.3MB. Free memory was 88.1MB in the beginning and 85.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 08:56:31,722 INFO L158 Benchmark]: Boogie Preprocessor took 51.27ms. Allocated memory is still 115.3MB. Free memory was 85.4MB in the beginning and 83.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 08:56:31,722 INFO L158 Benchmark]: RCFGBuilder took 499.65ms. Allocated memory is still 115.3MB. Free memory was 83.3MB in the beginning and 54.4MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-12-15 08:56:31,722 INFO L158 Benchmark]: TraceAbstraction took 27123.26ms. Allocated memory was 115.3MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 53.8MB in the beginning and 451.5MB in the end (delta: -397.7MB). Peak memory consumption was 722.9MB. Max. memory is 16.1GB. [2021-12-15 08:56:31,722 INFO L158 Benchmark]: Witness Printer took 85.75ms. Allocated memory is still 1.1GB. Free memory was 451.5MB in the beginning and 437.9MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 08:56:31,726 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 81.8MB. Free memory was 41.5MB in the beginning and 41.5MB in the end (delta: 43.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.94ms. Allocated memory is still 115.3MB. Free memory was 83.9MB in the beginning and 88.1MB in the end (delta: -4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.70ms. Allocated memory is still 115.3MB. Free memory was 88.1MB in the beginning and 85.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.27ms. Allocated memory is still 115.3MB. Free memory was 85.4MB in the beginning and 83.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 499.65ms. Allocated memory is still 115.3MB. Free memory was 83.3MB in the beginning and 54.4MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 27123.26ms. Allocated memory was 115.3MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 53.8MB in the beginning and 451.5MB in the end (delta: -397.7MB). Peak memory consumption was 722.9MB. Max. memory is 16.1GB. * Witness Printer took 85.75ms. Allocated memory is still 1.1GB. Free memory was 451.5MB in the beginning and 437.9MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 680]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 138 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 27.1s, OverallIterations: 20, TraceHistogramMax: 21, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2800 SdHoareTripleChecker+Valid, 2.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2800 mSDsluCounter, 9807 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 214 IncrementalHoareTripleChecker+Unchecked, 4857 mSDsCounter, 503 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3893 IncrementalHoareTripleChecker+Invalid, 4610 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 503 mSolverCounterUnsat, 4950 mSDtfsCounter, 3893 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3979 GetRequests, 3917 SyntacticMatches, 4 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16675occurred in iteration=19, InterpolantAutomatonStates: 89, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 20 MinimizatonAttempts, 4912 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 748 NumberOfFragments, 3760 HoareAnnotationTreeSize, 29 FomulaSimplifications, 7363 FormulaSimplificationTreeSizeReduction, 3.9s HoareSimplificationTime, 29 FomulaSimplificationsInter, 67456 FormulaSimplificationTreeSizeReductionInter, 8.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 7.4s InterpolantComputationTime, 7056 NumberOfCodeBlocks, 7056 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 8793 ConstructedInterpolants, 35 QuantifiedInterpolants, 26294 SizeOfPredicates, 9 NumberOfNonLiveVariables, 3407 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 29 InterpolantComputations, 16 PerfectInterpolantSequences, 39472/40261 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && blastFlag == 2) && s__state < 8496) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || (!(s__hit == 0) && blastFlag == 2)) || (blastFlag == 1 && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y)))) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && s__state == 8656)) || (((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || (((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y))) && blastFlag == 2)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && 8496 < s__s3__tmp__next_state___0)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 0 == s__hit) && s__state <= 8448) && s__s3__tmp__next_state___0 == 3) && blastFlag == 3)) || (((!(s__hit == 0) && s__state <= 8448) && blastFlag == 3) && 8640 <= s__s3__tmp__next_state___0)) || (blastFlag == 1 && !(s__hit == 0))) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8466 == s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || ((blastFlag == 1 && s__state <= 8448) && s__s3__tmp__next_state___0 == 3)) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 2) && s__state == 8528)) || ((!(s__hit == 0) && 8672 <= s__state) && blastFlag == 3)) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8466 == s__state)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8672 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 3)) || (((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && blastFlag == 1) && 8496 < s__state)) || (blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496))) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 2) && s__state == 8512)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state == 8656) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2)) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state == 8560) && blastFlag == 2)) || ((((s__s3__tmp__next_state___0 <= 8576 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y))) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || ((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8640 <= s__state)) || (8672 <= s__state && blastFlag == 1)) || (((!(s__hit == 0) && blastFlag == 3) && 8640 <= s__state) && 8640 <= s__s3__tmp__next_state___0)) || ((s__state == 8544 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && blastFlag == 2) - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 1) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && 8496 < s__state) && s__state <= 8576)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2) - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 1) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__state <= 8576) - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 1) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__state <= 8576) - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 2) && 8640 <= s__state) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= s__state)) && 8640 <= s__state)) || (blastFlag == 1 && 8640 <= s__state)) || ((!(s__hit == 0) && blastFlag == 3) && 8640 <= s__state) - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: (((!(s__hit == 0) && blastFlag == 2) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && s__state < 8496)) || (((s__s3__tmp__next_state___0 <= 8576 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && blastFlag == 2) && s__state < 8496)) || (!(s__hit == 0) && blastFlag == 1) - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: ((((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && 8496 < s__state) && s__state <= 8576) || ((blastFlag == 1 && !(s__hit == 0)) && 8496 < s__state)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: ((((((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && blastFlag == 2) && s__state < 8496) || (!(s__hit == 0) && blastFlag == 2)) || (blastFlag == 1 && !(s__hit == 0))) || (((((s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && s__state < 8496) && 8496 < s__s3__tmp__next_state___0)) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && s__state < 8496) - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: ((((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && s__state <= 8576) || (!(s__hit == 0) && blastFlag == 2)) || (blastFlag == 1 && !(s__hit == 0))) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && s__state <= 8576) - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: ((((blastFlag == 1 && !(s__hit == 0)) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state < 8656) && blastFlag == 1) && 8496 < s__state)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: (((((!(s__hit == 0) && blastFlag == 2) && 8640 <= s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state < 8656) && blastFlag == 1) && 8640 <= s__state)) || ((blastFlag == 1 && !(s__hit == 0)) && 8640 <= s__state)) || ((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8640 <= s__state)) || (((!(s__hit == 0) && blastFlag == 3) && 8640 <= s__state) && 8640 <= s__s3__tmp__next_state___0) - InvariantResult [Line: 159]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 1) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__state <= 8576) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && 8672 <= s__state) && blastFlag == 3) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8672 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 3)) || (8672 <= s__state && blastFlag == 1)) || ((!(s__hit == 0) && 8672 <= s__state) && blastFlag == 2) - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: (((((((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && blastFlag == 2) && s__state < 8496) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0) && s__state < 8496)) || (!(s__hit == 0) && blastFlag == 2)) || (blastFlag == 1 && !(s__hit == 0))) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && s__state < 8496)) || (blastFlag == 0 && s__state < 8496) - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: ((((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && 8496 < s__state) && s__state <= 8576) || ((blastFlag == 1 && !(s__hit == 0)) && 8496 < s__state)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2) - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: ((((blastFlag == 1 && !(s__hit == 0)) && 8496 < s__state) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && blastFlag == 1) && 8496 < s__state)) || (((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0) - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: ((((((((((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && s__state <= 8448) && blastFlag == 2) || ((blastFlag == 1 && s__state <= 8448) && s__s3__tmp__next_state___0 == 3)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && 8496 < s__s3__tmp__next_state___0)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 0 == s__hit) && s__state <= 8448) && s__s3__tmp__next_state___0 == 3) && blastFlag == 3)) || (((!(s__hit == 0) && s__state <= 8448) && blastFlag == 3) && 8640 <= s__s3__tmp__next_state___0)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || ((blastFlag == 1 && !(s__hit == 0)) && s__state <= 8448)) || ((!(s__hit == 0) && s__state <= 8448) && blastFlag == 2)) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && s__state <= 8448) - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && blastFlag == 2) && s__state < 8496) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || (!(s__hit == 0) && blastFlag == 2)) || (blastFlag == 1 && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y)))) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && s__state == 8656)) || (((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || (((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y))) && blastFlag == 2)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && 8496 < s__s3__tmp__next_state___0)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 0 == s__hit) && s__state <= 8448) && s__s3__tmp__next_state___0 == 3) && blastFlag == 3)) || (((!(s__hit == 0) && s__state <= 8448) && blastFlag == 3) && 8640 <= s__s3__tmp__next_state___0)) || (blastFlag == 1 && !(s__hit == 0))) || (blastFlag == 0 && s__state == 8464)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8466 == s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || ((blastFlag == 1 && s__state <= 8448) && s__s3__tmp__next_state___0 == 3)) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 2) && s__state == 8528)) || ((!(s__hit == 0) && 8672 <= s__state) && blastFlag == 3)) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8466 == s__state)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8672 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 3)) || (((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && blastFlag == 1) && 8496 < s__state)) || (blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496))) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 2) && s__state == 8512)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state == 8656) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2)) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state == 8560) && blastFlag == 2)) || ((((s__s3__tmp__next_state___0 <= 8576 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y))) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || ((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8640 <= s__state)) || (8672 <= s__state && blastFlag == 1)) || (((!(s__hit == 0) && blastFlag == 3) && 8640 <= s__state) && 8640 <= s__s3__tmp__next_state___0)) || ((s__state == 8544 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && blastFlag == 2) - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: ((((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) || ((blastFlag == 1 && !(s__hit == 0)) && 8496 < s__state)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state < 8656) && blastFlag == 1) && 8496 < s__state)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2) - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 1) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__state <= 8576) RESULT: Ultimate proved your program to be correct! [2021-12-15 08:56:31,758 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE