./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 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_3a.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 a8373cb8fe582bc9cb45d9609c89b33bf31b030c114c7e7fdfee851d52974fb9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-27 21:53:49,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-27 21:53:49,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-27 21:53:49,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-27 21:53:49,961 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-27 21:53:49,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-27 21:53:49,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-27 21:53:49,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-27 21:53:49,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-27 21:53:49,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-27 21:53:49,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-27 21:53:49,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-27 21:53:49,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-27 21:53:49,975 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-27 21:53:49,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-27 21:53:49,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-27 21:53:49,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-27 21:53:49,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-27 21:53:49,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-27 21:53:49,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-27 21:53:49,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-27 21:53:49,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-27 21:53:49,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-27 21:53:49,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-27 21:53:49,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-27 21:53:49,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-27 21:53:49,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-27 21:53:49,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-27 21:53:49,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-27 21:53:49,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-27 21:53:49,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-27 21:53:49,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-27 21:53:49,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-27 21:53:49,992 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-27 21:53:49,993 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-27 21:53:49,993 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-27 21:53:49,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-27 21:53:49,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-27 21:53:49,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-27 21:53:49,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-27 21:53:49,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-27 21:53:49,997 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-27 21:53:50,020 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-27 21:53:50,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-27 21:53:50,027 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-27 21:53:50,027 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-27 21:53:50,028 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-27 21:53:50,028 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-27 21:53:50,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-27 21:53:50,029 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-27 21:53:50,029 INFO L138 SettingsManager]: * Use SBE=true [2021-12-27 21:53:50,029 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-27 21:53:50,030 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-27 21:53:50,030 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-27 21:53:50,030 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-27 21:53:50,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-27 21:53:50,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-27 21:53:50,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-27 21:53:50,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-27 21:53:50,031 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-27 21:53:50,031 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-27 21:53:50,031 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-27 21:53:50,032 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-27 21:53:50,032 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-27 21:53:50,032 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-27 21:53:50,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-27 21:53:50,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-27 21:53:50,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-27 21:53:50,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-27 21:53:50,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-27 21:53:50,033 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-27 21:53:50,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-27 21:53:50,034 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-27 21:53:50,034 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-27 21:53:50,034 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-27 21:53:50,034 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8373cb8fe582bc9cb45d9609c89b33bf31b030c114c7e7fdfee851d52974fb9 [2021-12-27 21:53:50,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-27 21:53:50,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-27 21:53:50,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-27 21:53:50,376 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-27 21:53:50,376 INFO L275 PluginConnector]: CDTParser initialized [2021-12-27 21:53:50,378 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c [2021-12-27 21:53:50,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d9aac394/38c13dd694754ed59e40fd97ccfa0e8e/FLAG513104fbb [2021-12-27 21:53:50,885 INFO L306 CDTParser]: Found 1 translation units. [2021-12-27 21:53:50,885 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c [2021-12-27 21:53:50,909 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d9aac394/38c13dd694754ed59e40fd97ccfa0e8e/FLAG513104fbb [2021-12-27 21:53:51,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d9aac394/38c13dd694754ed59e40fd97ccfa0e8e [2021-12-27 21:53:51,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-27 21:53:51,422 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-27 21:53:51,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-27 21:53:51,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-27 21:53:51,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-27 21:53:51,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 09:53:51" (1/1) ... [2021-12-27 21:53:51,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ec2233b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:53:51, skipping insertion in model container [2021-12-27 21:53:51,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 09:53:51" (1/1) ... [2021-12-27 21:53:51,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-27 21:53:51,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-27 21:53:51,713 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_3a.BV.c.cil.c[44494,44507] [2021-12-27 21:53:51,719 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-27 21:53:51,739 INFO L203 MainTranslator]: Completed pre-run [2021-12-27 21:53:51,815 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_3a.BV.c.cil.c[44494,44507] [2021-12-27 21:53:51,826 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-27 21:53:51,839 INFO L208 MainTranslator]: Completed translation [2021-12-27 21:53:51,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:53:51 WrapperNode [2021-12-27 21:53:51,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-27 21:53:51,841 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-27 21:53:51,841 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-27 21:53:51,841 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-27 21:53:51,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:53:51" (1/1) ... [2021-12-27 21:53:51,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:53:51" (1/1) ... [2021-12-27 21:53:51,893 INFO L137 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 519 [2021-12-27 21:53:51,894 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-27 21:53:51,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-27 21:53:51,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-27 21:53:51,895 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-27 21:53:51,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:53:51" (1/1) ... [2021-12-27 21:53:51,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:53:51" (1/1) ... [2021-12-27 21:53:51,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:53:51" (1/1) ... [2021-12-27 21:53:51,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:53:51" (1/1) ... [2021-12-27 21:53:51,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:53:51" (1/1) ... [2021-12-27 21:53:51,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:53:51" (1/1) ... [2021-12-27 21:53:51,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:53:51" (1/1) ... [2021-12-27 21:53:51,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-27 21:53:51,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-27 21:53:51,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-27 21:53:51,935 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-27 21:53:51,936 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:53:51" (1/1) ... [2021-12-27 21:53:51,952 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-27 21:53:51,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-27 21:53:51,980 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) [2021-12-27 21:53:51,987 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 [2021-12-27 21:53:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-27 21:53:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-27 21:53:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-27 21:53:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-27 21:53:52,120 INFO L234 CfgBuilder]: Building ICFG [2021-12-27 21:53:52,121 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-27 21:53:52,145 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-27 21:53:52,612 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-12-27 21:53:52,613 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-12-27 21:53:52,613 INFO L275 CfgBuilder]: Performing block encoding [2021-12-27 21:53:52,620 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-27 21:53:52,620 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-27 21:53:52,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 09:53:52 BoogieIcfgContainer [2021-12-27 21:53:52,623 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-27 21:53:52,624 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-27 21:53:52,624 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-27 21:53:52,627 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-27 21:53:52,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 09:53:51" (1/3) ... [2021-12-27 21:53:52,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69520088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 09:53:52, skipping insertion in model container [2021-12-27 21:53:52,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:53:51" (2/3) ... [2021-12-27 21:53:52,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69520088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 09:53:52, skipping insertion in model container [2021-12-27 21:53:52,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 09:53:52" (3/3) ... [2021-12-27 21:53:52,630 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_3a.BV.c.cil.c [2021-12-27 21:53:52,634 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-27 21:53:52,634 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-27 21:53:52,671 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-27 21:53:52,676 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 [2021-12-27 21:53:52,677 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-27 21:53:52,692 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) [2021-12-27 21:53:52,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-12-27 21:53:52,702 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:52,703 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] [2021-12-27 21:53:52,703 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:52,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:52,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1632003015, now seen corresponding path program 1 times [2021-12-27 21:53:52,714 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:52,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595116642] [2021-12-27 21:53:52,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:52,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:52,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:52,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-27 21:53:52,992 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:52,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595116642] [2021-12-27 21:53:52,993 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595116642] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:52,994 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:52,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:52,995 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554821011] [2021-12-27 21:53:52,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:53,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:53,001 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:53,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:53,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:53,031 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) [2021-12-27 21:53:53,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:53,310 INFO L93 Difference]: Finished difference Result 323 states and 559 transitions. [2021-12-27 21:53:53,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:53,317 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 [2021-12-27 21:53:53,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:53,327 INFO L225 Difference]: With dead ends: 323 [2021-12-27 21:53:53,328 INFO L226 Difference]: Without dead ends: 171 [2021-12-27 21:53:53,332 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 [2021-12-27 21:53:53,338 INFO L933 BasicCegarLoop]: 159 mSDtfsCounter, 167 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 187 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:53,340 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [167 Valid, 187 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-27 21:53:53,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2021-12-27 21:53:53,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 166. [2021-12-27 21:53:53,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 165 states have (on average 1.6424242424242423) internal successors, (271), 165 states have internal predecessors, (271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:53,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 271 transitions. [2021-12-27 21:53:53,411 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 271 transitions. Word has length 44 [2021-12-27 21:53:53,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:53,411 INFO L470 AbstractCegarLoop]: Abstraction has 166 states and 271 transitions. [2021-12-27 21:53:53,412 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) [2021-12-27 21:53:53,413 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 271 transitions. [2021-12-27 21:53:53,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-12-27 21:53:53,417 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:53,418 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, 1] [2021-12-27 21:53:53,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-27 21:53:53,419 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:53,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:53,421 INFO L85 PathProgramCache]: Analyzing trace with hash -954579415, now seen corresponding path program 1 times [2021-12-27 21:53:53,423 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:53,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849341887] [2021-12-27 21:53:53,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:53,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:53,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-27 21:53:53,485 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:53,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849341887] [2021-12-27 21:53:53,486 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849341887] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:53,486 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:53,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:53,487 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174187647] [2021-12-27 21:53:53,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:53,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:53,488 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:53,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:53,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:53,489 INFO L87 Difference]: Start difference. First operand 166 states and 271 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:53,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:53,653 INFO L93 Difference]: Finished difference Result 372 states and 616 transitions. [2021-12-27 21:53:53,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:53,654 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 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 45 [2021-12-27 21:53:53,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:53,657 INFO L225 Difference]: With dead ends: 372 [2021-12-27 21:53:53,657 INFO L226 Difference]: Without dead ends: 212 [2021-12-27 21:53:53,658 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 [2021-12-27 21:53:53,659 INFO L933 BasicCegarLoop]: 121 mSDtfsCounter, 125 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:53,660 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [125 Valid, 137 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:53:53,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2021-12-27 21:53:53,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 207. [2021-12-27 21:53:53,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 206 states have (on average 1.6893203883495145) internal successors, (348), 206 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:53,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 348 transitions. [2021-12-27 21:53:53,673 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 348 transitions. Word has length 45 [2021-12-27 21:53:53,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:53,673 INFO L470 AbstractCegarLoop]: Abstraction has 207 states and 348 transitions. [2021-12-27 21:53:53,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:53,674 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 348 transitions. [2021-12-27 21:53:53,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-12-27 21:53:53,676 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:53,676 INFO L514 BasicCegarLoop]: trace histogram [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, 1] [2021-12-27 21:53:53,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-27 21:53:53,677 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:53,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:53,678 INFO L85 PathProgramCache]: Analyzing trace with hash -420309214, now seen corresponding path program 1 times [2021-12-27 21:53:53,678 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:53,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310897726] [2021-12-27 21:53:53,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:53,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:53,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:53,750 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-27 21:53:53,751 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:53,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310897726] [2021-12-27 21:53:53,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310897726] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:53,751 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:53,751 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:53,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764235328] [2021-12-27 21:53:53,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:53,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:53,753 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:53,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:53,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:53,754 INFO L87 Difference]: Start difference. First operand 207 states and 348 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:53,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:53,880 INFO L93 Difference]: Finished difference Result 437 states and 742 transitions. [2021-12-27 21:53:53,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:53,881 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 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 72 [2021-12-27 21:53:53,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:53,882 INFO L225 Difference]: With dead ends: 437 [2021-12-27 21:53:53,882 INFO L226 Difference]: Without dead ends: 238 [2021-12-27 21:53:53,883 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 [2021-12-27 21:53:53,885 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 132 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:53,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [132 Valid, 138 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:53:53,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2021-12-27 21:53:53,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2021-12-27 21:53:53,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 237 states have (on average 1.7046413502109705) internal successors, (404), 237 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:53,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 404 transitions. [2021-12-27 21:53:53,897 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 404 transitions. Word has length 72 [2021-12-27 21:53:53,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:53,898 INFO L470 AbstractCegarLoop]: Abstraction has 238 states and 404 transitions. [2021-12-27 21:53:53,898 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:53,898 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 404 transitions. [2021-12-27 21:53:53,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-12-27 21:53:53,900 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:53,901 INFO L514 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-27 21:53:53,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-27 21:53:53,901 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:53,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:53,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1606429448, now seen corresponding path program 1 times [2021-12-27 21:53:53,902 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:53,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367820953] [2021-12-27 21:53:53,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:53,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:53,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:53,983 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-27 21:53:53,983 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:53,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367820953] [2021-12-27 21:53:53,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367820953] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:53,984 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:53,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:53,985 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716115961] [2021-12-27 21:53:53,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:53,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:53,987 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:53,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:53,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:53,989 INFO L87 Difference]: Start difference. First operand 238 states and 404 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:54,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:54,085 INFO L93 Difference]: Finished difference Result 485 states and 824 transitions. [2021-12-27 21:53:54,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:54,086 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 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 84 [2021-12-27 21:53:54,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:54,089 INFO L225 Difference]: With dead ends: 485 [2021-12-27 21:53:54,089 INFO L226 Difference]: Without dead ends: 255 [2021-12-27 21:53:54,091 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 [2021-12-27 21:53:54,106 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 154 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:54,107 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [154 Valid, 145 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:53:54,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2021-12-27 21:53:54,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 253. [2021-12-27 21:53:54,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 252 states have (on average 1.6944444444444444) internal successors, (427), 252 states have internal predecessors, (427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:54,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 427 transitions. [2021-12-27 21:53:54,123 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 427 transitions. Word has length 84 [2021-12-27 21:53:54,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:54,123 INFO L470 AbstractCegarLoop]: Abstraction has 253 states and 427 transitions. [2021-12-27 21:53:54,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:54,124 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 427 transitions. [2021-12-27 21:53:54,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-12-27 21:53:54,126 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:54,126 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-27 21:53:54,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-27 21:53:54,127 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:54,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:54,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1610778141, now seen corresponding path program 1 times [2021-12-27 21:53:54,128 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:54,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306939774] [2021-12-27 21:53:54,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:54,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:54,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:54,183 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-27 21:53:54,183 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:54,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306939774] [2021-12-27 21:53:54,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306939774] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:54,184 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:54,184 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:54,184 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387331295] [2021-12-27 21:53:54,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:54,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:54,185 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:54,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:54,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:54,186 INFO L87 Difference]: Start difference. First operand 253 states and 427 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:54,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:54,336 INFO L93 Difference]: Finished difference Result 544 states and 923 transitions. [2021-12-27 21:53:54,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:54,337 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 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 84 [2021-12-27 21:53:54,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:54,339 INFO L225 Difference]: With dead ends: 544 [2021-12-27 21:53:54,339 INFO L226 Difference]: Without dead ends: 299 [2021-12-27 21:53:54,340 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 [2021-12-27 21:53:54,340 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 129 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:54,341 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [129 Valid, 138 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:53:54,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2021-12-27 21:53:54,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 295. [2021-12-27 21:53:54,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 294 states have (on average 1.7040816326530612) internal successors, (501), 294 states have internal predecessors, (501), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:54,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 501 transitions. [2021-12-27 21:53:54,355 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 501 transitions. Word has length 84 [2021-12-27 21:53:54,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:54,358 INFO L470 AbstractCegarLoop]: Abstraction has 295 states and 501 transitions. [2021-12-27 21:53:54,358 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:54,359 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 501 transitions. [2021-12-27 21:53:54,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-12-27 21:53:54,361 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:54,361 INFO L514 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-27 21:53:54,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-27 21:53:54,362 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:54,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:54,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1470428767, now seen corresponding path program 1 times [2021-12-27 21:53:54,368 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:54,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778866979] [2021-12-27 21:53:54,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:54,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:54,434 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-27 21:53:54,435 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:54,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778866979] [2021-12-27 21:53:54,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778866979] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:54,435 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:54,435 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:54,436 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362799584] [2021-12-27 21:53:54,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:54,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:54,436 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:54,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:54,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:54,437 INFO L87 Difference]: Start difference. First operand 295 states and 501 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) [2021-12-27 21:53:54,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:54,523 INFO L93 Difference]: Finished difference Result 584 states and 992 transitions. [2021-12-27 21:53:54,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:54,523 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 85 [2021-12-27 21:53:54,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:54,525 INFO L225 Difference]: With dead ends: 584 [2021-12-27 21:53:54,525 INFO L226 Difference]: Without dead ends: 297 [2021-12-27 21:53:54,526 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 [2021-12-27 21:53:54,527 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 153 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:54,527 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [153 Valid, 133 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:53:54,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2021-12-27 21:53:54,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 295. [2021-12-27 21:53:54,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 294 states have (on average 1.6904761904761905) internal successors, (497), 294 states have internal predecessors, (497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:54,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 497 transitions. [2021-12-27 21:53:54,536 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 497 transitions. Word has length 85 [2021-12-27 21:53:54,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:54,537 INFO L470 AbstractCegarLoop]: Abstraction has 295 states and 497 transitions. [2021-12-27 21:53:54,537 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) [2021-12-27 21:53:54,537 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 497 transitions. [2021-12-27 21:53:54,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-12-27 21:53:54,538 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:54,538 INFO L514 BasicCegarLoop]: trace histogram [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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-27 21:53:54,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-27 21:53:54,539 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:54,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:54,539 INFO L85 PathProgramCache]: Analyzing trace with hash -564791579, now seen corresponding path program 1 times [2021-12-27 21:53:54,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:54,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757750454] [2021-12-27 21:53:54,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:54,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:54,590 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-27 21:53:54,592 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:54,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757750454] [2021-12-27 21:53:54,592 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757750454] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:54,592 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:54,592 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:54,593 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817718173] [2021-12-27 21:53:54,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:54,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:54,593 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:54,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:54,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:54,594 INFO L87 Difference]: Start difference. First operand 295 states and 497 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:54,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:54,736 INFO L93 Difference]: Finished difference Result 586 states and 987 transitions. [2021-12-27 21:53:54,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:54,737 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-12-27 21:53:54,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:54,738 INFO L225 Difference]: With dead ends: 586 [2021-12-27 21:53:54,739 INFO L226 Difference]: Without dead ends: 297 [2021-12-27 21:53:54,739 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 [2021-12-27 21:53:54,740 INFO L933 BasicCegarLoop]: 122 mSDtfsCounter, 126 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:54,740 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [126 Valid, 138 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:53:54,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2021-12-27 21:53:54,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 293. [2021-12-27 21:53:54,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 292 states have (on average 1.6849315068493151) internal successors, (492), 292 states have internal predecessors, (492), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:54,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 492 transitions. [2021-12-27 21:53:54,749 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 492 transitions. Word has length 85 [2021-12-27 21:53:54,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:54,750 INFO L470 AbstractCegarLoop]: Abstraction has 293 states and 492 transitions. [2021-12-27 21:53:54,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:54,750 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 492 transitions. [2021-12-27 21:53:54,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-12-27 21:53:54,751 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:54,752 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-27 21:53:54,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-27 21:53:54,752 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:54,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:54,753 INFO L85 PathProgramCache]: Analyzing trace with hash -378579321, now seen corresponding path program 1 times [2021-12-27 21:53:54,753 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:54,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882213612] [2021-12-27 21:53:54,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:54,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:54,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:54,805 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-12-27 21:53:54,805 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:54,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882213612] [2021-12-27 21:53:54,806 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882213612] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:54,806 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:54,806 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:54,806 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496587927] [2021-12-27 21:53:54,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:54,807 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:54,807 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:54,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:54,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:54,808 INFO L87 Difference]: Start difference. First operand 293 states and 492 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:54,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:54,885 INFO L93 Difference]: Finished difference Result 586 states and 983 transitions. [2021-12-27 21:53:54,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:54,885 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 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 96 [2021-12-27 21:53:54,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:54,887 INFO L225 Difference]: With dead ends: 586 [2021-12-27 21:53:54,887 INFO L226 Difference]: Without dead ends: 301 [2021-12-27 21:53:54,887 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 [2021-12-27 21:53:54,888 INFO L933 BasicCegarLoop]: 121 mSDtfsCounter, 158 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:54,888 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [158 Valid, 143 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:53:54,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2021-12-27 21:53:54,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 301. [2021-12-27 21:53:54,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 300 states have (on average 1.6566666666666667) internal successors, (497), 300 states have internal predecessors, (497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:54,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 497 transitions. [2021-12-27 21:53:54,902 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 497 transitions. Word has length 96 [2021-12-27 21:53:54,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:54,902 INFO L470 AbstractCegarLoop]: Abstraction has 301 states and 497 transitions. [2021-12-27 21:53:54,902 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:54,902 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 497 transitions. [2021-12-27 21:53:54,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-12-27 21:53:54,903 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:54,905 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-27 21:53:54,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-27 21:53:54,906 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:54,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:54,907 INFO L85 PathProgramCache]: Analyzing trace with hash 183697243, now seen corresponding path program 1 times [2021-12-27 21:53:54,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:54,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827380680] [2021-12-27 21:53:54,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:54,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:54,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:54,967 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-27 21:53:54,967 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:54,967 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827380680] [2021-12-27 21:53:54,968 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827380680] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:54,968 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:54,968 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:54,968 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531287433] [2021-12-27 21:53:54,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:54,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:54,969 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:54,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:54,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:54,970 INFO L87 Difference]: Start difference. First operand 301 states and 497 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:55,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:55,077 INFO L93 Difference]: Finished difference Result 625 states and 1035 transitions. [2021-12-27 21:53:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:55,077 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2021-12-27 21:53:55,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:55,083 INFO L225 Difference]: With dead ends: 625 [2021-12-27 21:53:55,083 INFO L226 Difference]: Without dead ends: 332 [2021-12-27 21:53:55,084 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 [2021-12-27 21:53:55,086 INFO L933 BasicCegarLoop]: 123 mSDtfsCounter, 137 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:55,086 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [137 Valid, 136 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:53:55,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2021-12-27 21:53:55,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 330. [2021-12-27 21:53:55,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 329 states have (on average 1.6534954407294833) internal successors, (544), 329 states have internal predecessors, (544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:55,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 544 transitions. [2021-12-27 21:53:55,098 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 544 transitions. Word has length 98 [2021-12-27 21:53:55,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:55,098 INFO L470 AbstractCegarLoop]: Abstraction has 330 states and 544 transitions. [2021-12-27 21:53:55,098 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:55,099 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 544 transitions. [2021-12-27 21:53:55,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-12-27 21:53:55,100 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:55,100 INFO L514 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-27 21:53:55,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-27 21:53:55,101 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:55,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:55,101 INFO L85 PathProgramCache]: Analyzing trace with hash 156444990, now seen corresponding path program 1 times [2021-12-27 21:53:55,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:55,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965792562] [2021-12-27 21:53:55,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:55,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:55,169 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-27 21:53:55,169 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:55,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965792562] [2021-12-27 21:53:55,169 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965792562] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:55,170 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:55,170 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:55,170 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564757974] [2021-12-27 21:53:55,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:55,170 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:55,170 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:55,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:55,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:55,171 INFO L87 Difference]: Start difference. First operand 330 states and 544 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:55,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:55,275 INFO L93 Difference]: Finished difference Result 686 states and 1135 transitions. [2021-12-27 21:53:55,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:55,276 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 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 99 [2021-12-27 21:53:55,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:55,278 INFO L225 Difference]: With dead ends: 686 [2021-12-27 21:53:55,278 INFO L226 Difference]: Without dead ends: 364 [2021-12-27 21:53:55,278 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 [2021-12-27 21:53:55,279 INFO L933 BasicCegarLoop]: 123 mSDtfsCounter, 139 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:55,280 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [139 Valid, 143 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:53:55,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2021-12-27 21:53:55,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 357. [2021-12-27 21:53:55,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 356 states have (on average 1.646067415730337) internal successors, (586), 356 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:55,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 586 transitions. [2021-12-27 21:53:55,291 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 586 transitions. Word has length 99 [2021-12-27 21:53:55,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:55,292 INFO L470 AbstractCegarLoop]: Abstraction has 357 states and 586 transitions. [2021-12-27 21:53:55,292 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:55,292 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 586 transitions. [2021-12-27 21:53:55,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-12-27 21:53:55,293 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:55,294 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-27 21:53:55,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-27 21:53:55,294 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:55,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:55,295 INFO L85 PathProgramCache]: Analyzing trace with hash -2130209566, now seen corresponding path program 1 times [2021-12-27 21:53:55,295 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:55,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621887672] [2021-12-27 21:53:55,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:55,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:55,328 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-27 21:53:55,329 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:55,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621887672] [2021-12-27 21:53:55,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621887672] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:55,329 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:55,329 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:55,329 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555373229] [2021-12-27 21:53:55,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:55,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:55,330 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:55,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:55,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:55,331 INFO L87 Difference]: Start difference. First operand 357 states and 586 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:55,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:55,441 INFO L93 Difference]: Finished difference Result 708 states and 1162 transitions. [2021-12-27 21:53:55,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:55,442 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 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 99 [2021-12-27 21:53:55,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:55,444 INFO L225 Difference]: With dead ends: 708 [2021-12-27 21:53:55,444 INFO L226 Difference]: Without dead ends: 359 [2021-12-27 21:53:55,445 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 [2021-12-27 21:53:55,445 INFO L933 BasicCegarLoop]: 123 mSDtfsCounter, 136 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:55,446 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 136 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:53:55,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2021-12-27 21:53:55,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 357. [2021-12-27 21:53:55,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 356 states have (on average 1.6348314606741574) internal successors, (582), 356 states have internal predecessors, (582), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:55,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 582 transitions. [2021-12-27 21:53:55,458 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 582 transitions. Word has length 99 [2021-12-27 21:53:55,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:55,459 INFO L470 AbstractCegarLoop]: Abstraction has 357 states and 582 transitions. [2021-12-27 21:53:55,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:55,459 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 582 transitions. [2021-12-27 21:53:55,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-12-27 21:53:55,460 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:55,460 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-27 21:53:55,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-27 21:53:55,461 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:55,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:55,461 INFO L85 PathProgramCache]: Analyzing trace with hash -417318601, now seen corresponding path program 1 times [2021-12-27 21:53:55,461 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:55,462 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950361418] [2021-12-27 21:53:55,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:55,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:55,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:55,498 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-27 21:53:55,499 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:55,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950361418] [2021-12-27 21:53:55,499 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950361418] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:55,499 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:55,499 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:55,499 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700651463] [2021-12-27 21:53:55,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:55,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:55,500 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:55,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:55,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:55,501 INFO L87 Difference]: Start difference. First operand 357 states and 582 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:55,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:55,606 INFO L93 Difference]: Finished difference Result 713 states and 1164 transitions. [2021-12-27 21:53:55,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:55,606 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 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 100 [2021-12-27 21:53:55,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:55,608 INFO L225 Difference]: With dead ends: 713 [2021-12-27 21:53:55,608 INFO L226 Difference]: Without dead ends: 364 [2021-12-27 21:53:55,609 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 [2021-12-27 21:53:55,610 INFO L933 BasicCegarLoop]: 123 mSDtfsCounter, 138 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:55,610 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [138 Valid, 143 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:53:55,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2021-12-27 21:53:55,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 357. [2021-12-27 21:53:55,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 356 states have (on average 1.6207865168539326) internal successors, (577), 356 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:55,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 577 transitions. [2021-12-27 21:53:55,623 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 577 transitions. Word has length 100 [2021-12-27 21:53:55,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:55,623 INFO L470 AbstractCegarLoop]: Abstraction has 357 states and 577 transitions. [2021-12-27 21:53:55,623 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:55,623 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 577 transitions. [2021-12-27 21:53:55,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-12-27 21:53:55,625 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:55,625 INFO L514 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-27 21:53:55,625 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-27 21:53:55,625 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:55,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:55,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1321281040, now seen corresponding path program 1 times [2021-12-27 21:53:55,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:55,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590468514] [2021-12-27 21:53:55,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:55,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:55,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:55,666 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-12-27 21:53:55,667 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:55,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590468514] [2021-12-27 21:53:55,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590468514] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:55,667 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:55,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:55,667 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838214512] [2021-12-27 21:53:55,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:55,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:55,668 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:55,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:55,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:55,669 INFO L87 Difference]: Start difference. First operand 357 states and 577 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) [2021-12-27 21:53:55,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:55,763 INFO L93 Difference]: Finished difference Result 731 states and 1183 transitions. [2021-12-27 21:53:55,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:55,763 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 105 [2021-12-27 21:53:55,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:55,765 INFO L225 Difference]: With dead ends: 731 [2021-12-27 21:53:55,765 INFO L226 Difference]: Without dead ends: 382 [2021-12-27 21:53:55,766 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 [2021-12-27 21:53:55,767 INFO L933 BasicCegarLoop]: 123 mSDtfsCounter, 145 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:55,767 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [145 Valid, 139 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:53:55,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2021-12-27 21:53:55,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 378. [2021-12-27 21:53:55,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 378 states, 377 states have (on average 1.6074270557029178) internal successors, (606), 377 states have internal predecessors, (606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:55,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 606 transitions. [2021-12-27 21:53:55,780 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 606 transitions. Word has length 105 [2021-12-27 21:53:55,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:55,781 INFO L470 AbstractCegarLoop]: Abstraction has 378 states and 606 transitions. [2021-12-27 21:53:55,781 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) [2021-12-27 21:53:55,781 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 606 transitions. [2021-12-27 21:53:55,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-12-27 21:53:55,782 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:55,782 INFO L514 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-27 21:53:55,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-27 21:53:55,783 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:55,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:55,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1276596489, now seen corresponding path program 1 times [2021-12-27 21:53:55,783 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:55,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706135051] [2021-12-27 21:53:55,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:55,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:55,823 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-12-27 21:53:55,823 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:55,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706135051] [2021-12-27 21:53:55,823 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706135051] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:55,823 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:55,824 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:55,824 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541427876] [2021-12-27 21:53:55,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:55,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:55,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:55,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:55,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:55,826 INFO L87 Difference]: Start difference. First operand 378 states and 606 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:55,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:55,927 INFO L93 Difference]: Finished difference Result 752 states and 1206 transitions. [2021-12-27 21:53:55,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:55,928 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 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 106 [2021-12-27 21:53:55,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:55,929 INFO L225 Difference]: With dead ends: 752 [2021-12-27 21:53:55,930 INFO L226 Difference]: Without dead ends: 382 [2021-12-27 21:53:55,930 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 [2021-12-27 21:53:55,931 INFO L933 BasicCegarLoop]: 123 mSDtfsCounter, 144 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:55,931 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [144 Valid, 139 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:53:55,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2021-12-27 21:53:55,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 378. [2021-12-27 21:53:55,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 378 states, 377 states have (on average 1.5915119363395225) internal successors, (600), 377 states have internal predecessors, (600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:55,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 600 transitions. [2021-12-27 21:53:55,945 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 600 transitions. Word has length 106 [2021-12-27 21:53:55,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:55,945 INFO L470 AbstractCegarLoop]: Abstraction has 378 states and 600 transitions. [2021-12-27 21:53:55,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:55,946 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 600 transitions. [2021-12-27 21:53:55,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-12-27 21:53:55,947 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:55,947 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] [2021-12-27 21:53:55,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-27 21:53:55,948 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:55,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:55,948 INFO L85 PathProgramCache]: Analyzing trace with hash -687746511, now seen corresponding path program 1 times [2021-12-27 21:53:55,948 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:55,949 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762557984] [2021-12-27 21:53:55,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:55,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:55,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:55,984 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-27 21:53:55,984 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:55,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762557984] [2021-12-27 21:53:55,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762557984] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:55,984 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:55,985 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:55,985 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307861435] [2021-12-27 21:53:55,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:55,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:55,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:55,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:55,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:55,986 INFO L87 Difference]: Start difference. First operand 378 states and 600 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) [2021-12-27 21:53:56,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:56,030 INFO L93 Difference]: Finished difference Result 1072 states and 1706 transitions. [2021-12-27 21:53:56,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:56,031 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 [2021-12-27 21:53:56,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:56,034 INFO L225 Difference]: With dead ends: 1072 [2021-12-27 21:53:56,034 INFO L226 Difference]: Without dead ends: 702 [2021-12-27 21:53:56,036 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 [2021-12-27 21:53:56,038 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 131 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 531 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 [2021-12-27 21:53:56,038 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [131 Valid, 531 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-27 21:53:56,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 702 states. [2021-12-27 21:53:56,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 702 to 702. [2021-12-27 21:53:56,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 702 states, 701 states have (on average 1.587731811697575) internal successors, (1113), 701 states have internal predecessors, (1113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:56,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 702 states and 1113 transitions. [2021-12-27 21:53:56,062 INFO L78 Accepts]: Start accepts. Automaton has 702 states and 1113 transitions. Word has length 121 [2021-12-27 21:53:56,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:56,062 INFO L470 AbstractCegarLoop]: Abstraction has 702 states and 1113 transitions. [2021-12-27 21:53:56,062 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) [2021-12-27 21:53:56,063 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1113 transitions. [2021-12-27 21:53:56,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-12-27 21:53:56,064 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:56,065 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] [2021-12-27 21:53:56,065 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-27 21:53:56,065 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:56,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:56,065 INFO L85 PathProgramCache]: Analyzing trace with hash 209646767, now seen corresponding path program 1 times [2021-12-27 21:53:56,066 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:56,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294914200] [2021-12-27 21:53:56,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:56,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:56,115 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-12-27 21:53:56,115 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:56,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294914200] [2021-12-27 21:53:56,116 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294914200] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:56,116 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:56,116 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:56,123 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555413857] [2021-12-27 21:53:56,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:56,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:56,124 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:56,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:56,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:56,124 INFO L87 Difference]: Start difference. First operand 702 states and 1113 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) [2021-12-27 21:53:56,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:56,173 INFO L93 Difference]: Finished difference Result 1760 states and 2796 transitions. [2021-12-27 21:53:56,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:56,174 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 [2021-12-27 21:53:56,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:56,178 INFO L225 Difference]: With dead ends: 1760 [2021-12-27 21:53:56,178 INFO L226 Difference]: Without dead ends: 1066 [2021-12-27 21:53:56,179 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 [2021-12-27 21:53:56,180 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 129 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 527 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:56,180 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [129 Valid, 527 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-27 21:53:56,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1066 states. [2021-12-27 21:53:56,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1066 to 1066. [2021-12-27 21:53:56,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1066 states, 1065 states have (on average 1.5868544600938967) internal successors, (1690), 1065 states have internal predecessors, (1690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:56,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 1066 states and 1690 transitions. [2021-12-27 21:53:56,217 INFO L78 Accepts]: Start accepts. Automaton has 1066 states and 1690 transitions. Word has length 121 [2021-12-27 21:53:56,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:56,217 INFO L470 AbstractCegarLoop]: Abstraction has 1066 states and 1690 transitions. [2021-12-27 21:53:56,217 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) [2021-12-27 21:53:56,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1690 transitions. [2021-12-27 21:53:56,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-12-27 21:53:56,220 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:56,220 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] [2021-12-27 21:53:56,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-12-27 21:53:56,220 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:56,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:56,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1728089839, now seen corresponding path program 1 times [2021-12-27 21:53:56,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:56,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705793819] [2021-12-27 21:53:56,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:56,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:56,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:56,259 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-12-27 21:53:56,259 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:56,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705793819] [2021-12-27 21:53:56,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705793819] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:56,260 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:56,260 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:56,260 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537881114] [2021-12-27 21:53:56,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:56,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:56,261 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:56,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:56,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:56,261 INFO L87 Difference]: Start difference. First operand 1066 states and 1690 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:56,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:56,315 INFO L93 Difference]: Finished difference Result 2488 states and 3950 transitions. [2021-12-27 21:53:56,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:56,316 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 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 [2021-12-27 21:53:56,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:56,321 INFO L225 Difference]: With dead ends: 2488 [2021-12-27 21:53:56,322 INFO L226 Difference]: Without dead ends: 1430 [2021-12-27 21:53:56,323 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 [2021-12-27 21:53:56,325 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 151 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 534 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 [2021-12-27 21:53:56,326 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [151 Valid, 534 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-27 21:53:56,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1430 states. [2021-12-27 21:53:56,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1430 to 1430. [2021-12-27 21:53:56,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1430 states, 1429 states have (on average 1.5864240727781667) internal successors, (2267), 1429 states have internal predecessors, (2267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:56,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1430 states and 2267 transitions. [2021-12-27 21:53:56,384 INFO L78 Accepts]: Start accepts. Automaton has 1430 states and 2267 transitions. Word has length 121 [2021-12-27 21:53:56,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:56,384 INFO L470 AbstractCegarLoop]: Abstraction has 1430 states and 2267 transitions. [2021-12-27 21:53:56,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:56,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2267 transitions. [2021-12-27 21:53:56,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-12-27 21:53:56,387 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:56,387 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] [2021-12-27 21:53:56,388 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-12-27 21:53:56,388 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:56,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:56,388 INFO L85 PathProgramCache]: Analyzing trace with hash -305304207, now seen corresponding path program 1 times [2021-12-27 21:53:56,389 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:56,389 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204476557] [2021-12-27 21:53:56,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:56,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:56,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:56,411 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-12-27 21:53:56,411 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:56,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204476557] [2021-12-27 21:53:56,411 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204476557] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:56,411 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:56,412 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:56,412 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637537980] [2021-12-27 21:53:56,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:56,412 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:56,412 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:56,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:56,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:56,413 INFO L87 Difference]: Start difference. First operand 1430 states and 2267 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:56,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:56,475 INFO L93 Difference]: Finished difference Result 3198 states and 5073 transitions. [2021-12-27 21:53:56,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:56,476 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 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 [2021-12-27 21:53:56,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:56,482 INFO L225 Difference]: With dead ends: 3198 [2021-12-27 21:53:56,482 INFO L226 Difference]: Without dead ends: 1776 [2021-12-27 21:53:56,484 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 [2021-12-27 21:53:56,485 INFO L933 BasicCegarLoop]: 209 mSDtfsCounter, 166 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 380 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 [2021-12-27 21:53:56,485 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [166 Valid, 380 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-27 21:53:56,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1776 states. [2021-12-27 21:53:56,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1776 to 1776. [2021-12-27 21:53:56,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1776 states, 1775 states have (on average 1.5847887323943661) internal successors, (2813), 1775 states have internal predecessors, (2813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:56,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1776 states and 2813 transitions. [2021-12-27 21:53:56,562 INFO L78 Accepts]: Start accepts. Automaton has 1776 states and 2813 transitions. Word has length 121 [2021-12-27 21:53:56,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:56,562 INFO L470 AbstractCegarLoop]: Abstraction has 1776 states and 2813 transitions. [2021-12-27 21:53:56,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:56,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2813 transitions. [2021-12-27 21:53:56,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-12-27 21:53:56,567 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:56,568 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-12-27 21:53:56,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-27 21:53:56,568 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:56,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:56,569 INFO L85 PathProgramCache]: Analyzing trace with hash 230274424, now seen corresponding path program 1 times [2021-12-27 21:53:56,569 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:56,569 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527979094] [2021-12-27 21:53:56,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:56,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:56,587 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-27 21:53:56,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2073943123] [2021-12-27 21:53:56,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:56,588 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-27 21:53:56,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-27 21:53:56,595 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) [2021-12-27 21:53:56,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-27 21:53:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:56,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-27 21:53:56,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-27 21:53:57,159 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-12-27 21:53:57,160 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-27 21:53:57,160 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:57,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527979094] [2021-12-27 21:53:57,160 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-27 21:53:57,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2073943123] [2021-12-27 21:53:57,161 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2073943123] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:57,161 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:57,161 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:57,161 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436507254] [2021-12-27 21:53:57,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:57,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:57,162 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:57,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:57,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:57,163 INFO L87 Difference]: Start difference. First operand 1776 states and 2813 transitions. Second operand has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:57,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:57,348 INFO L93 Difference]: Finished difference Result 3589 states and 5669 transitions. [2021-12-27 21:53:57,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:57,348 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 0 states have call successors, (0), 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 199 [2021-12-27 21:53:57,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:57,355 INFO L225 Difference]: With dead ends: 3589 [2021-12-27 21:53:57,356 INFO L226 Difference]: Without dead ends: 1821 [2021-12-27 21:53:57,358 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:57,359 INFO L933 BasicCegarLoop]: 198 mSDtfsCounter, 29 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:57,359 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 288 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:53:57,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1821 states. [2021-12-27 21:53:57,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1821 to 1776. [2021-12-27 21:53:57,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1776 states, 1775 states have (on average 1.544225352112676) internal successors, (2741), 1775 states have internal predecessors, (2741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:57,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1776 states and 2741 transitions. [2021-12-27 21:53:57,428 INFO L78 Accepts]: Start accepts. Automaton has 1776 states and 2741 transitions. Word has length 199 [2021-12-27 21:53:57,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:57,428 INFO L470 AbstractCegarLoop]: Abstraction has 1776 states and 2741 transitions. [2021-12-27 21:53:57,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:57,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2741 transitions. [2021-12-27 21:53:57,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-12-27 21:53:57,434 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:57,434 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-12-27 21:53:57,464 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-27 21:53:57,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-27 21:53:57,656 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:57,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:57,656 INFO L85 PathProgramCache]: Analyzing trace with hash 1368505586, now seen corresponding path program 1 times [2021-12-27 21:53:57,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:57,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249408357] [2021-12-27 21:53:57,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:57,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:57,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:57,692 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-12-27 21:53:57,693 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:57,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249408357] [2021-12-27 21:53:57,693 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249408357] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:57,693 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:57,693 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:57,693 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369755645] [2021-12-27 21:53:57,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:57,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:57,694 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:57,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:57,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:57,695 INFO L87 Difference]: Start difference. First operand 1776 states and 2741 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:57,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:57,874 INFO L93 Difference]: Finished difference Result 3606 states and 5542 transitions. [2021-12-27 21:53:57,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:57,875 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 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 212 [2021-12-27 21:53:57,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:57,881 INFO L225 Difference]: With dead ends: 3606 [2021-12-27 21:53:57,882 INFO L226 Difference]: Without dead ends: 1838 [2021-12-27 21:53:57,884 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 [2021-12-27 21:53:57,885 INFO L933 BasicCegarLoop]: 131 mSDtfsCounter, 148 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:57,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 157 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:53:57,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1838 states. [2021-12-27 21:53:57,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1838 to 1776. [2021-12-27 21:53:57,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1776 states, 1775 states have (on average 1.5014084507042254) internal successors, (2665), 1775 states have internal predecessors, (2665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:57,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1776 states and 2665 transitions. [2021-12-27 21:53:57,943 INFO L78 Accepts]: Start accepts. Automaton has 1776 states and 2665 transitions. Word has length 212 [2021-12-27 21:53:57,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:57,943 INFO L470 AbstractCegarLoop]: Abstraction has 1776 states and 2665 transitions. [2021-12-27 21:53:57,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:57,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2665 transitions. [2021-12-27 21:53:57,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-12-27 21:53:57,949 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:57,949 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2021-12-27 21:53:57,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-12-27 21:53:57,950 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:57,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:57,950 INFO L85 PathProgramCache]: Analyzing trace with hash 1759452965, now seen corresponding path program 1 times [2021-12-27 21:53:57,950 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:57,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160340044] [2021-12-27 21:53:57,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:57,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:57,965 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-27 21:53:57,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1084771392] [2021-12-27 21:53:57,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:57,966 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-27 21:53:57,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-27 21:53:57,967 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) [2021-12-27 21:53:57,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-27 21:53:58,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:58,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-27 21:53:58,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-27 21:53:58,431 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 362 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-12-27 21:53:58,431 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-27 21:53:58,431 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:58,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160340044] [2021-12-27 21:53:58,432 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-27 21:53:58,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1084771392] [2021-12-27 21:53:58,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1084771392] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:58,432 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:58,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:58,432 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499917240] [2021-12-27 21:53:58,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:58,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:58,433 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:58,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:58,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:58,434 INFO L87 Difference]: Start difference. First operand 1776 states and 2665 transitions. Second operand has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:58,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:58,590 INFO L93 Difference]: Finished difference Result 3784 states and 5678 transitions. [2021-12-27 21:53:58,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:58,591 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 0 states have call successors, (0), 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 241 [2021-12-27 21:53:58,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:58,598 INFO L225 Difference]: With dead ends: 3784 [2021-12-27 21:53:58,598 INFO L226 Difference]: Without dead ends: 1891 [2021-12-27 21:53:58,601 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:58,602 INFO L933 BasicCegarLoop]: 189 mSDtfsCounter, 26 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 279 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:58,602 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 279 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:53:58,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1891 states. [2021-12-27 21:53:58,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1891 to 1846. [2021-12-27 21:53:58,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1846 states, 1845 states have (on average 1.4742547425474255) internal successors, (2720), 1845 states have internal predecessors, (2720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:58,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 1846 states and 2720 transitions. [2021-12-27 21:53:58,673 INFO L78 Accepts]: Start accepts. Automaton has 1846 states and 2720 transitions. Word has length 241 [2021-12-27 21:53:58,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:58,674 INFO L470 AbstractCegarLoop]: Abstraction has 1846 states and 2720 transitions. [2021-12-27 21:53:58,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:58,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2720 transitions. [2021-12-27 21:53:58,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-12-27 21:53:58,680 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:58,680 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2021-12-27 21:53:58,710 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-27 21:53:58,899 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,SelfDestructingSolverStorable20 [2021-12-27 21:53:58,899 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:58,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:58,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1825507112, now seen corresponding path program 1 times [2021-12-27 21:53:58,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:58,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269381870] [2021-12-27 21:53:58,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:58,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:58,918 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-27 21:53:58,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [164320755] [2021-12-27 21:53:58,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:58,919 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-27 21:53:58,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-27 21:53:58,920 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) [2021-12-27 21:53:58,921 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-27 21:53:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:59,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-27 21:53:59,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-27 21:53:59,319 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 343 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2021-12-27 21:53:59,319 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-27 21:53:59,319 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:53:59,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269381870] [2021-12-27 21:53:59,319 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-27 21:53:59,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [164320755] [2021-12-27 21:53:59,320 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [164320755] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:53:59,320 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:53:59,320 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:53:59,320 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371625458] [2021-12-27 21:53:59,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:53:59,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:53:59,321 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:53:59,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:53:59,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:59,322 INFO L87 Difference]: Start difference. First operand 1846 states and 2720 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:59,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:53:59,487 INFO L93 Difference]: Finished difference Result 3729 states and 5483 transitions. [2021-12-27 21:53:59,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:53:59,488 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 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 255 [2021-12-27 21:53:59,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:53:59,494 INFO L225 Difference]: With dead ends: 3729 [2021-12-27 21:53:59,495 INFO L226 Difference]: Without dead ends: 1891 [2021-12-27 21:53:59,498 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 253 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:53:59,499 INFO L933 BasicCegarLoop]: 156 mSDtfsCounter, 145 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:53:59,500 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [145 Valid, 178 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:53:59,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1891 states. [2021-12-27 21:53:59,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1891 to 1846. [2021-12-27 21:53:59,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1846 states, 1845 states have (on average 1.43739837398374) internal successors, (2652), 1845 states have internal predecessors, (2652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:59,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 1846 states and 2652 transitions. [2021-12-27 21:53:59,556 INFO L78 Accepts]: Start accepts. Automaton has 1846 states and 2652 transitions. Word has length 255 [2021-12-27 21:53:59,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:53:59,557 INFO L470 AbstractCegarLoop]: Abstraction has 1846 states and 2652 transitions. [2021-12-27 21:53:59,557 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:53:59,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2652 transitions. [2021-12-27 21:53:59,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-12-27 21:53:59,562 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:53:59,563 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2021-12-27 21:53:59,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-27 21:53:59,779 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-27 21:53:59,779 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:53:59,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:53:59,780 INFO L85 PathProgramCache]: Analyzing trace with hash 1622703552, now seen corresponding path program 1 times [2021-12-27 21:53:59,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:53:59,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51269572] [2021-12-27 21:53:59,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:59,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:53:59,795 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-27 21:53:59,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [494413052] [2021-12-27 21:53:59,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:53:59,796 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-27 21:53:59,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-27 21:53:59,797 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) [2021-12-27 21:53:59,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-27 21:53:59,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:53:59,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-27 21:53:59,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-27 21:54:00,336 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2021-12-27 21:54:00,336 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-27 21:54:00,337 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:54:00,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51269572] [2021-12-27 21:54:00,337 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-27 21:54:00,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [494413052] [2021-12-27 21:54:00,337 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [494413052] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:54:00,337 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:54:00,337 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:54:00,338 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144349169] [2021-12-27 21:54:00,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:54:00,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:54:00,339 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:54:00,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:54:00,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:54:00,340 INFO L87 Difference]: Start difference. First operand 1846 states and 2652 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) [2021-12-27 21:54:00,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:54:00,438 INFO L93 Difference]: Finished difference Result 5426 states and 7794 transitions. [2021-12-27 21:54:00,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:54:00,438 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 269 [2021-12-27 21:54:00,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:54:00,452 INFO L225 Difference]: With dead ends: 5426 [2021-12-27 21:54:00,452 INFO L226 Difference]: Without dead ends: 3588 [2021-12-27 21:54:00,455 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:54:00,456 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 119 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 534 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 [2021-12-27 21:54:00,456 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [119 Valid, 534 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-27 21:54:00,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3588 states. [2021-12-27 21:54:00,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3588 to 3586. [2021-12-27 21:54:00,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3586 states, 3585 states have (on average 1.4337517433751743) internal successors, (5140), 3585 states have internal predecessors, (5140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:00,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 3586 states and 5140 transitions. [2021-12-27 21:54:00,589 INFO L78 Accepts]: Start accepts. Automaton has 3586 states and 5140 transitions. Word has length 269 [2021-12-27 21:54:00,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:54:00,589 INFO L470 AbstractCegarLoop]: Abstraction has 3586 states and 5140 transitions. [2021-12-27 21:54:00,590 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) [2021-12-27 21:54:00,590 INFO L276 IsEmpty]: Start isEmpty. Operand 3586 states and 5140 transitions. [2021-12-27 21:54:00,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2021-12-27 21:54:00,598 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:54:00,599 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1] [2021-12-27 21:54:00,630 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-27 21:54:00,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-27 21:54:00,827 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:54:00,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:54:00,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1812515673, now seen corresponding path program 1 times [2021-12-27 21:54:00,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:54:00,828 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112895947] [2021-12-27 21:54:00,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:54:00,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:54:00,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:54:00,865 INFO L134 CoverageAnalysis]: Checked inductivity of 877 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2021-12-27 21:54:00,866 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:54:00,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112895947] [2021-12-27 21:54:00,866 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112895947] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:54:00,866 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:54:00,866 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:54:00,866 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722394244] [2021-12-27 21:54:00,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:54:00,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:54:00,867 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:54:00,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:54:00,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:54:00,868 INFO L87 Difference]: Start difference. First operand 3586 states and 5140 transitions. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:01,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:54:01,044 INFO L93 Difference]: Finished difference Result 7286 states and 10440 transitions. [2021-12-27 21:54:01,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:54:01,044 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 0 states have call successors, (0), 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 307 [2021-12-27 21:54:01,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:54:01,065 INFO L225 Difference]: With dead ends: 7286 [2021-12-27 21:54:01,066 INFO L226 Difference]: Without dead ends: 3708 [2021-12-27 21:54:01,071 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 [2021-12-27 21:54:01,072 INFO L933 BasicCegarLoop]: 203 mSDtfsCounter, 12 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:54:01,073 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 299 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:54:01,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3708 states. [2021-12-27 21:54:01,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3708 to 3678. [2021-12-27 21:54:01,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3678 states, 3677 states have (on average 1.4283383192820234) internal successors, (5252), 3677 states have internal predecessors, (5252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:01,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 3678 states and 5252 transitions. [2021-12-27 21:54:01,235 INFO L78 Accepts]: Start accepts. Automaton has 3678 states and 5252 transitions. Word has length 307 [2021-12-27 21:54:01,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:54:01,235 INFO L470 AbstractCegarLoop]: Abstraction has 3678 states and 5252 transitions. [2021-12-27 21:54:01,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:01,236 INFO L276 IsEmpty]: Start isEmpty. Operand 3678 states and 5252 transitions. [2021-12-27 21:54:01,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2021-12-27 21:54:01,245 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:54:01,246 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1] [2021-12-27 21:54:01,246 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-12-27 21:54:01,246 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:54:01,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:54:01,247 INFO L85 PathProgramCache]: Analyzing trace with hash -1267987889, now seen corresponding path program 1 times [2021-12-27 21:54:01,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:54:01,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142237561] [2021-12-27 21:54:01,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:54:01,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:54:01,266 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-27 21:54:01,267 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [7623651] [2021-12-27 21:54:01,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:54:01,267 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-27 21:54:01,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-27 21:54:01,272 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) [2021-12-27 21:54:01,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-27 21:54:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:54:01,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-27 21:54:01,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-27 21:54:01,796 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 564 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2021-12-27 21:54:01,796 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-27 21:54:01,796 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:54:01,796 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142237561] [2021-12-27 21:54:01,796 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-27 21:54:01,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [7623651] [2021-12-27 21:54:01,797 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [7623651] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:54:01,797 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:54:01,797 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:54:01,797 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32026442] [2021-12-27 21:54:01,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:54:01,798 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:54:01,798 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:54:01,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:54:01,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:54:01,799 INFO L87 Difference]: Start difference. First operand 3678 states and 5252 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:01,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:54:01,973 INFO L93 Difference]: Finished difference Result 7348 states and 10492 transitions. [2021-12-27 21:54:01,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:54:01,973 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 0 states have call successors, (0), 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 320 [2021-12-27 21:54:01,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:54:01,986 INFO L225 Difference]: With dead ends: 7348 [2021-12-27 21:54:01,986 INFO L226 Difference]: Without dead ends: 2173 [2021-12-27 21:54:01,991 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 319 GetRequests, 318 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:54:01,992 INFO L933 BasicCegarLoop]: 191 mSDtfsCounter, 11 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:54:01,993 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 287 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:54:01,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2173 states. [2021-12-27 21:54:02,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2173 to 2173. [2021-12-27 21:54:02,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2173 states, 2172 states have (on average 1.405156537753223) internal successors, (3052), 2172 states have internal predecessors, (3052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:02,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 2173 states and 3052 transitions. [2021-12-27 21:54:02,056 INFO L78 Accepts]: Start accepts. Automaton has 2173 states and 3052 transitions. Word has length 320 [2021-12-27 21:54:02,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:54:02,056 INFO L470 AbstractCegarLoop]: Abstraction has 2173 states and 3052 transitions. [2021-12-27 21:54:02,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:02,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 3052 transitions. [2021-12-27 21:54:02,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2021-12-27 21:54:02,063 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:54:02,063 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-27 21:54:02,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-27 21:54:02,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-12-27 21:54:02,279 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:54:02,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:54:02,280 INFO L85 PathProgramCache]: Analyzing trace with hash 493001237, now seen corresponding path program 1 times [2021-12-27 21:54:02,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:54:02,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54497413] [2021-12-27 21:54:02,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:54:02,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:54:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:54:02,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 435 proven. 0 refuted. 0 times theorem prover too weak. 595 trivial. 0 not checked. [2021-12-27 21:54:02,324 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:54:02,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54497413] [2021-12-27 21:54:02,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54497413] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:54:02,324 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:54:02,324 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:54:02,324 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665331840] [2021-12-27 21:54:02,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:54:02,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:54:02,325 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:54:02,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:54:02,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:54:02,326 INFO L87 Difference]: Start difference. First operand 2173 states and 3052 transitions. Second operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:02,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:54:02,472 INFO L93 Difference]: Finished difference Result 4560 states and 6428 transitions. [2021-12-27 21:54:02,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:54:02,472 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 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 327 [2021-12-27 21:54:02,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:54:02,477 INFO L225 Difference]: With dead ends: 4560 [2021-12-27 21:54:02,478 INFO L226 Difference]: Without dead ends: 2395 [2021-12-27 21:54:02,481 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 [2021-12-27 21:54:02,482 INFO L933 BasicCegarLoop]: 200 mSDtfsCounter, 28 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:54:02,483 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 296 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:54:02,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2395 states. [2021-12-27 21:54:02,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2395 to 2323. [2021-12-27 21:54:02,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2323 states, 2322 states have (on average 1.3919035314384152) internal successors, (3232), 2322 states have internal predecessors, (3232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:02,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 2323 states and 3232 transitions. [2021-12-27 21:54:02,554 INFO L78 Accepts]: Start accepts. Automaton has 2323 states and 3232 transitions. Word has length 327 [2021-12-27 21:54:02,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:54:02,555 INFO L470 AbstractCegarLoop]: Abstraction has 2323 states and 3232 transitions. [2021-12-27 21:54:02,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:02,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 3232 transitions. [2021-12-27 21:54:02,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2021-12-27 21:54:02,562 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:54:02,563 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-27 21:54:02,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-12-27 21:54:02,564 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:54:02,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:54:02,564 INFO L85 PathProgramCache]: Analyzing trace with hash -1757399063, now seen corresponding path program 1 times [2021-12-27 21:54:02,564 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:54:02,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669372761] [2021-12-27 21:54:02,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:54:02,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:54:02,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:54:02,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1215 backedges. 587 proven. 0 refuted. 0 times theorem prover too weak. 628 trivial. 0 not checked. [2021-12-27 21:54:02,614 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:54:02,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669372761] [2021-12-27 21:54:02,614 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669372761] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:54:02,615 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:54:02,615 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:54:02,615 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992157979] [2021-12-27 21:54:02,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:54:02,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:54:02,616 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:54:02,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:54:02,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:54:02,616 INFO L87 Difference]: Start difference. First operand 2323 states and 3232 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) [2021-12-27 21:54:02,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:54:02,771 INFO L93 Difference]: Finished difference Result 4680 states and 6524 transitions. [2021-12-27 21:54:02,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:54:02,772 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 353 [2021-12-27 21:54:02,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:54:02,776 INFO L225 Difference]: With dead ends: 4680 [2021-12-27 21:54:02,777 INFO L226 Difference]: Without dead ends: 2365 [2021-12-27 21:54:02,779 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 [2021-12-27 21:54:02,780 INFO L933 BasicCegarLoop]: 199 mSDtfsCounter, 18 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:54:02,780 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 295 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:54:02,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2365 states. [2021-12-27 21:54:02,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2365 to 2323. [2021-12-27 21:54:02,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2323 states, 2322 states have (on average 1.3712316968130922) internal successors, (3184), 2322 states have internal predecessors, (3184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:02,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 2323 states and 3184 transitions. [2021-12-27 21:54:02,843 INFO L78 Accepts]: Start accepts. Automaton has 2323 states and 3184 transitions. Word has length 353 [2021-12-27 21:54:02,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:54:02,844 INFO L470 AbstractCegarLoop]: Abstraction has 2323 states and 3184 transitions. [2021-12-27 21:54:02,844 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) [2021-12-27 21:54:02,844 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 3184 transitions. [2021-12-27 21:54:02,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2021-12-27 21:54:02,851 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:54:02,852 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1] [2021-12-27 21:54:02,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-12-27 21:54:02,852 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:54:02,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:54:02,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1876884711, now seen corresponding path program 1 times [2021-12-27 21:54:02,853 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:54:02,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59249225] [2021-12-27 21:54:02,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:54:02,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:54:02,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:54:02,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 905 proven. 26 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2021-12-27 21:54:02,922 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:54:02,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59249225] [2021-12-27 21:54:02,922 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59249225] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-27 21:54:02,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1776163143] [2021-12-27 21:54:02,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:54:02,922 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-27 21:54:02,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-27 21:54:02,924 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-27 21:54:02,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-27 21:54:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:54:03,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-27 21:54:03,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-27 21:54:03,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 905 proven. 26 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2021-12-27 21:54:03,524 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-27 21:54:04,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 905 proven. 26 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2021-12-27 21:54:04,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1776163143] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-27 21:54:04,066 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-27 21:54:04,066 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-12-27 21:54:04,067 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226691790] [2021-12-27 21:54:04,067 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-27 21:54:04,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-27 21:54:04,068 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:54:04,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-27 21:54:04,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-27 21:54:04,069 INFO L87 Difference]: Start difference. First operand 2323 states and 3184 transitions. Second operand has 6 states, 6 states have (on average 40.0) internal successors, (240), 6 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:04,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:54:04,567 INFO L93 Difference]: Finished difference Result 6096 states and 8355 transitions. [2021-12-27 21:54:04,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-27 21:54:04,568 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 40.0) internal successors, (240), 6 states have internal predecessors, (240), 0 states have call successors, (0), 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 370 [2021-12-27 21:54:04,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:54:04,575 INFO L225 Difference]: With dead ends: 6096 [2021-12-27 21:54:04,575 INFO L226 Difference]: Without dead ends: 3643 [2021-12-27 21:54:04,578 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 750 GetRequests, 742 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-12-27 21:54:04,579 INFO L933 BasicCegarLoop]: 202 mSDtfsCounter, 521 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 481 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 521 SdHoareTripleChecker+Valid, 585 SdHoareTripleChecker+Invalid, 569 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 481 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-27 21:54:04,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [521 Valid, 585 Invalid, 569 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 481 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-27 21:54:04,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3643 states. [2021-12-27 21:54:04,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3643 to 2356. [2021-12-27 21:54:04,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2356 states, 2355 states have (on average 1.3511677282377919) internal successors, (3182), 2355 states have internal predecessors, (3182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:04,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2356 states to 2356 states and 3182 transitions. [2021-12-27 21:54:04,673 INFO L78 Accepts]: Start accepts. Automaton has 2356 states and 3182 transitions. Word has length 370 [2021-12-27 21:54:04,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:54:04,673 INFO L470 AbstractCegarLoop]: Abstraction has 2356 states and 3182 transitions. [2021-12-27 21:54:04,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.0) internal successors, (240), 6 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:04,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 3182 transitions. [2021-12-27 21:54:04,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2021-12-27 21:54:04,682 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:54:04,682 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 11, 11, 10, 10, 9, 9, 9, 9, 8, 6, 6, 6, 6, 6, 6, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-27 21:54:04,712 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-12-27 21:54:04,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-12-27 21:54:04,899 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:54:04,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:54:04,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1628763683, now seen corresponding path program 1 times [2021-12-27 21:54:04,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:54:04,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031923374] [2021-12-27 21:54:04,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:54:04,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:54:04,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:54:04,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2015 backedges. 975 proven. 0 refuted. 0 times theorem prover too weak. 1040 trivial. 0 not checked. [2021-12-27 21:54:04,965 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:54:04,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031923374] [2021-12-27 21:54:04,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031923374] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:54:04,966 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:54:04,966 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:54:04,966 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050542698] [2021-12-27 21:54:04,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:54:04,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:54:04,967 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:54:04,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:54:04,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:54:04,968 INFO L87 Difference]: Start difference. First operand 2356 states and 3182 transitions. Second operand has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:05,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:54:05,115 INFO L93 Difference]: Finished difference Result 4716 states and 6364 transitions. [2021-12-27 21:54:05,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:54:05,115 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 0 states have call successors, (0), 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 438 [2021-12-27 21:54:05,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:54:05,120 INFO L225 Difference]: With dead ends: 4716 [2021-12-27 21:54:05,120 INFO L226 Difference]: Without dead ends: 2368 [2021-12-27 21:54:05,124 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 [2021-12-27 21:54:05,125 INFO L933 BasicCegarLoop]: 191 mSDtfsCounter, 11 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:54:05,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 286 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:54:05,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2368 states. [2021-12-27 21:54:05,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2368 to 2356. [2021-12-27 21:54:05,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2356 states, 2355 states have (on average 1.3307855626326963) internal successors, (3134), 2355 states have internal predecessors, (3134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:05,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2356 states to 2356 states and 3134 transitions. [2021-12-27 21:54:05,213 INFO L78 Accepts]: Start accepts. Automaton has 2356 states and 3134 transitions. Word has length 438 [2021-12-27 21:54:05,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:54:05,214 INFO L470 AbstractCegarLoop]: Abstraction has 2356 states and 3134 transitions. [2021-12-27 21:54:05,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:05,214 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 3134 transitions. [2021-12-27 21:54:05,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2021-12-27 21:54:05,223 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:54:05,225 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 13, 13, 12, 12, 11, 11, 10, 10, 10, 10, 8, 6, 6, 6, 6, 6, 6, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-27 21:54:05,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-12-27 21:54:05,225 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:54:05,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:54:05,226 INFO L85 PathProgramCache]: Analyzing trace with hash 1752367566, now seen corresponding path program 1 times [2021-12-27 21:54:05,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:54:05,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188349755] [2021-12-27 21:54:05,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:54:05,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:54:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:54:05,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2338 backedges. 1323 proven. 0 refuted. 0 times theorem prover too weak. 1015 trivial. 0 not checked. [2021-12-27 21:54:05,292 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:54:05,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188349755] [2021-12-27 21:54:05,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188349755] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:54:05,292 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:54:05,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:54:05,293 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302037203] [2021-12-27 21:54:05,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:54:05,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:54:05,294 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:54:05,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:54:05,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:54:05,294 INFO L87 Difference]: Start difference. First operand 2356 states and 3134 transitions. Second operand has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:05,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:54:05,445 INFO L93 Difference]: Finished difference Result 4920 states and 6562 transitions. [2021-12-27 21:54:05,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:54:05,445 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 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 470 [2021-12-27 21:54:05,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:54:05,450 INFO L225 Difference]: With dead ends: 4920 [2021-12-27 21:54:05,450 INFO L226 Difference]: Without dead ends: 2572 [2021-12-27 21:54:05,453 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 [2021-12-27 21:54:05,454 INFO L933 BasicCegarLoop]: 189 mSDtfsCounter, 11 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:54:05,454 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 284 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:54:05,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2572 states. [2021-12-27 21:54:05,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2572 to 2560. [2021-12-27 21:54:05,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2560 states, 2559 states have (on average 1.3161391168425165) internal successors, (3368), 2559 states have internal predecessors, (3368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:05,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 2560 states and 3368 transitions. [2021-12-27 21:54:05,527 INFO L78 Accepts]: Start accepts. Automaton has 2560 states and 3368 transitions. Word has length 470 [2021-12-27 21:54:05,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:54:05,527 INFO L470 AbstractCegarLoop]: Abstraction has 2560 states and 3368 transitions. [2021-12-27 21:54:05,528 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:05,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 3368 transitions. [2021-12-27 21:54:05,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2021-12-27 21:54:05,552 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:54:05,552 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 15, 15, 14, 14, 13, 13, 12, 12, 12, 12, 10, 8, 8, 6, 6, 6, 6, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-27 21:54:05,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-12-27 21:54:05,552 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:54:05,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:54:05,553 INFO L85 PathProgramCache]: Analyzing trace with hash -742298620, now seen corresponding path program 1 times [2021-12-27 21:54:05,553 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:54:05,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731788119] [2021-12-27 21:54:05,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:54:05,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:54:05,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:54:05,631 INFO L134 CoverageAnalysis]: Checked inductivity of 3103 backedges. 1760 proven. 0 refuted. 0 times theorem prover too weak. 1343 trivial. 0 not checked. [2021-12-27 21:54:05,631 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:54:05,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731788119] [2021-12-27 21:54:05,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731788119] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-27 21:54:05,632 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-27 21:54:05,632 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-27 21:54:05,632 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140221178] [2021-12-27 21:54:05,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-27 21:54:05,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-27 21:54:05,633 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:54:05,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-27 21:54:05,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-27 21:54:05,634 INFO L87 Difference]: Start difference. First operand 2560 states and 3368 transitions. Second operand has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:05,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:54:05,784 INFO L93 Difference]: Finished difference Result 5340 states and 7054 transitions. [2021-12-27 21:54:05,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-27 21:54:05,785 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 0 states have call successors, (0), 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 532 [2021-12-27 21:54:05,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:54:05,790 INFO L225 Difference]: With dead ends: 5340 [2021-12-27 21:54:05,790 INFO L226 Difference]: Without dead ends: 2788 [2021-12-27 21:54:05,793 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 [2021-12-27 21:54:05,794 INFO L933 BasicCegarLoop]: 189 mSDtfsCounter, 11 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-27 21:54:05,794 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 284 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-27 21:54:05,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2788 states. [2021-12-27 21:54:05,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2788 to 2776. [2021-12-27 21:54:05,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2776 states, 2775 states have (on average 1.3023423423423424) internal successors, (3614), 2775 states have internal predecessors, (3614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:05,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 2776 states and 3614 transitions. [2021-12-27 21:54:05,872 INFO L78 Accepts]: Start accepts. Automaton has 2776 states and 3614 transitions. Word has length 532 [2021-12-27 21:54:05,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:54:05,872 INFO L470 AbstractCegarLoop]: Abstraction has 2776 states and 3614 transitions. [2021-12-27 21:54:05,873 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:05,873 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 3614 transitions. [2021-12-27 21:54:05,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 599 [2021-12-27 21:54:05,886 INFO L506 BasicCegarLoop]: Found error trace [2021-12-27 21:54:05,887 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 18, 17, 17, 16, 16, 15, 15, 14, 14, 14, 14, 12, 10, 10, 8, 8, 6, 6, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-27 21:54:05,887 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-12-27 21:54:05,887 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-27 21:54:05,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-27 21:54:05,888 INFO L85 PathProgramCache]: Analyzing trace with hash -1835374162, now seen corresponding path program 1 times [2021-12-27 21:54:05,888 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-27 21:54:05,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449515179] [2021-12-27 21:54:05,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:54:05,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-27 21:54:05,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:54:06,003 INFO L134 CoverageAnalysis]: Checked inductivity of 4010 backedges. 2316 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2021-12-27 21:54:06,003 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-27 21:54:06,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449515179] [2021-12-27 21:54:06,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449515179] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-27 21:54:06,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1127049913] [2021-12-27 21:54:06,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-27 21:54:06,004 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-27 21:54:06,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-27 21:54:06,005 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-27 21:54:06,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-27 21:54:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-27 21:54:06,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-27 21:54:06,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-27 21:54:06,799 INFO L134 CoverageAnalysis]: Checked inductivity of 4010 backedges. 2316 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2021-12-27 21:54:06,800 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-27 21:54:07,528 INFO L134 CoverageAnalysis]: Checked inductivity of 4010 backedges. 2316 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2021-12-27 21:54:07,529 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1127049913] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-27 21:54:07,529 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-27 21:54:07,529 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2021-12-27 21:54:07,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728720784] [2021-12-27 21:54:07,529 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-27 21:54:07,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-27 21:54:07,530 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-27 21:54:07,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-27 21:54:07,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-12-27 21:54:07,531 INFO L87 Difference]: Start difference. First operand 2776 states and 3614 transitions. Second operand has 8 states, 8 states have (on average 41.375) internal successors, (331), 8 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:07,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-27 21:54:07,934 INFO L93 Difference]: Finished difference Result 5113 states and 6691 transitions. [2021-12-27 21:54:07,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-27 21:54:07,934 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 41.375) internal successors, (331), 8 states have internal predecessors, (331), 0 states have call successors, (0), 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 598 [2021-12-27 21:54:07,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-27 21:54:07,935 INFO L225 Difference]: With dead ends: 5113 [2021-12-27 21:54:07,935 INFO L226 Difference]: Without dead ends: 0 [2021-12-27 21:54:07,939 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1204 GetRequests, 1195 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-12-27 21:54:07,940 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 202 mSDsluCounter, 603 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 841 SdHoareTripleChecker+Invalid, 587 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-27 21:54:07,940 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [202 Valid, 841 Invalid, 587 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 529 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-27 21:54:07,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-27 21:54:07,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-27 21:54:07,944 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) [2021-12-27 21:54:07,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-27 21:54:07,945 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 598 [2021-12-27 21:54:07,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-27 21:54:07,945 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-27 21:54:07,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 41.375) internal successors, (331), 8 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-27 21:54:07,946 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-27 21:54:07,946 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-27 21:54:07,948 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-27 21:54:07,977 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-12-27 21:54:08,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-27 21:54:08,172 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-27 21:54:19,236 INFO L854 garLoopResultBuilder]: At program point L597(lines 109 665) the Hoare annotation is: (let ((.cse10 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse6 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse8 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse9 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (.cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse13 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse11 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse14 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse12 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) .cse6 .cse7 .cse8 .cse9) (and .cse10 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448) (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) .cse8) (and .cse4 .cse11) (and (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse10 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse7 .cse8 .cse12 .cse9) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 3) (and .cse10 .cse11) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse13 .cse6 .cse7 .cse8 .cse9) (and .cse13 .cse14 .cse15) (and .cse4 .cse14 .cse15) (and .cse12 .cse11) (and .cse13 .cse11) (and .cse14 .cse12 .cse15))) [2021-12-27 21:54:19,237 INFO L858 garLoopResultBuilder]: For program point L564(lines 564 568) no Hoare annotation was computed. [2021-12-27 21:54:19,237 INFO L858 garLoopResultBuilder]: For program point L399(lines 399 405) no Hoare annotation was computed. [2021-12-27 21:54:19,237 INFO L858 garLoopResultBuilder]: For program point L366(lines 366 385) no Hoare annotation was computed. [2021-12-27 21:54:19,237 INFO L858 garLoopResultBuilder]: For program point L499(lines 499 503) no Hoare annotation was computed. [2021-12-27 21:54:19,237 INFO L858 garLoopResultBuilder]: For program point L367(lines 367 371) no Hoare annotation was computed. [2021-12-27 21:54:19,237 INFO L858 garLoopResultBuilder]: For program point L367-2(lines 366 383) no Hoare annotation was computed. [2021-12-27 21:54:19,237 INFO L858 garLoopResultBuilder]: For program point L202(lines 202 604) no Hoare annotation was computed. [2021-12-27 21:54:19,237 INFO L858 garLoopResultBuilder]: For program point L169(lines 169 615) no Hoare annotation was computed. [2021-12-27 21:54:19,238 INFO L858 garLoopResultBuilder]: For program point L136(lines 136 626) no Hoare annotation was computed. [2021-12-27 21:54:19,238 INFO L858 garLoopResultBuilder]: For program point L467(lines 467 471) no Hoare annotation was computed. [2021-12-27 21:54:19,238 INFO L858 garLoopResultBuilder]: For program point L335-1(lines 335 344) no Hoare annotation was computed. [2021-12-27 21:54:19,238 INFO L861 garLoopResultBuilder]: At program point L666(lines 108 667) the Hoare annotation is: true [2021-12-27 21:54:19,238 INFO L858 garLoopResultBuilder]: For program point L205(lines 205 603) no Hoare annotation was computed. [2021-12-27 21:54:19,238 INFO L858 garLoopResultBuilder]: For program point L172(lines 172 614) no Hoare annotation was computed. [2021-12-27 21:54:19,238 INFO L858 garLoopResultBuilder]: For program point L139(lines 139 625) no Hoare annotation was computed. [2021-12-27 21:54:19,238 INFO L858 garLoopResultBuilder]: For program point L635(lines 635 663) no Hoare annotation was computed. [2021-12-27 21:54:19,239 INFO L858 garLoopResultBuilder]: For program point L239(lines 239 256) no Hoare annotation was computed. [2021-12-27 21:54:19,239 INFO L854 garLoopResultBuilder]: At program point L206(lines 202 604) the Hoare annotation is: (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse5 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse9 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse10 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse11 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse10 .cse11) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) .cse10 .cse11) (and .cse0 .cse1 .cse2 .cse3 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11))) [2021-12-27 21:54:19,239 INFO L854 garLoopResultBuilder]: At program point L173(lines 169 615) the Hoare annotation is: (let ((.cse13 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse18 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse17 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse16 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse0 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse6 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse12 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse14 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse16 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse14 .cse15) (and .cse17 .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse17 .cse0 .cse1 .cse2 .cse3 .cse18 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse18 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse14 .cse15) (and .cse17 .cse0 .cse1 .cse2 .cse3 .cse4 .cse16 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse14 .cse15))) [2021-12-27 21:54:19,239 INFO L858 garLoopResultBuilder]: For program point L239-2(lines 219 596) no Hoare annotation was computed. [2021-12-27 21:54:19,239 INFO L858 garLoopResultBuilder]: For program point L636(lines 636 660) no Hoare annotation was computed. [2021-12-27 21:54:19,239 INFO L858 garLoopResultBuilder]: For program point L570(lines 570 574) no Hoare annotation was computed. [2021-12-27 21:54:19,240 INFO L858 garLoopResultBuilder]: For program point L537(lines 537 541) no Hoare annotation was computed. [2021-12-27 21:54:19,240 INFO L858 garLoopResultBuilder]: For program point L570-2(lines 570 574) no Hoare annotation was computed. [2021-12-27 21:54:19,240 INFO L858 garLoopResultBuilder]: For program point L537-2(lines 219 596) no Hoare annotation was computed. [2021-12-27 21:54:19,240 INFO L858 garLoopResultBuilder]: For program point L339(lines 339 343) no Hoare annotation was computed. [2021-12-27 21:54:19,240 INFO L858 garLoopResultBuilder]: For program point L670(lines 670 674) no Hoare annotation was computed. [2021-12-27 21:54:19,240 INFO L858 garLoopResultBuilder]: For program point L637(lines 637 646) no Hoare annotation was computed. [2021-12-27 21:54:19,240 INFO L858 garLoopResultBuilder]: For program point L670-2(lines 670 674) no Hoare annotation was computed. [2021-12-27 21:54:19,240 INFO L858 garLoopResultBuilder]: For program point L637-2(lines 636 658) no Hoare annotation was computed. [2021-12-27 21:54:19,241 INFO L858 garLoopResultBuilder]: For program point L472(lines 472 483) no Hoare annotation was computed. [2021-12-27 21:54:19,241 INFO L858 garLoopResultBuilder]: For program point L439(lines 439 443) no Hoare annotation was computed. [2021-12-27 21:54:19,241 INFO L854 garLoopResultBuilder]: At program point L373(lines 356 391) the Hoare annotation is: (let ((.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse17 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse16 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse18 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse7 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse12 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse13 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse14 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse16 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse17 .cse0 .cse1 .cse2 .cse3 .cse7 .cse8 .cse9 .cse10 .cse12 .cse18 .cse14) (and .cse17 .cse0 .cse1 .cse2 .cse3 .cse5 .cse7 .cse8 .cse9 .cse10 .cse12 .cse14) (and .cse17 .cse0 .cse1 .cse2 .cse3 .cse16 .cse7 .cse8 .cse9 .cse10 .cse12 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse18 .cse13 .cse14 .cse15) (and (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15))) [2021-12-27 21:54:19,241 INFO L858 garLoopResultBuilder]: For program point L241(lines 241 246) no Hoare annotation was computed. [2021-12-27 21:54:19,241 INFO L858 garLoopResultBuilder]: For program point L208(lines 208 602) no Hoare annotation was computed. [2021-12-27 21:54:19,241 INFO L858 garLoopResultBuilder]: For program point L175(lines 175 613) no Hoare annotation was computed. [2021-12-27 21:54:19,241 INFO L858 garLoopResultBuilder]: For program point L142(lines 142 624) no Hoare annotation was computed. [2021-12-27 21:54:19,242 INFO L854 garLoopResultBuilder]: At program point L109-2(lines 109 665) the Hoare annotation is: (let ((.cse10 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse6 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse8 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse9 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (.cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse13 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse11 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse14 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse12 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) .cse6 .cse7 .cse8 .cse9) (and .cse10 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448) (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) .cse8) (and .cse4 .cse11) (and (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse10 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse7 .cse8 .cse12 .cse9) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 3) (and .cse10 .cse11) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse13 .cse6 .cse7 .cse8 .cse9) (and .cse13 .cse14 .cse15) (and .cse4 .cse14 .cse15) (and .cse12 .cse11) (and .cse13 .cse11) (and .cse14 .cse12 .cse15))) [2021-12-27 21:54:19,242 INFO L854 garLoopResultBuilder]: At program point L407(lines 398 429) the Hoare annotation is: (let ((.cse6 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse15 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse16 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse17 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (.cse0 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse18 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse7 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse8 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse13 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse14 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse15 .cse16 .cse14 .cse17) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse16 .cse14 .cse17) (and .cse1 .cse2 .cse3 .cse4 .cse18 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse16 .cse14 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse15 .cse14) (and .cse1 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse16 .cse14 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse18 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14))) [2021-12-27 21:54:19,242 INFO L854 garLoopResultBuilder]: At program point L176(lines 175 613) the Hoare annotation is: (let ((.cse6 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse7 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse5 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse2 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse3 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse2 .cse5) (and .cse6 .cse1 .cse2 .cse5) (and .cse6 .cse1 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) .cse2) (and .cse1 .cse2 .cse3 .cse7) (and .cse0 .cse1 .cse2 .cse5) (and .cse1 .cse2 .cse7 .cse5) (and .cse4 .cse1 .cse2 .cse3))) [2021-12-27 21:54:19,242 INFO L854 garLoopResultBuilder]: At program point L143(lines 136 626) the Hoare annotation is: (let ((.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse17 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse16 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse18 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse7 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse12 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse13 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse14 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse16 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse17 .cse0 .cse1 .cse2 .cse3 .cse7 .cse8 .cse9 .cse10 .cse12 .cse18 .cse14) (and .cse17 .cse0 .cse1 .cse2 .cse3 .cse5 .cse7 .cse8 .cse9 .cse10 .cse12 .cse14) (and .cse17 .cse0 .cse1 .cse2 .cse3 .cse16 .cse7 .cse8 .cse9 .cse10 .cse12 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse18 .cse13 .cse14 .cse15) (and (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15))) [2021-12-27 21:54:19,242 INFO L858 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-12-27 21:54:19,243 INFO L858 garLoopResultBuilder]: For program point L639(lines 639 643) no Hoare annotation was computed. [2021-12-27 21:54:19,243 INFO L858 garLoopResultBuilder]: For program point L375(lines 375 379) no Hoare annotation was computed. [2021-12-27 21:54:19,243 INFO L858 garLoopResultBuilder]: For program point L409(lines 409 415) no Hoare annotation was computed. [2021-12-27 21:54:19,243 INFO L858 garLoopResultBuilder]: For program point L211(lines 211 601) no Hoare annotation was computed. [2021-12-27 21:54:19,243 INFO L858 garLoopResultBuilder]: For program point L178(lines 178 612) no Hoare annotation was computed. [2021-12-27 21:54:19,243 INFO L858 garLoopResultBuilder]: For program point L145(lines 145 623) no Hoare annotation was computed. [2021-12-27 21:54:19,243 INFO L858 garLoopResultBuilder]: For program point L112(lines 112 634) no Hoare annotation was computed. [2021-12-27 21:54:19,243 INFO L858 garLoopResultBuilder]: For program point L476(lines 476 480) no Hoare annotation was computed. [2021-12-27 21:54:19,244 INFO L854 garLoopResultBuilder]: At program point L212(lines 208 602) the Hoare annotation is: (let ((.cse0 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse1) (and .cse0 .cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (and .cse0 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse1) (and .cse0 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse1 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))))) [2021-12-27 21:54:19,244 INFO L854 garLoopResultBuilder]: At program point L113(lines 112 634) the Hoare annotation is: (let ((.cse0 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse3 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)))) (or (and .cse0 .cse1 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse2 .cse3) (and .cse0 .cse1 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse2 .cse3) (and .cse0 .cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse2 .cse3) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse3))) [2021-12-27 21:54:19,244 INFO L858 garLoopResultBuilder]: For program point L510(lines 510 514) no Hoare annotation was computed. [2021-12-27 21:54:19,244 INFO L858 garLoopResultBuilder]: For program point L510-2(lines 219 596) no Hoare annotation was computed. [2021-12-27 21:54:19,244 INFO L858 garLoopResultBuilder]: For program point L247(lines 247 252) no Hoare annotation was computed. [2021-12-27 21:54:19,244 INFO L858 garLoopResultBuilder]: For program point L214(lines 214 600) no Hoare annotation was computed. [2021-12-27 21:54:19,244 INFO L858 garLoopResultBuilder]: For program point L181(lines 181 611) no Hoare annotation was computed. [2021-12-27 21:54:19,244 INFO L858 garLoopResultBuilder]: For program point L148(lines 148 622) no Hoare annotation was computed. [2021-12-27 21:54:19,245 INFO L858 garLoopResultBuilder]: For program point L115(lines 115 633) no Hoare annotation was computed. [2021-12-27 21:54:19,245 INFO L854 garLoopResultBuilder]: At program point L215(lines 214 600) the Hoare annotation is: (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) [2021-12-27 21:54:19,245 INFO L854 garLoopResultBuilder]: At program point L182(lines 178 612) the Hoare annotation is: (let ((.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse16 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse17 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse18 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse7 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse12 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse13 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse14 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse16 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse7 .cse8 .cse17 .cse9 .cse10 .cse12 .cse18 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse7 .cse8 .cse17 .cse9 .cse10 .cse12 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse16 .cse7 .cse8 .cse17 .cse9 .cse10 .cse12 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse18 .cse13 .cse14 .cse15) (and (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15))) [2021-12-27 21:54:19,245 INFO L854 garLoopResultBuilder]: At program point L149(lines 145 623) the Hoare annotation is: (let ((.cse15 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse16 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse17 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse0 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse7 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse11 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse18 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse12 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse13 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse14 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and .cse0 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse15 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse16 .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse15 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse17 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse16 .cse0 .cse1 .cse2 .cse3 .cse4 .cse17 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse4 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse18 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse18 .cse12 .cse13 .cse14))) [2021-12-27 21:54:19,245 INFO L858 garLoopResultBuilder]: For program point L83(lines 83 91) no Hoare annotation was computed. [2021-12-27 21:54:19,245 INFO L858 garLoopResultBuilder]: For program point L282(lines 282 286) no Hoare annotation was computed. [2021-12-27 21:54:19,246 INFO L858 garLoopResultBuilder]: For program point L580(lines 580 590) no Hoare annotation was computed. [2021-12-27 21:54:19,246 INFO L858 garLoopResultBuilder]: For program point L580-1(lines 580 590) no Hoare annotation was computed. [2021-12-27 21:54:19,246 INFO L858 garLoopResultBuilder]: For program point L316(lines 316 320) no Hoare annotation was computed. [2021-12-27 21:54:19,246 INFO L858 garLoopResultBuilder]: For program point L316-2(lines 219 596) no Hoare annotation was computed. [2021-12-27 21:54:19,246 INFO L858 garLoopResultBuilder]: For program point L184(lines 184 610) no Hoare annotation was computed. [2021-12-27 21:54:19,246 INFO L858 garLoopResultBuilder]: For program point L151(lines 151 621) no Hoare annotation was computed. [2021-12-27 21:54:19,246 INFO L858 garLoopResultBuilder]: For program point L118(lines 118 632) no Hoare annotation was computed. [2021-12-27 21:54:19,246 INFO L858 garLoopResultBuilder]: For program point L449-1(lines 449 461) no Hoare annotation was computed. [2021-12-27 21:54:19,247 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-27 21:54:19,247 INFO L854 garLoopResultBuilder]: At program point L218(lines 217 599) the Hoare annotation is: (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) [2021-12-27 21:54:19,247 INFO L858 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2021-12-27 21:54:19,247 INFO L858 garLoopResultBuilder]: For program point L86-2(lines 83 91) no Hoare annotation was computed. [2021-12-27 21:54:19,247 INFO L861 garLoopResultBuilder]: At program point L681(lines 74 683) the Hoare annotation is: true [2021-12-27 21:54:19,247 INFO L858 garLoopResultBuilder]: For program point L648(lines 648 654) no Hoare annotation was computed. [2021-12-27 21:54:19,247 INFO L858 garLoopResultBuilder]: For program point L549(lines 549 554) no Hoare annotation was computed. [2021-12-27 21:54:19,248 INFO L854 garLoopResultBuilder]: At program point L417(lines 408 428) the Hoare annotation is: (let ((.cse6 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse15 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse16 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse17 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (.cse0 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse18 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse7 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse8 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse13 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse14 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse15 .cse16 .cse14 .cse17) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse16 .cse14 .cse17) (and .cse1 .cse2 .cse3 .cse4 .cse18 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse16 .cse14 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse15 .cse14) (and .cse1 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse16 .cse14 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse18 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14))) [2021-12-27 21:54:19,248 INFO L858 garLoopResultBuilder]: For program point L351(lines 351 355) no Hoare annotation was computed. [2021-12-27 21:54:19,248 INFO L858 garLoopResultBuilder]: For program point L351-2(lines 219 596) no Hoare annotation was computed. [2021-12-27 21:54:19,248 INFO L861 garLoopResultBuilder]: At program point L682(lines 19 684) the Hoare annotation is: true [2021-12-27 21:54:19,248 INFO L858 garLoopResultBuilder]: For program point L583(lines 583 587) no Hoare annotation was computed. [2021-12-27 21:54:19,248 INFO L858 garLoopResultBuilder]: For program point L187(lines 187 609) no Hoare annotation was computed. [2021-12-27 21:54:19,248 INFO L858 garLoopResultBuilder]: For program point L154(lines 154 620) no Hoare annotation was computed. [2021-12-27 21:54:19,248 INFO L858 garLoopResultBuilder]: For program point L121(lines 121 631) no Hoare annotation was computed. [2021-12-27 21:54:19,249 INFO L858 garLoopResultBuilder]: For program point L452(lines 452 457) no Hoare annotation was computed. [2021-12-27 21:54:19,249 INFO L854 garLoopResultBuilder]: At program point L188(lines 184 610) the Hoare annotation is: (let ((.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse16 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse17 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse18 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse7 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse12 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse13 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse14 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse16 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse7 .cse8 .cse17 .cse9 .cse10 .cse12 .cse18 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse7 .cse8 .cse17 .cse9 .cse10 .cse12 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse16 .cse7 .cse8 .cse17 .cse9 .cse10 .cse12 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse18 .cse13 .cse14 .cse15) (and (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15))) [2021-12-27 21:54:19,249 INFO L854 garLoopResultBuilder]: At program point L155(lines 151 621) the Hoare annotation is: (let ((.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse17 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse16 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse18 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse7 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse12 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse13 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse14 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse16 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse17 .cse0 .cse1 .cse2 .cse3 .cse7 .cse8 .cse9 .cse10 .cse12 .cse18 .cse14) (and .cse17 .cse0 .cse1 .cse2 .cse3 .cse5 .cse7 .cse8 .cse9 .cse10 .cse12 .cse14) (and .cse17 .cse0 .cse1 .cse2 .cse3 .cse16 .cse7 .cse8 .cse9 .cse10 .cse12 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse18 .cse13 .cse14 .cse15) (and (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15))) [2021-12-27 21:54:19,249 INFO L858 garLoopResultBuilder]: For program point L420(lines 420 424) no Hoare annotation was computed. [2021-12-27 21:54:19,249 INFO L854 garLoopResultBuilder]: At program point L222(lines 115 633) the Hoare annotation is: (let ((.cse17 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse18 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse19 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse20 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse10 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse16 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse13 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse0 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse7 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse14 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse15 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse16 .cse0 .cse17 .cse6 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse17 .cse18 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse19 .cse15) (and .cse16 .cse0 .cse20 .cse6 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse17 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse18 .cse5 .cse20 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse19 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse18 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse19 .cse13 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse20 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse14 .cse15) (and .cse16 .cse0 .cse6 .cse13 .cse14) (and .cse0 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse11 .cse12 .cse14 .cse15))) [2021-12-27 21:54:19,250 INFO L858 garLoopResultBuilder]: For program point L520(lines 520 524) no Hoare annotation was computed. [2021-12-27 21:54:19,250 INFO L858 garLoopResultBuilder]: For program point L520-2(lines 520 524) no Hoare annotation was computed. [2021-12-27 21:54:19,250 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-27 21:54:19,250 INFO L858 garLoopResultBuilder]: For program point L190(lines 190 608) no Hoare annotation was computed. [2021-12-27 21:54:19,250 INFO L858 garLoopResultBuilder]: For program point L157(lines 157 619) no Hoare annotation was computed. [2021-12-27 21:54:19,250 INFO L858 garLoopResultBuilder]: For program point L124(lines 124 630) no Hoare annotation was computed. [2021-12-27 21:54:19,250 INFO L858 garLoopResultBuilder]: For program point L488(lines 488 492) no Hoare annotation was computed. [2021-12-27 21:54:19,250 INFO L858 garLoopResultBuilder]: For program point L93(lines 93 101) no Hoare annotation was computed. [2021-12-27 21:54:19,251 INFO L858 garLoopResultBuilder]: For program point L93-1(lines 74 683) no Hoare annotation was computed. [2021-12-27 21:54:19,251 INFO L858 garLoopResultBuilder]: For program point L193(lines 193 607) no Hoare annotation was computed. [2021-12-27 21:54:19,251 INFO L858 garLoopResultBuilder]: For program point L160(lines 160 618) no Hoare annotation was computed. [2021-12-27 21:54:19,251 INFO L858 garLoopResultBuilder]: For program point L127(lines 127 629) no Hoare annotation was computed. [2021-12-27 21:54:19,251 INFO L858 garLoopResultBuilder]: For program point L94(lines 94 98) no Hoare annotation was computed. [2021-12-27 21:54:19,251 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-27 21:54:19,251 INFO L858 garLoopResultBuilder]: For program point L359(lines 359 390) no Hoare annotation was computed. [2021-12-27 21:54:19,251 INFO L858 garLoopResultBuilder]: For program point L326(lines 326 330) no Hoare annotation was computed. [2021-12-27 21:54:19,252 INFO L858 garLoopResultBuilder]: For program point L326-2(lines 326 330) no Hoare annotation was computed. [2021-12-27 21:54:19,252 INFO L858 garLoopResultBuilder]: For program point L227(lines 227 231) no Hoare annotation was computed. [2021-12-27 21:54:19,252 INFO L854 garLoopResultBuilder]: At program point L194(lines 190 608) the Hoare annotation is: (let ((.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse16 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse17 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse18 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse7 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse12 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse13 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse14 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse16 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse7 .cse8 .cse17 .cse9 .cse10 .cse12 .cse18 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse7 .cse8 .cse17 .cse9 .cse10 .cse12 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse16 .cse7 .cse8 .cse17 .cse9 .cse10 .cse12 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse18 .cse13 .cse14 .cse15) (and (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15))) [2021-12-27 21:54:19,252 INFO L854 garLoopResultBuilder]: At program point L161(lines 157 619) the Hoare annotation is: (let ((.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse17 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse16 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse18 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse7 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse12 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse13 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse14 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse16 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse17 .cse0 .cse1 .cse2 .cse3 .cse7 .cse8 .cse9 .cse10 .cse12 .cse18 .cse14) (and .cse17 .cse0 .cse1 .cse2 .cse3 .cse5 .cse7 .cse8 .cse9 .cse10 .cse12 .cse14) (and .cse17 .cse0 .cse1 .cse2 .cse3 .cse16 .cse7 .cse8 .cse9 .cse10 .cse12 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse18 .cse13 .cse14 .cse15) (and (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15))) [2021-12-27 21:54:19,252 INFO L858 garLoopResultBuilder]: For program point L227-2(lines 219 596) no Hoare annotation was computed. [2021-12-27 21:54:19,252 INFO L858 garLoopResultBuilder]: For program point L559(lines 559 563) no Hoare annotation was computed. [2021-12-27 21:54:19,253 INFO L858 garLoopResultBuilder]: For program point L196(lines 196 606) no Hoare annotation was computed. [2021-12-27 21:54:19,253 INFO L858 garLoopResultBuilder]: For program point L163(lines 163 617) no Hoare annotation was computed. [2021-12-27 21:54:19,253 INFO L858 garLoopResultBuilder]: For program point L130(lines 130 628) no Hoare annotation was computed. [2021-12-27 21:54:19,253 INFO L854 garLoopResultBuilder]: At program point L560(lines 74 683) the Hoare annotation is: false [2021-12-27 21:54:19,253 INFO L858 garLoopResultBuilder]: For program point L362(lines 362 389) no Hoare annotation was computed. [2021-12-27 21:54:19,253 INFO L858 garLoopResultBuilder]: For program point L362-1(lines 362 389) no Hoare annotation was computed. [2021-12-27 21:54:19,253 INFO L854 garLoopResultBuilder]: At program point L131(lines 127 629) the Hoare annotation is: (let ((.cse11 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse16 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse17 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse18 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse0 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse15 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse6 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse10 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse12 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse13 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse14 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse15 .cse16 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse17 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse16 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse17 .cse11 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse16 .cse18 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse17 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse18 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse15 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse12 .cse13 .cse14))) [2021-12-27 21:54:19,253 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-27 21:54:19,254 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 677) no Hoare annotation was computed. [2021-12-27 21:54:19,254 INFO L858 garLoopResultBuilder]: For program point L363(lines 363 386) no Hoare annotation was computed. [2021-12-27 21:54:19,254 INFO L858 garLoopResultBuilder]: For program point L264(lines 264 276) no Hoare annotation was computed. [2021-12-27 21:54:19,254 INFO L861 garLoopResultBuilder]: At program point L694(lines 685 696) the Hoare annotation is: true [2021-12-27 21:54:19,254 INFO L858 garLoopResultBuilder]: For program point L265(lines 265 270) no Hoare annotation was computed. [2021-12-27 21:54:19,254 INFO L858 garLoopResultBuilder]: For program point L199(lines 199 605) no Hoare annotation was computed. [2021-12-27 21:54:19,254 INFO L858 garLoopResultBuilder]: For program point L166(lines 166 616) no Hoare annotation was computed. [2021-12-27 21:54:19,255 INFO L858 garLoopResultBuilder]: For program point L133(lines 133 627) no Hoare annotation was computed. [2021-12-27 21:54:19,255 INFO L858 garLoopResultBuilder]: For program point L530(lines 530 535) no Hoare annotation was computed. [2021-12-27 21:54:19,255 INFO L858 garLoopResultBuilder]: For program point L398(lines 398 429) no Hoare annotation was computed. [2021-12-27 21:54:19,255 INFO L858 garLoopResultBuilder]: For program point L299(lines 299 303) no Hoare annotation was computed. [2021-12-27 21:54:19,255 INFO L858 garLoopResultBuilder]: For program point L299-2(lines 219 596) no Hoare annotation was computed. [2021-12-27 21:54:19,255 INFO L854 garLoopResultBuilder]: At program point L200(lines 196 606) the Hoare annotation is: (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse7 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse9 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse10 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse10) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) .cse4 .cse5 .cse7 .cse8 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) .cse9 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) .cse10 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (and .cse0 .cse1 .cse2 .cse3 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10))) [2021-12-27 21:54:19,255 INFO L854 garLoopResultBuilder]: At program point L167(lines 163 617) the Hoare annotation is: (let ((.cse6 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse15 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse16 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse17 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (.cse0 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse18 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse7 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse8 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse13 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse14 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse15 .cse16 .cse14 .cse17) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse16 .cse14 .cse17) (and .cse1 .cse2 .cse3 .cse4 .cse18 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse16 .cse14 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse15 .cse14) (and .cse1 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse16 .cse14 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse18 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14))) [2021-12-27 21:54:19,256 INFO L854 garLoopResultBuilder]: At program point L134(lines 133 627) the Hoare annotation is: (and (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) [2021-12-27 21:54:19,258 INFO L732 BasicCegarLoop]: Path program 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] [2021-12-27 21:54:19,259 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-27 21:54:19,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 09:54:19 BoogieIcfgContainer [2021-12-27 21:54:19,304 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-27 21:54:19,304 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-27 21:54:19,304 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-27 21:54:19,305 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-27 21:54:19,305 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 09:53:52" (3/4) ... [2021-12-27 21:54:19,307 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-27 21:54:19,319 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-27 21:54:19,320 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-27 21:54:19,320 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-27 21:54:19,321 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-27 21:54:19,417 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-27 21:54:19,417 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-27 21:54:19,418 INFO L158 Benchmark]: Toolchain (without parser) took 27995.81ms. Allocated memory was 54.5MB in the beginning and 272.6MB in the end (delta: 218.1MB). Free memory was 32.3MB in the beginning and 171.7MB in the end (delta: -139.4MB). Peak memory consumption was 79.8MB. Max. memory is 16.1GB. [2021-12-27 21:54:19,418 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 54.5MB. Free memory was 36.5MB in the beginning and 36.5MB in the end (delta: 29.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-27 21:54:19,421 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.54ms. Allocated memory is still 54.5MB. Free memory was 32.1MB in the beginning and 34.3MB in the end (delta: -2.1MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2021-12-27 21:54:19,421 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.98ms. Allocated memory is still 54.5MB. Free memory was 34.1MB in the beginning and 31.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-27 21:54:19,426 INFO L158 Benchmark]: Boogie Preprocessor took 39.44ms. Allocated memory is still 54.5MB. Free memory was 31.3MB in the beginning and 29.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-27 21:54:19,429 INFO L158 Benchmark]: RCFGBuilder took 688.14ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 29.2MB in the beginning and 46.6MB in the end (delta: -17.4MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2021-12-27 21:54:19,430 INFO L158 Benchmark]: TraceAbstraction took 26679.60ms. Allocated memory was 69.2MB in the beginning and 272.6MB in the end (delta: 203.4MB). Free memory was 46.3MB in the beginning and 188.5MB in the end (delta: -142.2MB). Peak memory consumption was 175.2MB. Max. memory is 16.1GB. [2021-12-27 21:54:19,430 INFO L158 Benchmark]: Witness Printer took 113.16ms. Allocated memory is still 272.6MB. Free memory was 188.5MB in the beginning and 171.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-27 21:54:19,432 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 54.5MB. Free memory was 36.5MB in the beginning and 36.5MB in the end (delta: 29.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 414.54ms. Allocated memory is still 54.5MB. Free memory was 32.1MB in the beginning and 34.3MB in the end (delta: -2.1MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.98ms. Allocated memory is still 54.5MB. Free memory was 34.1MB in the beginning and 31.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.44ms. Allocated memory is still 54.5MB. Free memory was 31.3MB in the beginning and 29.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 688.14ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 29.2MB in the beginning and 46.6MB in the end (delta: -17.4MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * TraceAbstraction took 26679.60ms. Allocated memory was 69.2MB in the beginning and 272.6MB in the end (delta: 203.4MB). Free memory was 46.3MB in the beginning and 188.5MB in the end (delta: -142.2MB). Peak memory consumption was 175.2MB. Max. memory is 16.1GB. * Witness Printer took 113.16ms. Allocated memory is still 272.6MB. Free memory was 188.5MB in the beginning and 171.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. 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: 677]: 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: 26.6s, OverallIterations: 32, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 5.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3852 SdHoareTripleChecker+Valid, 3.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3852 mSDsluCounter, 8860 SdHoareTripleChecker+Invalid, 2.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3024 mSDsCounter, 982 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3638 IncrementalHoareTripleChecker+Invalid, 4620 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 982 mSolverCounterUnsat, 5836 mSDtfsCounter, 3638 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3308 GetRequests, 3261 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3678occurred in iteration=24, InterpolantAutomatonStates: 106, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 32 MinimizatonAttempts, 1714 StatesRemovedByMinimization, 24 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 439 NumberOfFragments, 6881 HoareAnnotationTreeSize, 29 FomulaSimplifications, 21931 FormulaSimplificationTreeSizeReduction, 2.8s HoareSimplificationTime, 29 FomulaSimplificationsInter, 44965 FormulaSimplificationTreeSizeReductionInter, 8.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 7545 NumberOfCodeBlocks, 7545 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 8477 ConstructedInterpolants, 0 QuantifiedInterpolants, 11758 SizeOfPredicates, 2 NumberOfNonLiveVariables, 3737 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 36 InterpolantComputations, 30 PerfectInterpolantSequences, 31029/31185 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: 196]: Loop Invariant Derived loop invariant: (((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && !(8496 == s__state)) && s__state < 8656) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(8496 == s__state)) && s__state < 8656) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state))) || ((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && !(8496 == s__state)) && s__state < 8656) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state)) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: ((((8672 <= s__state && blastFlag == 1) && !(12292 == s__state)) || ((8672 <= s__state && !(12292 == s__state)) && blastFlag == 0)) || ((8672 <= s__state && 3 == blastFlag) && !(12292 == s__state))) || (((8672 <= s__state && 2 == blastFlag) && !(12292 == s__state)) && !(0 == s__hit)) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: (((((((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(8560 == s__state)) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state))) || (((((((((((((((!(8673 == s__state) && 3 == blastFlag) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(8560 == s__state)) - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((((((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8656)) && 8448 <= s__state) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) || ((((((((((((((!(8673 == s__state) && 3 == blastFlag) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && 2 == blastFlag) && s__state < 8576) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8656)) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state))) || (((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && s__state < 8576) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8656)) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 0) && !(8560 == s__state))) || (((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && s__state < 8576) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8656)) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state))) || ((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: ((((((8672 <= s__state && !(8673 == s__state)) && 3 == blastFlag) && !(s__state == 8672)) && !(0 == s__hit)) || ((((8672 <= s__state && !(8673 == s__state)) && 2 == blastFlag) && !(s__state == 8672)) && !(0 == s__hit))) || ((((8672 <= s__state && !(8673 == s__state)) && blastFlag == 1) && !(s__state == 8672)) && !(0 == s__hit))) || ((((8672 <= s__state && !(8673 == s__state)) && !(s__state == 8672)) && blastFlag == 0) && !(0 == s__hit)) - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: (((((((((blastFlag == 1 && s__state <= 8448) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) || (((2 == blastFlag && s__state <= 8448) && 8448 <= s__state) && !(0 == s__hit))) || (((3 == blastFlag && s__state <= 8448) && 8448 <= s__state) && !(0 == s__hit))) || (((3 == blastFlag && s__state <= 8448) && 3 == s__s3__tmp__next_state___0) && 8448 <= s__state)) || (((s__state <= 8448 && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 0)) || (((blastFlag == 1 && s__state <= 8448) && 8448 <= s__state) && !(0 == s__hit))) || (((s__state <= 8448 && 8448 <= s__state) && blastFlag == 0) && !(0 == s__hit))) || (((2 == blastFlag && s__state <= 8448) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (((((((((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && s__state <= 8672) || (((3 == blastFlag && s__state <= 8448) && 3 == s__s3__tmp__next_state___0) && 8448 <= s__state)) || (2 == blastFlag && !(0 == s__hit))) || ((8672 <= s__state && 3 == blastFlag) && s__state <= 8672)) || ((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(8497 == s__state)) && !(8496 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && blastFlag == 0) && s__state <= 8672)) || s__state <= 3) || (3 == blastFlag && !(0 == s__hit))) || (((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(8497 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && s__state <= 8672)) || ((blastFlag == 1 && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || ((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || (blastFlag == 0 && !(0 == s__hit))) || (blastFlag == 1 && !(0 == s__hit))) || ((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 0) && s__state <= 8576) - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) || (((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((!(8576 <= s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state))) || (((((((((((!(8576 <= s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((!(8576 <= s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((((((3 == blastFlag && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: (((((((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(8560 == s__state)) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state))) || (((((((((((((((!(8673 == s__state) && 3 == blastFlag) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(8560 == s__state)) - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) || (((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((!(8576 <= s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state))) || (((((((((((!(8576 <= s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((!(8576 <= s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((((((3 == blastFlag && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) || (((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && !(8496 == s__state)) && s__state < 8656) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state))) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(8496 == s__state)) && s__state < 8656) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && !(8496 == s__state)) && s__state < 8656) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((((((3 == blastFlag && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) || ((((8672 <= s__state && !(8673 == s__state)) && 2 == blastFlag) && !(s__state == 8672)) && !(0 == s__hit))) || ((((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && s__state < 8576) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state))) || ((((8672 <= s__state && !(8673 == s__state)) && blastFlag == 1) && !(s__state == 8672)) && !(0 == s__hit))) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && !(0 == s__hit)) && !(8560 == s__state))) || ((((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && s__state < 8576) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state))) || ((((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && s__state < 8576) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 0) && !(8560 == s__state))) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && !(0 == s__hit)) && !(8560 == s__state))) || ((((8672 <= s__state && !(8673 == s__state)) && !(s__state == 8672)) && blastFlag == 0) && !(0 == s__hit))) || ((((((((((((((!(8673 == s__state) && 3 == blastFlag) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && !(0 == s__hit)) && !(8560 == s__state)) - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) || (((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((!(8576 <= s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state))) || (((((((((((!(8576 <= s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((!(8576 <= s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((((((3 == blastFlag && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: ((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(8560 == s__state)) && s__state <= 8672 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: (((((((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(8560 == s__state)) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state))) || (((((((((((((((!(8673 == s__state) && 3 == blastFlag) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(8560 == s__state)) - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && blastFlag == 0) && !(0 == s__hit)) && s__state <= 8672) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && s__state <= 8672)) || ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && blastFlag == 0)) || ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state)) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && s__state <= 8672)) || ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state)) || (((((((((((((((!(8673 == s__state) && 3 == blastFlag) && !(8448 == s__state)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && s__state <= 8672) - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(8673 == s__state) && 3 == blastFlag) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && s__state < 8576) && !(s__state == 8657)) && !(s__state == 8672)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 0) && !(8560 == s__state))) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (((((((((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && s__state <= 8672) || (((3 == blastFlag && s__state <= 8448) && 3 == s__s3__tmp__next_state___0) && 8448 <= s__state)) || (2 == blastFlag && !(0 == s__hit))) || ((8672 <= s__state && 3 == blastFlag) && s__state <= 8672)) || ((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(8497 == s__state)) && !(8496 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && blastFlag == 0) && s__state <= 8672)) || s__state <= 3) || (3 == blastFlag && !(0 == s__hit))) || (((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(8497 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && s__state <= 8672)) || ((blastFlag == 1 && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || ((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || (blastFlag == 0 && !(0 == s__hit))) || (blastFlag == 1 && !(0 == s__hit))) || ((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 0) && s__state <= 8576) - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) || (((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && !(8496 == s__state)) && s__state < 8656) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state))) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(8496 == s__state)) && s__state < 8656) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && !(8496 == s__state)) && s__state < 8656) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((((((3 == blastFlag && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) || (((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((!(8576 <= s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state))) || (((((((((((!(8576 <= s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((!(8576 <= s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((((((3 == blastFlag && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) || (((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && !(8496 == s__state)) && s__state < 8656) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state))) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(8496 == s__state)) && s__state < 8656) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && !(8496 == s__state)) && s__state < 8656) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((((((3 == blastFlag && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: ((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) && s__state <= 8672) || ((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((((3 == blastFlag && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state)) && s__state <= 8672) RESULT: Ultimate proved your program to be correct! [2021-12-27 21:54:19,501 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE