./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 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/openssl-simplified/s3_srvr_1.cil-2.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 01b0b8134efbdf074cddaa1833662276f2c77ab674782f72d5e58899909f6aa6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 10:19:51,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 10:19:51,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 10:19:51,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 10:19:51,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 10:19:51,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 10:19:51,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 10:19:51,951 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 10:19:51,953 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 10:19:51,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 10:19:51,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 10:19:51,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 10:19:51,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 10:19:51,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 10:19:51,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 10:19:51,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 10:19:51,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 10:19:51,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 10:19:51,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 10:19:51,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 10:19:51,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 10:19:51,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 10:19:51,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 10:19:51,979 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 10:19:51,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 10:19:51,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 10:19:51,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 10:19:51,987 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 10:19:51,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 10:19:51,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 10:19:51,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 10:19:51,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 10:19:51,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 10:19:51,992 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 10:19:51,993 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 10:19:51,993 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 10:19:51,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 10:19:51,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 10:19:51,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 10:19:51,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 10:19:51,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 10:19:51,997 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-21 10:19:52,031 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 10:19:52,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 10:19:52,032 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 10:19:52,032 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 10:19:52,033 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 10:19:52,033 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 10:19:52,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 10:19:52,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 10:19:52,034 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 10:19:52,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 10:19:52,035 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-21 10:19:52,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 10:19:52,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-21 10:19:52,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 10:19:52,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 10:19:52,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 10:19:52,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 10:19:52,037 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-21 10:19:52,037 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 10:19:52,037 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 10:19:52,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 10:19:52,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 10:19:52,038 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 10:19:52,038 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 10:19:52,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 10:19:52,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 10:19:52,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 10:19:52,039 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 10:19:52,039 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 10:19:52,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 10:19:52,040 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 10:19:52,040 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 10:19:52,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 10:19:52,040 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 10:19:52,041 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01b0b8134efbdf074cddaa1833662276f2c77ab674782f72d5e58899909f6aa6 [2021-12-21 10:19:52,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 10:19:52,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 10:19:52,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 10:19:52,316 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 10:19:52,316 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 10:19:52,317 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c [2021-12-21 10:19:52,372 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52fef3525/25af5737f45745fd9bd7418fecdceb1e/FLAG0e6857336 [2021-12-21 10:19:52,807 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 10:19:52,810 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c [2021-12-21 10:19:52,826 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52fef3525/25af5737f45745fd9bd7418fecdceb1e/FLAG0e6857336 [2021-12-21 10:19:53,188 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52fef3525/25af5737f45745fd9bd7418fecdceb1e [2021-12-21 10:19:53,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 10:19:53,191 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 10:19:53,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 10:19:53,195 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 10:19:53,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 10:19:53,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 10:19:53" (1/1) ... [2021-12-21 10:19:53,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e65a5fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:19:53, skipping insertion in model container [2021-12-21 10:19:53,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 10:19:53" (1/1) ... [2021-12-21 10:19:53,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 10:19:53,249 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 10:19:53,519 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/openssl-simplified/s3_srvr_1.cil-2.c[43387,43400] [2021-12-21 10:19:53,529 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 10:19:53,536 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 10:19:53,590 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/openssl-simplified/s3_srvr_1.cil-2.c[43387,43400] [2021-12-21 10:19:53,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 10:19:53,601 INFO L208 MainTranslator]: Completed translation [2021-12-21 10:19:53,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:19:53 WrapperNode [2021-12-21 10:19:53,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 10:19:53,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 10:19:53,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 10:19:53,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 10:19:53,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:19:53" (1/1) ... [2021-12-21 10:19:53,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:19:53" (1/1) ... [2021-12-21 10:19:53,640 INFO L137 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 549 [2021-12-21 10:19:53,640 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 10:19:53,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 10:19:53,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 10:19:53,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 10:19:53,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:19:53" (1/1) ... [2021-12-21 10:19:53,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:19:53" (1/1) ... [2021-12-21 10:19:53,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:19:53" (1/1) ... [2021-12-21 10:19:53,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:19:53" (1/1) ... [2021-12-21 10:19:53,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:19:53" (1/1) ... [2021-12-21 10:19:53,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:19:53" (1/1) ... [2021-12-21 10:19:53,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:19:53" (1/1) ... [2021-12-21 10:19:53,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 10:19:53,668 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 10:19:53,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 10:19:53,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 10:19:53,670 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:19:53" (1/1) ... [2021-12-21 10:19:53,675 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 10:19:53,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 10:19:53,695 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) [2021-12-21 10:19:53,700 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 [2021-12-21 10:19:53,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 10:19:53,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 10:19:53,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 10:19:53,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 10:19:53,863 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 10:19:53,881 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 10:19:53,902 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-21 10:19:54,355 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-12-21 10:19:54,356 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-12-21 10:19:54,357 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 10:19:54,362 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 10:19:54,362 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-21 10:19:54,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:19:54 BoogieIcfgContainer [2021-12-21 10:19:54,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 10:19:54,366 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 10:19:54,366 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 10:19:54,368 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 10:19:54,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 10:19:53" (1/3) ... [2021-12-21 10:19:54,369 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7f00bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 10:19:54, skipping insertion in model container [2021-12-21 10:19:54,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:19:53" (2/3) ... [2021-12-21 10:19:54,370 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7f00bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 10:19:54, skipping insertion in model container [2021-12-21 10:19:54,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:19:54" (3/3) ... [2021-12-21 10:19:54,371 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_1.cil-2.c [2021-12-21 10:19:54,375 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 10:19:54,375 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 10:19:54,419 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 10:19:54,423 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 [2021-12-21 10:19:54,424 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 10:19:54,443 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 142 states have (on average 1.7112676056338028) internal successors, (243), 143 states have internal predecessors, (243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:54,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-12-21 10:19:54,452 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:54,453 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] [2021-12-21 10:19:54,453 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:54,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:54,457 INFO L85 PathProgramCache]: Analyzing trace with hash -947483280, now seen corresponding path program 1 times [2021-12-21 10:19:54,462 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:54,462 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876101955] [2021-12-21 10:19:54,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:54,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:54,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 10:19:54,690 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:54,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876101955] [2021-12-21 10:19:54,691 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876101955] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:54,692 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:54,692 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:54,693 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756648505] [2021-12-21 10:19:54,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:54,698 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:54,698 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:54,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:54,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:54,729 INFO L87 Difference]: Start difference. First operand has 144 states, 142 states have (on average 1.7112676056338028) internal successors, (243), 143 states have internal predecessors, (243), 0 states have call successors, (0), 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 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) [2021-12-21 10:19:54,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:54,972 INFO L93 Difference]: Finished difference Result 334 states and 571 transitions. [2021-12-21 10:19:54,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:54,985 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 [2021-12-21 10:19:54,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:54,993 INFO L225 Difference]: With dead ends: 334 [2021-12-21 10:19:54,993 INFO L226 Difference]: Without dead ends: 178 [2021-12-21 10:19:54,996 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 [2021-12-21 10:19:54,998 INFO L933 BasicCegarLoop]: 165 mSDtfsCounter, 172 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:55,002 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [172 Valid, 194 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-21 10:19:55,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2021-12-21 10:19:55,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 172. [2021-12-21 10:19:55,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 171 states have (on average 1.6257309941520468) internal successors, (278), 171 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:55,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 278 transitions. [2021-12-21 10:19:55,069 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 278 transitions. Word has length 45 [2021-12-21 10:19:55,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:55,070 INFO L470 AbstractCegarLoop]: Abstraction has 172 states and 278 transitions. [2021-12-21 10:19:55,070 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) [2021-12-21 10:19:55,070 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 278 transitions. [2021-12-21 10:19:55,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-12-21 10:19:55,072 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:55,072 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, 1] [2021-12-21 10:19:55,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 10:19:55,073 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:55,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:55,074 INFO L85 PathProgramCache]: Analyzing trace with hash 472840014, now seen corresponding path program 1 times [2021-12-21 10:19:55,074 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:55,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66929827] [2021-12-21 10:19:55,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:55,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:55,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:55,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 10:19:55,138 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:55,138 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66929827] [2021-12-21 10:19:55,138 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66929827] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:55,139 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:55,139 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:55,139 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058882686] [2021-12-21 10:19:55,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:55,141 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:55,141 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:55,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:55,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:55,155 INFO L87 Difference]: Start difference. First operand 172 states and 278 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:55,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:55,339 INFO L93 Difference]: Finished difference Result 385 states and 632 transitions. [2021-12-21 10:19:55,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:55,340 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 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 46 [2021-12-21 10:19:55,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:55,349 INFO L225 Difference]: With dead ends: 385 [2021-12-21 10:19:55,349 INFO L226 Difference]: Without dead ends: 219 [2021-12-21 10:19:55,352 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 [2021-12-21 10:19:55,354 INFO L933 BasicCegarLoop]: 129 mSDtfsCounter, 132 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:55,355 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [132 Valid, 147 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-21 10:19:55,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2021-12-21 10:19:55,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 213. [2021-12-21 10:19:55,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 212 states have (on average 1.6745283018867925) internal successors, (355), 212 states have internal predecessors, (355), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:55,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 355 transitions. [2021-12-21 10:19:55,373 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 355 transitions. Word has length 46 [2021-12-21 10:19:55,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:55,374 INFO L470 AbstractCegarLoop]: Abstraction has 213 states and 355 transitions. [2021-12-21 10:19:55,374 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:55,377 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 355 transitions. [2021-12-21 10:19:55,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-12-21 10:19:55,379 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:55,379 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, 1, 1] [2021-12-21 10:19:55,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-21 10:19:55,380 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:55,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:55,381 INFO L85 PathProgramCache]: Analyzing trace with hash -1882217598, now seen corresponding path program 1 times [2021-12-21 10:19:55,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:55,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534514622] [2021-12-21 10:19:55,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:55,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:55,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:55,430 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 10:19:55,431 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:55,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534514622] [2021-12-21 10:19:55,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534514622] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:55,431 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:55,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:55,432 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948550752] [2021-12-21 10:19:55,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:55,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:55,433 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:55,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:55,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:55,434 INFO L87 Difference]: Start difference. First operand 213 states and 355 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) [2021-12-21 10:19:55,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:55,552 INFO L93 Difference]: Finished difference Result 449 states and 756 transitions. [2021-12-21 10:19:55,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:55,552 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 74 [2021-12-21 10:19:55,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:55,555 INFO L225 Difference]: With dead ends: 449 [2021-12-21 10:19:55,555 INFO L226 Difference]: Without dead ends: 244 [2021-12-21 10:19:55,556 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 [2021-12-21 10:19:55,558 INFO L933 BasicCegarLoop]: 140 mSDtfsCounter, 138 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 159 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:55,558 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [138 Valid, 159 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:19:55,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2021-12-21 10:19:55,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 244. [2021-12-21 10:19:55,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.691358024691358) internal successors, (411), 243 states have internal predecessors, (411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:55,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 411 transitions. [2021-12-21 10:19:55,587 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 411 transitions. Word has length 74 [2021-12-21 10:19:55,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:55,589 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 411 transitions. [2021-12-21 10:19:55,590 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) [2021-12-21 10:19:55,590 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 411 transitions. [2021-12-21 10:19:55,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-12-21 10:19:55,596 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:55,597 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, 1] [2021-12-21 10:19:55,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-21 10:19:55,597 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:55,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:55,598 INFO L85 PathProgramCache]: Analyzing trace with hash 273082035, now seen corresponding path program 1 times [2021-12-21 10:19:55,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:55,598 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824115295] [2021-12-21 10:19:55,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:55,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:55,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:55,647 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 10:19:55,648 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:55,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824115295] [2021-12-21 10:19:55,648 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824115295] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:55,648 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:55,648 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:55,649 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458430588] [2021-12-21 10:19:55,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:55,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:55,649 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:55,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:55,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:55,650 INFO L87 Difference]: Start difference. First operand 244 states and 411 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) [2021-12-21 10:19:55,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:55,790 INFO L93 Difference]: Finished difference Result 526 states and 892 transitions. [2021-12-21 10:19:55,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:55,791 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 [2021-12-21 10:19:55,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:55,793 INFO L225 Difference]: With dead ends: 526 [2021-12-21 10:19:55,793 INFO L226 Difference]: Without dead ends: 290 [2021-12-21 10:19:55,794 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 [2021-12-21 10:19:55,795 INFO L933 BasicCegarLoop]: 129 mSDtfsCounter, 136 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:55,796 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 147 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:19:55,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2021-12-21 10:19:55,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 286. [2021-12-21 10:19:55,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 1.7052631578947368) internal successors, (486), 285 states have internal predecessors, (486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:55,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 486 transitions. [2021-12-21 10:19:55,823 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 486 transitions. Word has length 85 [2021-12-21 10:19:55,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:55,823 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 486 transitions. [2021-12-21 10:19:55,823 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) [2021-12-21 10:19:55,823 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 486 transitions. [2021-12-21 10:19:55,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-12-21 10:19:55,824 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:55,825 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, 1, 1] [2021-12-21 10:19:55,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-21 10:19:55,825 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:55,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:55,828 INFO L85 PathProgramCache]: Analyzing trace with hash -189215496, now seen corresponding path program 1 times [2021-12-21 10:19:55,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:55,828 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783267500] [2021-12-21 10:19:55,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:55,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:55,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:55,896 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-21 10:19:55,897 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:55,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783267500] [2021-12-21 10:19:55,897 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783267500] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:55,897 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:55,897 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:55,898 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448844283] [2021-12-21 10:19:55,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:55,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:55,898 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:55,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:55,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:55,899 INFO L87 Difference]: Start difference. First operand 286 states and 486 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:55,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:55,996 INFO L93 Difference]: Finished difference Result 581 states and 988 transitions. [2021-12-21 10:19:55,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:55,996 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 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 86 [2021-12-21 10:19:55,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:55,998 INFO L225 Difference]: With dead ends: 581 [2021-12-21 10:19:55,998 INFO L226 Difference]: Without dead ends: 303 [2021-12-21 10:19:55,999 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 [2021-12-21 10:19:55,999 INFO L933 BasicCegarLoop]: 128 mSDtfsCounter, 161 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:56,000 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [161 Valid, 141 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:19:56,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2021-12-21 10:19:56,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 301. [2021-12-21 10:19:56,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 300 states have (on average 1.6933333333333334) internal successors, (508), 300 states have internal predecessors, (508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:56,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 508 transitions. [2021-12-21 10:19:56,009 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 508 transitions. Word has length 86 [2021-12-21 10:19:56,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:56,009 INFO L470 AbstractCegarLoop]: Abstraction has 301 states and 508 transitions. [2021-12-21 10:19:56,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:56,009 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 508 transitions. [2021-12-21 10:19:56,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-12-21 10:19:56,010 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:56,011 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, 1] [2021-12-21 10:19:56,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-21 10:19:56,011 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:56,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:56,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1661072911, now seen corresponding path program 1 times [2021-12-21 10:19:56,012 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:56,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904331731] [2021-12-21 10:19:56,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:56,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:56,070 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 10:19:56,070 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:56,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904331731] [2021-12-21 10:19:56,071 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904331731] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:56,071 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:56,071 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:56,071 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081369683] [2021-12-21 10:19:56,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:56,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:56,072 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:56,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:56,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:56,073 INFO L87 Difference]: Start difference. First operand 301 states and 508 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:56,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:56,189 INFO L93 Difference]: Finished difference Result 598 states and 1009 transitions. [2021-12-21 10:19:56,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:56,190 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 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 86 [2021-12-21 10:19:56,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:56,192 INFO L225 Difference]: With dead ends: 598 [2021-12-21 10:19:56,192 INFO L226 Difference]: Without dead ends: 303 [2021-12-21 10:19:56,192 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 [2021-12-21 10:19:56,193 INFO L933 BasicCegarLoop]: 129 mSDtfsCounter, 134 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 145 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 [2021-12-21 10:19:56,193 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 145 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:19:56,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2021-12-21 10:19:56,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 299. [2021-12-21 10:19:56,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 298 states have (on average 1.6879194630872483) internal successors, (503), 298 states have internal predecessors, (503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:56,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 503 transitions. [2021-12-21 10:19:56,202 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 503 transitions. Word has length 86 [2021-12-21 10:19:56,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:56,202 INFO L470 AbstractCegarLoop]: Abstraction has 299 states and 503 transitions. [2021-12-21 10:19:56,202 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:56,202 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 503 transitions. [2021-12-21 10:19:56,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-12-21 10:19:56,203 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:56,204 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, 1, 1] [2021-12-21 10:19:56,204 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-21 10:19:56,204 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:56,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:56,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1734029471, now seen corresponding path program 1 times [2021-12-21 10:19:56,205 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:56,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589739282] [2021-12-21 10:19:56,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:56,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:56,232 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-21 10:19:56,233 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:56,233 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589739282] [2021-12-21 10:19:56,233 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589739282] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:56,233 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:56,233 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:56,233 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113228071] [2021-12-21 10:19:56,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:56,234 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:56,234 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:56,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:56,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:56,235 INFO L87 Difference]: Start difference. First operand 299 states and 503 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) [2021-12-21 10:19:56,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:56,316 INFO L93 Difference]: Finished difference Result 592 states and 996 transitions. [2021-12-21 10:19:56,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:56,317 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 87 [2021-12-21 10:19:56,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:56,318 INFO L225 Difference]: With dead ends: 592 [2021-12-21 10:19:56,318 INFO L226 Difference]: Without dead ends: 301 [2021-12-21 10:19:56,319 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 [2021-12-21 10:19:56,319 INFO L933 BasicCegarLoop]: 128 mSDtfsCounter, 160 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:56,320 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [160 Valid, 141 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:19:56,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2021-12-21 10:19:56,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 299. [2021-12-21 10:19:56,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 298 states have (on average 1.674496644295302) internal successors, (499), 298 states have internal predecessors, (499), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:56,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 499 transitions. [2021-12-21 10:19:56,328 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 499 transitions. Word has length 87 [2021-12-21 10:19:56,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:56,328 INFO L470 AbstractCegarLoop]: Abstraction has 299 states and 499 transitions. [2021-12-21 10:19:56,328 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) [2021-12-21 10:19:56,328 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 499 transitions. [2021-12-21 10:19:56,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-12-21 10:19:56,329 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:56,329 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, 1, 1, 1, 1] [2021-12-21 10:19:56,330 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-21 10:19:56,330 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:56,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:56,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1834464481, now seen corresponding path program 1 times [2021-12-21 10:19:56,331 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:56,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725082558] [2021-12-21 10:19:56,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:56,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:56,358 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-12-21 10:19:56,359 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:56,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725082558] [2021-12-21 10:19:56,359 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725082558] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:56,359 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:56,359 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:56,359 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999238655] [2021-12-21 10:19:56,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:56,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:56,360 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:56,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:56,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:56,361 INFO L87 Difference]: Start difference. First operand 299 states and 499 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:56,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:56,435 INFO L93 Difference]: Finished difference Result 599 states and 998 transitions. [2021-12-21 10:19:56,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:56,435 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 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 [2021-12-21 10:19:56,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:56,437 INFO L225 Difference]: With dead ends: 599 [2021-12-21 10:19:56,437 INFO L226 Difference]: Without dead ends: 308 [2021-12-21 10:19:56,437 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 [2021-12-21 10:19:56,438 INFO L933 BasicCegarLoop]: 129 mSDtfsCounter, 165 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:56,438 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [165 Valid, 152 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:19:56,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2021-12-21 10:19:56,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 308. [2021-12-21 10:19:56,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 308 states, 307 states have (on average 1.6449511400651466) internal successors, (505), 307 states have internal predecessors, (505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:56,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 505 transitions. [2021-12-21 10:19:56,446 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 505 transitions. Word has length 100 [2021-12-21 10:19:56,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:56,447 INFO L470 AbstractCegarLoop]: Abstraction has 308 states and 505 transitions. [2021-12-21 10:19:56,447 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:56,447 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 505 transitions. [2021-12-21 10:19:56,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-12-21 10:19:56,448 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:56,448 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, 1, 1] [2021-12-21 10:19:56,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-21 10:19:56,449 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:56,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:56,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1347542277, now seen corresponding path program 1 times [2021-12-21 10:19:56,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:56,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544017893] [2021-12-21 10:19:56,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:56,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:56,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:56,477 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-21 10:19:56,477 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:56,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544017893] [2021-12-21 10:19:56,477 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544017893] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:56,477 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:56,478 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:56,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882727610] [2021-12-21 10:19:56,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:56,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:56,478 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:56,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:56,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:56,479 INFO L87 Difference]: Start difference. First operand 308 states and 505 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) [2021-12-21 10:19:56,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:56,590 INFO L93 Difference]: Finished difference Result 639 states and 1051 transitions. [2021-12-21 10:19:56,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:56,593 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 [2021-12-21 10:19:56,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:56,595 INFO L225 Difference]: With dead ends: 639 [2021-12-21 10:19:56,595 INFO L226 Difference]: Without dead ends: 339 [2021-12-21 10:19:56,596 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 [2021-12-21 10:19:56,598 INFO L933 BasicCegarLoop]: 131 mSDtfsCounter, 144 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:56,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [144 Valid, 144 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:19:56,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-12-21 10:19:56,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 337. [2021-12-21 10:19:56,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 336 states have (on average 1.6428571428571428) internal successors, (552), 336 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:56,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 552 transitions. [2021-12-21 10:19:56,607 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 552 transitions. Word has length 100 [2021-12-21 10:19:56,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:56,607 INFO L470 AbstractCegarLoop]: Abstraction has 337 states and 552 transitions. [2021-12-21 10:19:56,608 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) [2021-12-21 10:19:56,608 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 552 transitions. [2021-12-21 10:19:56,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-12-21 10:19:56,620 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:56,620 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, 1, 1] [2021-12-21 10:19:56,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-21 10:19:56,621 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:56,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:56,622 INFO L85 PathProgramCache]: Analyzing trace with hash -218926398, now seen corresponding path program 1 times [2021-12-21 10:19:56,622 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:56,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842355005] [2021-12-21 10:19:56,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:56,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:56,677 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-21 10:19:56,677 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:56,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842355005] [2021-12-21 10:19:56,678 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842355005] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:56,678 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:56,678 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:56,678 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453644779] [2021-12-21 10:19:56,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:56,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:56,679 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:56,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:56,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:56,679 INFO L87 Difference]: Start difference. First operand 337 states and 552 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:56,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:56,779 INFO L93 Difference]: Finished difference Result 668 states and 1094 transitions. [2021-12-21 10:19:56,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:56,780 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 101 [2021-12-21 10:19:56,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:56,782 INFO L225 Difference]: With dead ends: 668 [2021-12-21 10:19:56,782 INFO L226 Difference]: Without dead ends: 339 [2021-12-21 10:19:56,782 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 [2021-12-21 10:19:56,783 INFO L933 BasicCegarLoop]: 131 mSDtfsCounter, 143 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:56,784 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [143 Valid, 144 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:19:56,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-12-21 10:19:56,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 337. [2021-12-21 10:19:56,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 336 states have (on average 1.630952380952381) internal successors, (548), 336 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:56,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 548 transitions. [2021-12-21 10:19:56,793 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 548 transitions. Word has length 101 [2021-12-21 10:19:56,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:56,794 INFO L470 AbstractCegarLoop]: Abstraction has 337 states and 548 transitions. [2021-12-21 10:19:56,794 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:56,794 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 548 transitions. [2021-12-21 10:19:56,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-12-21 10:19:56,796 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:56,796 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, 1, 1, 1] [2021-12-21 10:19:56,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-21 10:19:56,796 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:56,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:56,797 INFO L85 PathProgramCache]: Analyzing trace with hash 253103787, now seen corresponding path program 1 times [2021-12-21 10:19:56,797 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:56,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967309526] [2021-12-21 10:19:56,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:56,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:56,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:56,841 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-21 10:19:56,841 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:56,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967309526] [2021-12-21 10:19:56,841 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967309526] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:56,842 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:56,842 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:56,842 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33808880] [2021-12-21 10:19:56,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:56,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:56,842 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:56,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:56,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:56,843 INFO L87 Difference]: Start difference. First operand 337 states and 548 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:56,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:56,941 INFO L93 Difference]: Finished difference Result 701 states and 1144 transitions. [2021-12-21 10:19:56,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:56,942 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 102 [2021-12-21 10:19:56,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:56,944 INFO L225 Difference]: With dead ends: 701 [2021-12-21 10:19:56,944 INFO L226 Difference]: Without dead ends: 372 [2021-12-21 10:19:56,944 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 [2021-12-21 10:19:56,945 INFO L933 BasicCegarLoop]: 131 mSDtfsCounter, 146 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:56,945 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [146 Valid, 152 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:19:56,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-12-21 10:19:56,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 364. [2021-12-21 10:19:56,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 363 states have (on average 1.6253443526170799) internal successors, (590), 363 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:56,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 590 transitions. [2021-12-21 10:19:56,955 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 590 transitions. Word has length 102 [2021-12-21 10:19:56,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:56,956 INFO L470 AbstractCegarLoop]: Abstraction has 364 states and 590 transitions. [2021-12-21 10:19:56,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:56,957 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 590 transitions. [2021-12-21 10:19:56,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-12-21 10:19:56,958 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:56,958 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, 1, 1, 1] [2021-12-21 10:19:56,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-21 10:19:56,959 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:56,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:56,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1231802386, now seen corresponding path program 1 times [2021-12-21 10:19:56,959 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:56,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304899046] [2021-12-21 10:19:56,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:56,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:56,996 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-21 10:19:56,996 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:56,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304899046] [2021-12-21 10:19:56,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304899046] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:56,997 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:56,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:56,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443601386] [2021-12-21 10:19:56,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:56,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:56,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:56,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:56,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:56,998 INFO L87 Difference]: Start difference. First operand 364 states and 590 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:57,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:57,100 INFO L93 Difference]: Finished difference Result 728 states and 1181 transitions. [2021-12-21 10:19:57,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:57,100 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-12-21 10:19:57,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:57,102 INFO L225 Difference]: With dead ends: 728 [2021-12-21 10:19:57,102 INFO L226 Difference]: Without dead ends: 372 [2021-12-21 10:19:57,103 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 [2021-12-21 10:19:57,104 INFO L933 BasicCegarLoop]: 131 mSDtfsCounter, 145 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:57,105 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [145 Valid, 152 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:19:57,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-12-21 10:19:57,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 364. [2021-12-21 10:19:57,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 363 states have (on average 1.6115702479338843) internal successors, (585), 363 states have internal predecessors, (585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:57,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 585 transitions. [2021-12-21 10:19:57,116 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 585 transitions. Word has length 103 [2021-12-21 10:19:57,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:57,116 INFO L470 AbstractCegarLoop]: Abstraction has 364 states and 585 transitions. [2021-12-21 10:19:57,116 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:57,116 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 585 transitions. [2021-12-21 10:19:57,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-12-21 10:19:57,118 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:57,118 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, 1] [2021-12-21 10:19:57,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-21 10:19:57,118 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:57,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:57,118 INFO L85 PathProgramCache]: Analyzing trace with hash -1055170647, now seen corresponding path program 1 times [2021-12-21 10:19:57,119 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:57,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146955510] [2021-12-21 10:19:57,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:57,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:57,158 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-12-21 10:19:57,158 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:57,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146955510] [2021-12-21 10:19:57,158 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146955510] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:57,158 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:57,158 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:57,158 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129559560] [2021-12-21 10:19:57,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:57,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:57,159 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:57,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:57,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:57,160 INFO L87 Difference]: Start difference. First operand 364 states and 585 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) [2021-12-21 10:19:57,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:57,250 INFO L93 Difference]: Finished difference Result 745 states and 1199 transitions. [2021-12-21 10:19:57,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:57,250 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 [2021-12-21 10:19:57,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:57,261 INFO L225 Difference]: With dead ends: 745 [2021-12-21 10:19:57,261 INFO L226 Difference]: Without dead ends: 389 [2021-12-21 10:19:57,261 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 [2021-12-21 10:19:57,262 INFO L933 BasicCegarLoop]: 131 mSDtfsCounter, 152 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:57,263 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [152 Valid, 147 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:19:57,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2021-12-21 10:19:57,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 385. [2021-12-21 10:19:57,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 385 states, 384 states have (on average 1.5989583333333333) internal successors, (614), 384 states have internal predecessors, (614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:57,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 614 transitions. [2021-12-21 10:19:57,278 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 614 transitions. Word has length 106 [2021-12-21 10:19:57,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:57,279 INFO L470 AbstractCegarLoop]: Abstraction has 385 states and 614 transitions. [2021-12-21 10:19:57,279 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) [2021-12-21 10:19:57,279 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 614 transitions. [2021-12-21 10:19:57,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-12-21 10:19:57,280 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:57,281 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, 1] [2021-12-21 10:19:57,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-21 10:19:57,281 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:57,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:57,281 INFO L85 PathProgramCache]: Analyzing trace with hash -2125345872, now seen corresponding path program 1 times [2021-12-21 10:19:57,282 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:57,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117344039] [2021-12-21 10:19:57,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:57,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:57,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:57,308 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-12-21 10:19:57,308 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:57,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117344039] [2021-12-21 10:19:57,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117344039] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:57,309 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:57,309 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:57,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065358555] [2021-12-21 10:19:57,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:57,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:57,310 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:57,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:57,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:57,310 INFO L87 Difference]: Start difference. First operand 385 states and 614 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) [2021-12-21 10:19:57,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:57,405 INFO L93 Difference]: Finished difference Result 766 states and 1222 transitions. [2021-12-21 10:19:57,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:57,406 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 107 [2021-12-21 10:19:57,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:57,407 INFO L225 Difference]: With dead ends: 766 [2021-12-21 10:19:57,407 INFO L226 Difference]: Without dead ends: 389 [2021-12-21 10:19:57,408 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 [2021-12-21 10:19:57,409 INFO L933 BasicCegarLoop]: 131 mSDtfsCounter, 151 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:57,409 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [151 Valid, 147 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:19:57,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2021-12-21 10:19:57,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 385. [2021-12-21 10:19:57,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 385 states, 384 states have (on average 1.5833333333333333) internal successors, (608), 384 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:57,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 608 transitions. [2021-12-21 10:19:57,420 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 608 transitions. Word has length 107 [2021-12-21 10:19:57,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:57,421 INFO L470 AbstractCegarLoop]: Abstraction has 385 states and 608 transitions. [2021-12-21 10:19:57,421 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) [2021-12-21 10:19:57,421 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 608 transitions. [2021-12-21 10:19:57,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-12-21 10:19:57,422 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:57,422 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, 1] [2021-12-21 10:19:57,423 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-21 10:19:57,423 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:57,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:57,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1817702491, now seen corresponding path program 1 times [2021-12-21 10:19:57,423 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:57,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965104218] [2021-12-21 10:19:57,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:57,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:57,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:57,456 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-21 10:19:57,456 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:57,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965104218] [2021-12-21 10:19:57,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965104218] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:57,456 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:57,456 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:57,456 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842530567] [2021-12-21 10:19:57,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:57,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:57,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:57,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:57,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:57,458 INFO L87 Difference]: Start difference. First operand 385 states and 608 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:57,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:57,490 INFO L93 Difference]: Finished difference Result 1093 states and 1730 transitions. [2021-12-21 10:19:57,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:57,491 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 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 122 [2021-12-21 10:19:57,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:57,493 INFO L225 Difference]: With dead ends: 1093 [2021-12-21 10:19:57,493 INFO L226 Difference]: Without dead ends: 716 [2021-12-21 10:19:57,494 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 [2021-12-21 10:19:57,494 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 137 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 548 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:57,495 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [137 Valid, 548 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 10:19:57,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2021-12-21 10:19:57,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 716. [2021-12-21 10:19:57,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 716 states, 715 states have (on average 1.5776223776223777) internal successors, (1128), 715 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:57,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 716 states and 1128 transitions. [2021-12-21 10:19:57,514 INFO L78 Accepts]: Start accepts. Automaton has 716 states and 1128 transitions. Word has length 122 [2021-12-21 10:19:57,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:57,514 INFO L470 AbstractCegarLoop]: Abstraction has 716 states and 1128 transitions. [2021-12-21 10:19:57,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:57,514 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1128 transitions. [2021-12-21 10:19:57,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-12-21 10:19:57,516 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:57,516 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, 1] [2021-12-21 10:19:57,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-21 10:19:57,516 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:57,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:57,517 INFO L85 PathProgramCache]: Analyzing trace with hash 231685351, now seen corresponding path program 1 times [2021-12-21 10:19:57,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:57,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157392004] [2021-12-21 10:19:57,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:57,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:57,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:57,557 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-12-21 10:19:57,557 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:57,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157392004] [2021-12-21 10:19:57,559 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157392004] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:57,559 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:57,559 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:57,559 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114602638] [2021-12-21 10:19:57,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:57,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:57,560 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:57,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:57,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:57,561 INFO L87 Difference]: Start difference. First operand 716 states and 1128 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:57,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:57,600 INFO L93 Difference]: Finished difference Result 1795 states and 2834 transitions. [2021-12-21 10:19:57,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:57,601 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 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 122 [2021-12-21 10:19:57,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:57,604 INFO L225 Difference]: With dead ends: 1795 [2021-12-21 10:19:57,605 INFO L226 Difference]: Without dead ends: 1087 [2021-12-21 10:19:57,606 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 [2021-12-21 10:19:57,606 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 134 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 547 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:57,606 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 547 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 10:19:57,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1087 states. [2021-12-21 10:19:57,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1087 to 1087. [2021-12-21 10:19:57,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1087 states, 1086 states have (on average 1.576427255985267) internal successors, (1712), 1086 states have internal predecessors, (1712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:57,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 1087 states and 1712 transitions. [2021-12-21 10:19:57,638 INFO L78 Accepts]: Start accepts. Automaton has 1087 states and 1712 transitions. Word has length 122 [2021-12-21 10:19:57,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:57,638 INFO L470 AbstractCegarLoop]: Abstraction has 1087 states and 1712 transitions. [2021-12-21 10:19:57,638 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:57,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1712 transitions. [2021-12-21 10:19:57,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-12-21 10:19:57,641 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:57,641 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, 1] [2021-12-21 10:19:57,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-12-21 10:19:57,641 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:57,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:57,642 INFO L85 PathProgramCache]: Analyzing trace with hash 58780327, now seen corresponding path program 1 times [2021-12-21 10:19:57,642 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:57,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941966850] [2021-12-21 10:19:57,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:57,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:57,683 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-12-21 10:19:57,683 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:57,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941966850] [2021-12-21 10:19:57,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941966850] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:57,684 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:57,684 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:57,684 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137933290] [2021-12-21 10:19:57,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:57,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:57,685 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:57,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:57,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:57,686 INFO L87 Difference]: Start difference. First operand 1087 states and 1712 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:57,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:57,732 INFO L93 Difference]: Finished difference Result 2537 states and 4002 transitions. [2021-12-21 10:19:57,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:57,733 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 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 122 [2021-12-21 10:19:57,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:57,738 INFO L225 Difference]: With dead ends: 2537 [2021-12-21 10:19:57,738 INFO L226 Difference]: Without dead ends: 1458 [2021-12-21 10:19:57,740 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 [2021-12-21 10:19:57,741 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 157 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 551 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:57,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [157 Valid, 551 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 10:19:57,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1458 states. [2021-12-21 10:19:57,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1458 to 1458. [2021-12-21 10:19:57,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1458 states, 1457 states have (on average 1.575840768702814) internal successors, (2296), 1457 states have internal predecessors, (2296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:57,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1458 states and 2296 transitions. [2021-12-21 10:19:57,782 INFO L78 Accepts]: Start accepts. Automaton has 1458 states and 2296 transitions. Word has length 122 [2021-12-21 10:19:57,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:57,783 INFO L470 AbstractCegarLoop]: Abstraction has 1458 states and 2296 transitions. [2021-12-21 10:19:57,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:57,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 2296 transitions. [2021-12-21 10:19:57,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-12-21 10:19:57,786 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:57,786 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, 1] [2021-12-21 10:19:57,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-12-21 10:19:57,786 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:57,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:57,787 INFO L85 PathProgramCache]: Analyzing trace with hash 1448074341, now seen corresponding path program 1 times [2021-12-21 10:19:57,787 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:57,787 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212905202] [2021-12-21 10:19:57,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:57,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:57,812 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-12-21 10:19:57,812 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:57,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212905202] [2021-12-21 10:19:57,812 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212905202] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:57,813 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:57,813 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:57,813 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008173928] [2021-12-21 10:19:57,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:57,813 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:57,814 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:57,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:57,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:57,814 INFO L87 Difference]: Start difference. First operand 1458 states and 2296 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) [2021-12-21 10:19:57,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:57,869 INFO L93 Difference]: Finished difference Result 3261 states and 5139 transitions. [2021-12-21 10:19:57,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:57,870 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 122 [2021-12-21 10:19:57,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:57,876 INFO L225 Difference]: With dead ends: 3261 [2021-12-21 10:19:57,877 INFO L226 Difference]: Without dead ends: 1811 [2021-12-21 10:19:57,879 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 [2021-12-21 10:19:57,879 INFO L933 BasicCegarLoop]: 216 mSDtfsCounter, 172 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:57,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [172 Valid, 392 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 10:19:57,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states. [2021-12-21 10:19:57,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 1811. [2021-12-21 10:19:57,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1811 states, 1810 states have (on average 1.5740331491712707) internal successors, (2849), 1810 states have internal predecessors, (2849), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:57,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2849 transitions. [2021-12-21 10:19:57,929 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2849 transitions. Word has length 122 [2021-12-21 10:19:57,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:57,930 INFO L470 AbstractCegarLoop]: Abstraction has 1811 states and 2849 transitions. [2021-12-21 10:19:57,930 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) [2021-12-21 10:19:57,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2849 transitions. [2021-12-21 10:19:57,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-12-21 10:19:57,935 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:57,935 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, 1] [2021-12-21 10:19:57,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-21 10:19:57,935 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:57,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:57,936 INFO L85 PathProgramCache]: Analyzing trace with hash -969992260, now seen corresponding path program 1 times [2021-12-21 10:19:57,936 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:57,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910060714] [2021-12-21 10:19:57,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:57,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:57,985 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-12-21 10:19:57,986 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:57,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910060714] [2021-12-21 10:19:57,986 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910060714] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:57,986 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:57,986 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:57,986 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228194631] [2021-12-21 10:19:57,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:57,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:57,987 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:57,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:57,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:57,987 INFO L87 Difference]: Start difference. First operand 1811 states and 2849 transitions. Second operand has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:58,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:58,151 INFO L93 Difference]: Finished difference Result 3664 states and 5746 transitions. [2021-12-21 10:19:58,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:58,152 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 0 states have call successors, (0), 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 200 [2021-12-21 10:19:58,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:58,159 INFO L225 Difference]: With dead ends: 3664 [2021-12-21 10:19:58,159 INFO L226 Difference]: Without dead ends: 1861 [2021-12-21 10:19:58,161 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 [2021-12-21 10:19:58,162 INFO L933 BasicCegarLoop]: 205 mSDtfsCounter, 32 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 301 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:58,162 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 301 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:19:58,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1861 states. [2021-12-21 10:19:58,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1861 to 1811. [2021-12-21 10:19:58,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1811 states, 1810 states have (on average 1.5342541436464088) internal successors, (2777), 1810 states have internal predecessors, (2777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:58,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2777 transitions. [2021-12-21 10:19:58,213 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2777 transitions. Word has length 200 [2021-12-21 10:19:58,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:58,213 INFO L470 AbstractCegarLoop]: Abstraction has 1811 states and 2777 transitions. [2021-12-21 10:19:58,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:58,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2777 transitions. [2021-12-21 10:19:58,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-12-21 10:19:58,218 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:58,219 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, 1, 1, 1] [2021-12-21 10:19:58,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-12-21 10:19:58,219 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:58,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:58,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1149451039, now seen corresponding path program 1 times [2021-12-21 10:19:58,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:58,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243144203] [2021-12-21 10:19:58,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:58,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:58,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:58,268 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-12-21 10:19:58,269 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:58,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243144203] [2021-12-21 10:19:58,269 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243144203] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:58,269 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:58,269 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:58,270 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477566937] [2021-12-21 10:19:58,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:58,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:58,270 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:58,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:58,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:58,271 INFO L87 Difference]: Start difference. First operand 1811 states and 2777 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:58,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:58,420 INFO L93 Difference]: Finished difference Result 3686 states and 5625 transitions. [2021-12-21 10:19:58,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:58,421 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 215 [2021-12-21 10:19:58,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:58,428 INFO L225 Difference]: With dead ends: 3686 [2021-12-21 10:19:58,428 INFO L226 Difference]: Without dead ends: 1883 [2021-12-21 10:19:58,430 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 [2021-12-21 10:19:58,431 INFO L933 BasicCegarLoop]: 139 mSDtfsCounter, 155 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 168 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:58,431 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [155 Valid, 168 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:19:58,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1883 states. [2021-12-21 10:19:58,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1883 to 1811. [2021-12-21 10:19:58,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1811 states, 1810 states have (on average 1.4922651933701658) internal successors, (2701), 1810 states have internal predecessors, (2701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:58,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2701 transitions. [2021-12-21 10:19:58,488 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2701 transitions. Word has length 215 [2021-12-21 10:19:58,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:58,489 INFO L470 AbstractCegarLoop]: Abstraction has 1811 states and 2701 transitions. [2021-12-21 10:19:58,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:58,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2701 transitions. [2021-12-21 10:19:58,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-12-21 10:19:58,518 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:58,519 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, 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] [2021-12-21 10:19:58,519 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-12-21 10:19:58,519 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:58,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:58,519 INFO L85 PathProgramCache]: Analyzing trace with hash 978401702, now seen corresponding path program 1 times [2021-12-21 10:19:58,520 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:58,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668522435] [2021-12-21 10:19:58,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:58,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:58,584 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-12-21 10:19:58,584 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:58,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668522435] [2021-12-21 10:19:58,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668522435] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:58,585 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:58,585 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:58,585 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220985272] [2021-12-21 10:19:58,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:58,586 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:58,586 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:58,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:58,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:58,587 INFO L87 Difference]: Start difference. First operand 1811 states and 2701 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:58,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:58,715 INFO L93 Difference]: Finished difference Result 3614 states and 5390 transitions. [2021-12-21 10:19:58,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:58,716 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 0 states have call successors, (0), 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 243 [2021-12-21 10:19:58,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:58,723 INFO L225 Difference]: With dead ends: 3614 [2021-12-21 10:19:58,723 INFO L226 Difference]: Without dead ends: 1811 [2021-12-21 10:19:58,726 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 [2021-12-21 10:19:58,726 INFO L933 BasicCegarLoop]: 209 mSDtfsCounter, 15 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:58,727 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 306 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:19:58,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states. [2021-12-21 10:19:58,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 1811. [2021-12-21 10:19:58,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1811 states, 1810 states have (on average 1.4618784530386741) internal successors, (2646), 1810 states have internal predecessors, (2646), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:58,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2646 transitions. [2021-12-21 10:19:58,781 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2646 transitions. Word has length 243 [2021-12-21 10:19:58,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:58,782 INFO L470 AbstractCegarLoop]: Abstraction has 1811 states and 2646 transitions. [2021-12-21 10:19:58,782 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:58,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2646 transitions. [2021-12-21 10:19:58,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2021-12-21 10:19:58,787 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:58,787 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, 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] [2021-12-21 10:19:58,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-12-21 10:19:58,788 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:58,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:58,788 INFO L85 PathProgramCache]: Analyzing trace with hash -904430186, now seen corresponding path program 1 times [2021-12-21 10:19:58,789 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:58,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230744907] [2021-12-21 10:19:58,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:58,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:58,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:58,848 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2021-12-21 10:19:58,848 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:58,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230744907] [2021-12-21 10:19:58,849 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230744907] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:58,849 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:19:58,849 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:19:58,849 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132772343] [2021-12-21 10:19:58,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:58,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:58,850 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:58,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:58,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:19:58,851 INFO L87 Difference]: Start difference. First operand 1811 states and 2646 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:58,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:58,953 INFO L93 Difference]: Finished difference Result 5321 states and 7772 transitions. [2021-12-21 10:19:58,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:58,954 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 0 states have call successors, (0), 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 272 [2021-12-21 10:19:58,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:58,966 INFO L225 Difference]: With dead ends: 5321 [2021-12-21 10:19:58,966 INFO L226 Difference]: Without dead ends: 3518 [2021-12-21 10:19:58,969 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 [2021-12-21 10:19:58,971 INFO L933 BasicCegarLoop]: 357 mSDtfsCounter, 124 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 549 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 [2021-12-21 10:19:58,972 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 549 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 10:19:58,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3518 states. [2021-12-21 10:19:59,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3518 to 3516. [2021-12-21 10:19:59,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3516 states, 3515 states have (on average 1.4577524893314366) internal successors, (5124), 3515 states have internal predecessors, (5124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:59,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 3516 states and 5124 transitions. [2021-12-21 10:19:59,094 INFO L78 Accepts]: Start accepts. Automaton has 3516 states and 5124 transitions. Word has length 272 [2021-12-21 10:19:59,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:19:59,094 INFO L470 AbstractCegarLoop]: Abstraction has 3516 states and 5124 transitions. [2021-12-21 10:19:59,094 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:59,094 INFO L276 IsEmpty]: Start isEmpty. Operand 3516 states and 5124 transitions. [2021-12-21 10:19:59,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2021-12-21 10:19:59,102 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:19:59,103 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 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, 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] [2021-12-21 10:19:59,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-12-21 10:19:59,103 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:19:59,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:19:59,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1940271524, now seen corresponding path program 1 times [2021-12-21 10:19:59,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:19:59,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663013933] [2021-12-21 10:19:59,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:59,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:19:59,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:59,170 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 525 proven. 66 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2021-12-21 10:19:59,170 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:19:59,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663013933] [2021-12-21 10:19:59,171 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663013933] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 10:19:59,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [94382315] [2021-12-21 10:19:59,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:19:59,171 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 10:19:59,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 10:19:59,179 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) [2021-12-21 10:19:59,202 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-21 10:19:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:19:59,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-21 10:19:59,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 10:19:59,882 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2021-12-21 10:19:59,882 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-21 10:19:59,883 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [94382315] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:19:59,883 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-21 10:19:59,883 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-21 10:19:59,884 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441092366] [2021-12-21 10:19:59,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:19:59,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:19:59,885 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:19:59,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:19:59,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-21 10:19:59,886 INFO L87 Difference]: Start difference. First operand 3516 states and 5124 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:19:59,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:19:59,978 INFO L93 Difference]: Finished difference Result 4264 states and 6218 transitions. [2021-12-21 10:19:59,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:19:59,979 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 309 [2021-12-21 10:19:59,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:19:59,994 INFO L225 Difference]: With dead ends: 4264 [2021-12-21 10:19:59,994 INFO L226 Difference]: Without dead ends: 4262 [2021-12-21 10:19:59,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 313 GetRequests, 310 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-21 10:19:59,996 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 132 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-21 10:19:59,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [132 Valid, 364 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 10:20:00,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4262 states. [2021-12-21 10:20:00,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4262 to 4262. [2021-12-21 10:20:00,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4262 states, 4261 states have (on average 1.458577798638817) internal successors, (6215), 4261 states have internal predecessors, (6215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:00,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4262 states to 4262 states and 6215 transitions. [2021-12-21 10:20:00,130 INFO L78 Accepts]: Start accepts. Automaton has 4262 states and 6215 transitions. Word has length 309 [2021-12-21 10:20:00,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:00,130 INFO L470 AbstractCegarLoop]: Abstraction has 4262 states and 6215 transitions. [2021-12-21 10:20:00,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:00,131 INFO L276 IsEmpty]: Start isEmpty. Operand 4262 states and 6215 transitions. [2021-12-21 10:20:00,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2021-12-21 10:20:00,141 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:00,142 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 5, 5, 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] [2021-12-21 10:20:00,166 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-21 10:20:00,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-12-21 10:20:00,357 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:00,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:00,358 INFO L85 PathProgramCache]: Analyzing trace with hash 809426729, now seen corresponding path program 1 times [2021-12-21 10:20:00,358 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:00,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145856858] [2021-12-21 10:20:00,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:00,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:00,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1408 backedges. 848 proven. 66 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2021-12-21 10:20:00,460 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:00,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145856858] [2021-12-21 10:20:00,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145856858] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 10:20:00,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [691940576] [2021-12-21 10:20:00,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:00,461 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 10:20:00,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 10:20:00,464 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) [2021-12-21 10:20:00,495 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-21 10:20:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:00,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-21 10:20:00,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 10:20:01,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1408 backedges. 859 proven. 0 refuted. 0 times theorem prover too weak. 549 trivial. 0 not checked. [2021-12-21 10:20:01,050 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-21 10:20:01,050 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [691940576] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:01,051 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-21 10:20:01,051 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-21 10:20:01,051 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340065146] [2021-12-21 10:20:01,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:01,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:01,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:01,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:01,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-21 10:20:01,053 INFO L87 Difference]: Start difference. First operand 4262 states and 6215 transitions. Second operand has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:01,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:01,246 INFO L93 Difference]: Finished difference Result 8984 states and 13150 transitions. [2021-12-21 10:20:01,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:01,250 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 380 [2021-12-21 10:20:01,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:01,273 INFO L225 Difference]: With dead ends: 8984 [2021-12-21 10:20:01,273 INFO L226 Difference]: Without dead ends: 2860 [2021-12-21 10:20:01,280 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 384 GetRequests, 381 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-21 10:20:01,281 INFO L933 BasicCegarLoop]: 198 mSDtfsCounter, 30 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:01,281 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 302 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:01,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2860 states. [2021-12-21 10:20:01,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2860 to 2860. [2021-12-21 10:20:01,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2860 states, 2859 states have (on average 1.4379153550192374) internal successors, (4111), 2859 states have internal predecessors, (4111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:01,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 2860 states and 4111 transitions. [2021-12-21 10:20:01,393 INFO L78 Accepts]: Start accepts. Automaton has 2860 states and 4111 transitions. Word has length 380 [2021-12-21 10:20:01,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:01,394 INFO L470 AbstractCegarLoop]: Abstraction has 2860 states and 4111 transitions. [2021-12-21 10:20:01,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:01,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2860 states and 4111 transitions. [2021-12-21 10:20:01,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-12-21 10:20:01,402 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:01,403 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 5, 5, 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] [2021-12-21 10:20:01,430 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-21 10:20:01,619 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,SelfDestructingSolverStorable23 [2021-12-21 10:20:01,619 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:01,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:01,620 INFO L85 PathProgramCache]: Analyzing trace with hash -806194589, now seen corresponding path program 1 times [2021-12-21 10:20:01,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:01,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894264779] [2021-12-21 10:20:01,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:01,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:01,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1386 backedges. 387 proven. 0 refuted. 0 times theorem prover too weak. 999 trivial. 0 not checked. [2021-12-21 10:20:01,667 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:01,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894264779] [2021-12-21 10:20:01,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894264779] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:01,667 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:01,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:01,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874407557] [2021-12-21 10:20:01,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:01,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:01,668 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:01,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:01,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:01,670 INFO L87 Difference]: Start difference. First operand 2860 states and 4111 transitions. Second operand has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:01,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:01,798 INFO L93 Difference]: Finished difference Result 5859 states and 8420 transitions. [2021-12-21 10:20:01,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:01,799 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 0 states have call successors, (0), 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 381 [2021-12-21 10:20:01,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:01,805 INFO L225 Difference]: With dead ends: 5859 [2021-12-21 10:20:01,805 INFO L226 Difference]: Without dead ends: 3007 [2021-12-21 10:20:01,809 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 [2021-12-21 10:20:01,809 INFO L933 BasicCegarLoop]: 207 mSDtfsCounter, 13 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:01,810 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 311 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:01,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3007 states. [2021-12-21 10:20:01,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3007 to 2975. [2021-12-21 10:20:01,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2975 states, 2974 states have (on average 1.429388029589778) internal successors, (4251), 2974 states have internal predecessors, (4251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:01,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 2975 states and 4251 transitions. [2021-12-21 10:20:01,898 INFO L78 Accepts]: Start accepts. Automaton has 2975 states and 4251 transitions. Word has length 381 [2021-12-21 10:20:01,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:01,898 INFO L470 AbstractCegarLoop]: Abstraction has 2975 states and 4251 transitions. [2021-12-21 10:20:01,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:01,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2975 states and 4251 transitions. [2021-12-21 10:20:01,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2021-12-21 10:20:01,920 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:01,920 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 5, 5, 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, 1, 1, 1] [2021-12-21 10:20:01,921 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-12-21 10:20:01,921 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:01,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:01,921 INFO L85 PathProgramCache]: Analyzing trace with hash 588994465, now seen corresponding path program 1 times [2021-12-21 10:20:01,922 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:01,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374958960] [2021-12-21 10:20:01,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:01,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:01,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:01,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 565 proven. 0 refuted. 0 times theorem prover too weak. 1010 trivial. 0 not checked. [2021-12-21 10:20:01,979 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:01,979 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374958960] [2021-12-21 10:20:01,980 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374958960] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:01,980 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:01,980 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:01,980 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294837348] [2021-12-21 10:20:01,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:01,981 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:01,981 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:01,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:01,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:01,981 INFO L87 Difference]: Start difference. First operand 2975 states and 4251 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:02,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:02,132 INFO L93 Difference]: Finished difference Result 6246 states and 8962 transitions. [2021-12-21 10:20:02,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:02,132 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 0 states have call successors, (0), 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 402 [2021-12-21 10:20:02,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:02,138 INFO L225 Difference]: With dead ends: 6246 [2021-12-21 10:20:02,138 INFO L226 Difference]: Without dead ends: 3279 [2021-12-21 10:20:02,141 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 [2021-12-21 10:20:02,142 INFO L933 BasicCegarLoop]: 207 mSDtfsCounter, 29 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:02,142 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 311 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:02,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3279 states. [2021-12-21 10:20:02,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3279 to 3175. [2021-12-21 10:20:02,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3175 states, 3174 states have (on average 1.4149338374291116) internal successors, (4491), 3174 states have internal predecessors, (4491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:02,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3175 states to 3175 states and 4491 transitions. [2021-12-21 10:20:02,225 INFO L78 Accepts]: Start accepts. Automaton has 3175 states and 4491 transitions. Word has length 402 [2021-12-21 10:20:02,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:02,226 INFO L470 AbstractCegarLoop]: Abstraction has 3175 states and 4491 transitions. [2021-12-21 10:20:02,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:02,226 INFO L276 IsEmpty]: Start isEmpty. Operand 3175 states and 4491 transitions. [2021-12-21 10:20:02,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2021-12-21 10:20:02,236 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:02,236 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 11, 11, 10, 10, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:02,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-12-21 10:20:02,236 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:02,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:02,237 INFO L85 PathProgramCache]: Analyzing trace with hash 434686614, now seen corresponding path program 1 times [2021-12-21 10:20:02,237 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:02,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027208110] [2021-12-21 10:20:02,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:02,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:02,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1800 backedges. 761 proven. 0 refuted. 0 times theorem prover too weak. 1039 trivial. 0 not checked. [2021-12-21 10:20:02,285 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:02,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027208110] [2021-12-21 10:20:02,286 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027208110] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:02,286 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:02,286 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:02,286 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839425157] [2021-12-21 10:20:02,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:02,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:02,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:02,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:02,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:02,287 INFO L87 Difference]: Start difference. First operand 3175 states and 4491 transitions. Second operand has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:02,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:02,430 INFO L93 Difference]: Finished difference Result 6406 states and 9074 transitions. [2021-12-21 10:20:02,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:02,430 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 428 [2021-12-21 10:20:02,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:02,436 INFO L225 Difference]: With dead ends: 6406 [2021-12-21 10:20:02,436 INFO L226 Difference]: Without dead ends: 3239 [2021-12-21 10:20:02,440 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 [2021-12-21 10:20:02,440 INFO L933 BasicCegarLoop]: 206 mSDtfsCounter, 19 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 310 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:02,440 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 310 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:02,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3239 states. [2021-12-21 10:20:02,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3239 to 3175. [2021-12-21 10:20:02,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3175 states, 3174 states have (on average 1.3897290485192186) internal successors, (4411), 3174 states have internal predecessors, (4411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:02,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3175 states to 3175 states and 4411 transitions. [2021-12-21 10:20:02,541 INFO L78 Accepts]: Start accepts. Automaton has 3175 states and 4411 transitions. Word has length 428 [2021-12-21 10:20:02,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:02,542 INFO L470 AbstractCegarLoop]: Abstraction has 3175 states and 4411 transitions. [2021-12-21 10:20:02,542 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:02,542 INFO L276 IsEmpty]: Start isEmpty. Operand 3175 states and 4411 transitions. [2021-12-21 10:20:02,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2021-12-21 10:20:02,552 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:02,552 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, 6, 6, 6, 6, 6, 6, 6, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1] [2021-12-21 10:20:02,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-12-21 10:20:02,552 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:02,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:02,553 INFO L85 PathProgramCache]: Analyzing trace with hash -785344079, now seen corresponding path program 1 times [2021-12-21 10:20:02,553 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:02,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125604732] [2021-12-21 10:20:02,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:02,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:02,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:02,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2022 backedges. 1196 proven. 26 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2021-12-21 10:20:02,616 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:02,616 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125604732] [2021-12-21 10:20:02,617 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125604732] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 10:20:02,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1143571392] [2021-12-21 10:20:02,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:02,617 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 10:20:02,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 10:20:02,618 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) [2021-12-21 10:20:02,649 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-21 10:20:02,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:02,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-21 10:20:02,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 10:20:03,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2022 backedges. 867 proven. 0 refuted. 0 times theorem prover too weak. 1155 trivial. 0 not checked. [2021-12-21 10:20:03,472 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-21 10:20:03,472 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1143571392] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:03,472 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-21 10:20:03,473 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-21 10:20:03,473 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864196278] [2021-12-21 10:20:03,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:03,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:03,474 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:03,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:03,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-21 10:20:03,475 INFO L87 Difference]: Start difference. First operand 3175 states and 4411 transitions. Second operand has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:03,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:03,551 INFO L93 Difference]: Finished difference Result 3863 states and 5353 transitions. [2021-12-21 10:20:03,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:03,551 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 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 447 [2021-12-21 10:20:03,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:03,556 INFO L225 Difference]: With dead ends: 3863 [2021-12-21 10:20:03,556 INFO L226 Difference]: Without dead ends: 3081 [2021-12-21 10:20:03,558 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 450 GetRequests, 447 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-21 10:20:03,558 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 101 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 532 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:03,558 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [101 Valid, 532 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 10:20:03,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3081 states. [2021-12-21 10:20:03,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3081 to 2395. [2021-12-21 10:20:03,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2395 states, 2394 states have (on average 1.3893065998329157) internal successors, (3326), 2394 states have internal predecessors, (3326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:03,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 2395 states and 3326 transitions. [2021-12-21 10:20:03,621 INFO L78 Accepts]: Start accepts. Automaton has 2395 states and 3326 transitions. Word has length 447 [2021-12-21 10:20:03,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:03,621 INFO L470 AbstractCegarLoop]: Abstraction has 2395 states and 3326 transitions. [2021-12-21 10:20:03,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:03,622 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 3326 transitions. [2021-12-21 10:20:03,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2021-12-21 10:20:03,627 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:03,627 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, 6, 6, 6, 6, 6, 6, 6, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-21 10:20:03,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-21 10:20:03,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 10:20:03,840 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:03,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:03,841 INFO L85 PathProgramCache]: Analyzing trace with hash -708443281, now seen corresponding path program 1 times [2021-12-21 10:20:03,841 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:03,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425998270] [2021-12-21 10:20:03,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:03,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:03,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:03,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2022 backedges. 1196 proven. 26 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2021-12-21 10:20:03,904 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:03,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425998270] [2021-12-21 10:20:03,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425998270] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 10:20:03,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1345911194] [2021-12-21 10:20:03,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:03,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 10:20:03,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 10:20:03,906 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) [2021-12-21 10:20:03,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-21 10:20:04,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:04,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-21 10:20:04,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 10:20:04,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2022 backedges. 1196 proven. 26 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2021-12-21 10:20:04,743 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-21 10:20:05,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2022 backedges. 1196 proven. 26 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2021-12-21 10:20:05,376 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1345911194] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-21 10:20:05,377 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-21 10:20:05,377 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-12-21 10:20:05,377 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454815289] [2021-12-21 10:20:05,377 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-21 10:20:05,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 10:20:05,378 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:05,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 10:20:05,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-21 10:20:05,379 INFO L87 Difference]: Start difference. First operand 2395 states and 3326 transitions. Second operand has 6 states, 6 states have (on average 41.166666666666664) internal successors, (247), 6 states have internal predecessors, (247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:05,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:05,769 INFO L93 Difference]: Finished difference Result 5876 states and 8163 transitions. [2021-12-21 10:20:05,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-21 10:20:05,769 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 41.166666666666664) internal successors, (247), 6 states have internal predecessors, (247), 0 states have call successors, (0), 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 447 [2021-12-21 10:20:05,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:05,775 INFO L225 Difference]: With dead ends: 5876 [2021-12-21 10:20:05,775 INFO L226 Difference]: Without dead ends: 3360 [2021-12-21 10:20:05,779 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 900 GetRequests, 894 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-12-21 10:20:05,779 INFO L933 BasicCegarLoop]: 223 mSDtfsCounter, 341 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 341 SdHoareTripleChecker+Valid, 550 SdHoareTripleChecker+Invalid, 468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:05,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [341 Valid, 550 Invalid, 468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-21 10:20:05,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3360 states. [2021-12-21 10:20:05,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3360 to 2356. [2021-12-21 10:20:05,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2356 states, 2355 states have (on average 1.367728237791932) internal successors, (3221), 2355 states have internal predecessors, (3221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:05,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2356 states to 2356 states and 3221 transitions. [2021-12-21 10:20:05,846 INFO L78 Accepts]: Start accepts. Automaton has 2356 states and 3221 transitions. Word has length 447 [2021-12-21 10:20:05,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:05,847 INFO L470 AbstractCegarLoop]: Abstraction has 2356 states and 3221 transitions. [2021-12-21 10:20:05,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 41.166666666666664) internal successors, (247), 6 states have internal predecessors, (247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:05,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 3221 transitions. [2021-12-21 10:20:05,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 623 [2021-12-21 10:20:05,854 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:05,854 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, 9, 9, 9, 9, 9, 9, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:05,878 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-12-21 10:20:06,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-12-21 10:20:06,067 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:06,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:06,068 INFO L85 PathProgramCache]: Analyzing trace with hash -1730115607, now seen corresponding path program 1 times [2021-12-21 10:20:06,068 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:06,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287288299] [2021-12-21 10:20:06,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:06,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:06,144 INFO L134 CoverageAnalysis]: Checked inductivity of 4105 backedges. 1530 proven. 0 refuted. 0 times theorem prover too weak. 2575 trivial. 0 not checked. [2021-12-21 10:20:06,145 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:06,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287288299] [2021-12-21 10:20:06,145 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287288299] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:06,145 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:06,145 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:06,145 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411513700] [2021-12-21 10:20:06,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:06,146 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:06,146 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:06,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:06,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:06,147 INFO L87 Difference]: Start difference. First operand 2356 states and 3221 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) [2021-12-21 10:20:06,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:06,301 INFO L93 Difference]: Finished difference Result 4716 states and 6442 transitions. [2021-12-21 10:20:06,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:06,302 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 622 [2021-12-21 10:20:06,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:06,306 INFO L225 Difference]: With dead ends: 4716 [2021-12-21 10:20:06,306 INFO L226 Difference]: Without dead ends: 2368 [2021-12-21 10:20:06,309 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 [2021-12-21 10:20:06,310 INFO L933 BasicCegarLoop]: 196 mSDtfsCounter, 11 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:06,311 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 298 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:06,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2368 states. [2021-12-21 10:20:06,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2368 to 2356. [2021-12-21 10:20:06,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2356 states, 2355 states have (on average 1.3422505307855626) internal successors, (3161), 2355 states have internal predecessors, (3161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:06,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2356 states to 2356 states and 3161 transitions. [2021-12-21 10:20:06,384 INFO L78 Accepts]: Start accepts. Automaton has 2356 states and 3161 transitions. Word has length 622 [2021-12-21 10:20:06,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:06,385 INFO L470 AbstractCegarLoop]: Abstraction has 2356 states and 3161 transitions. [2021-12-21 10:20:06,385 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) [2021-12-21 10:20:06,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 3161 transitions. [2021-12-21 10:20:06,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 657 [2021-12-21 10:20:06,392 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:06,392 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 19, 19, 19, 19, 19, 18, 18, 17, 17, 16, 16, 15, 15, 15, 15, 12, 9, 9, 9, 9, 9, 9, 6, 6, 3, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:06,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-12-21 10:20:06,393 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:06,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:06,393 INFO L85 PathProgramCache]: Analyzing trace with hash 264105968, now seen corresponding path program 1 times [2021-12-21 10:20:06,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:06,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173628866] [2021-12-21 10:20:06,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:06,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:06,482 INFO L134 CoverageAnalysis]: Checked inductivity of 4562 backedges. 2170 proven. 0 refuted. 0 times theorem prover too weak. 2392 trivial. 0 not checked. [2021-12-21 10:20:06,482 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:06,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173628866] [2021-12-21 10:20:06,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173628866] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:06,483 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:06,483 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:06,483 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648328115] [2021-12-21 10:20:06,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:06,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:06,484 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:06,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:06,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:06,485 INFO L87 Difference]: Start difference. First operand 2356 states and 3161 transitions. Second operand has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:06,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:06,613 INFO L93 Difference]: Finished difference Result 4920 states and 6628 transitions. [2021-12-21 10:20:06,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:06,614 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 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 656 [2021-12-21 10:20:06,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:06,618 INFO L225 Difference]: With dead ends: 4920 [2021-12-21 10:20:06,618 INFO L226 Difference]: Without dead ends: 2572 [2021-12-21 10:20:06,621 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 [2021-12-21 10:20:06,621 INFO L933 BasicCegarLoop]: 194 mSDtfsCounter, 11 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:06,621 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 296 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:06,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2572 states. [2021-12-21 10:20:06,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2572 to 2560. [2021-12-21 10:20:06,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2560 states, 2559 states have (on average 1.3266901133255178) internal successors, (3395), 2559 states have internal predecessors, (3395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:06,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 2560 states and 3395 transitions. [2021-12-21 10:20:06,682 INFO L78 Accepts]: Start accepts. Automaton has 2560 states and 3395 transitions. Word has length 656 [2021-12-21 10:20:06,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:06,683 INFO L470 AbstractCegarLoop]: Abstraction has 2560 states and 3395 transitions. [2021-12-21 10:20:06,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:06,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 3395 transitions. [2021-12-21 10:20:06,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2021-12-21 10:20:06,691 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:06,691 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 22, 22, 22, 22, 22, 21, 21, 20, 20, 19, 19, 18, 18, 18, 18, 15, 12, 12, 9, 9, 9, 9, 6, 6, 3, 3, 3, 3, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:06,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-12-21 10:20:06,692 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:06,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:06,693 INFO L85 PathProgramCache]: Analyzing trace with hash -951624686, now seen corresponding path program 1 times [2021-12-21 10:20:06,693 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:06,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421252244] [2021-12-21 10:20:06,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:06,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:06,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:06,806 INFO L134 CoverageAnalysis]: Checked inductivity of 6176 backedges. 2953 proven. 0 refuted. 0 times theorem prover too weak. 3223 trivial. 0 not checked. [2021-12-21 10:20:06,807 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:06,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421252244] [2021-12-21 10:20:06,807 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421252244] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:06,807 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:06,807 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:06,807 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374807064] [2021-12-21 10:20:06,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:06,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:06,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:06,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:06,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:06,809 INFO L87 Difference]: Start difference. First operand 2560 states and 3395 transitions. Second operand has 3 states, 3 states have (on average 59.0) internal successors, (177), 3 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:06,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:06,948 INFO L93 Difference]: Finished difference Result 5340 states and 7120 transitions. [2021-12-21 10:20:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:06,949 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 59.0) internal successors, (177), 3 states have internal predecessors, (177), 0 states have call successors, (0), 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 749 [2021-12-21 10:20:06,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:06,953 INFO L225 Difference]: With dead ends: 5340 [2021-12-21 10:20:06,953 INFO L226 Difference]: Without dead ends: 2788 [2021-12-21 10:20:06,955 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 [2021-12-21 10:20:06,956 INFO L933 BasicCegarLoop]: 194 mSDtfsCounter, 11 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:06,956 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 296 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:06,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2788 states. [2021-12-21 10:20:07,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2788 to 2776. [2021-12-21 10:20:07,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2776 states, 2775 states have (on average 1.312072072072072) internal successors, (3641), 2775 states have internal predecessors, (3641), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:07,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 2776 states and 3641 transitions. [2021-12-21 10:20:07,015 INFO L78 Accepts]: Start accepts. Automaton has 2776 states and 3641 transitions. Word has length 749 [2021-12-21 10:20:07,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:07,016 INFO L470 AbstractCegarLoop]: Abstraction has 2776 states and 3641 transitions. [2021-12-21 10:20:07,016 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.0) internal successors, (177), 3 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:07,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 3641 transitions. [2021-12-21 10:20:07,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 849 [2021-12-21 10:20:07,025 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:07,025 INFO L514 BasicCegarLoop]: trace histogram [26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 25, 25, 25, 25, 25, 24, 24, 23, 23, 22, 22, 21, 21, 21, 21, 18, 15, 15, 12, 12, 9, 9, 6, 6, 3, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:07,025 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-12-21 10:20:07,026 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:07,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:07,026 INFO L85 PathProgramCache]: Analyzing trace with hash -1071625077, now seen corresponding path program 1 times [2021-12-21 10:20:07,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:07,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509569874] [2021-12-21 10:20:07,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:07,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:07,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:07,153 INFO L134 CoverageAnalysis]: Checked inductivity of 8111 backedges. 4746 proven. 26 refuted. 0 times theorem prover too weak. 3339 trivial. 0 not checked. [2021-12-21 10:20:07,154 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:07,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509569874] [2021-12-21 10:20:07,154 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509569874] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 10:20:07,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1396216588] [2021-12-21 10:20:07,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:07,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 10:20:07,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 10:20:07,156 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) [2021-12-21 10:20:07,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-21 10:20:07,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:07,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 1265 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-21 10:20:07,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 10:20:08,430 INFO L134 CoverageAnalysis]: Checked inductivity of 8111 backedges. 4746 proven. 26 refuted. 0 times theorem prover too weak. 3339 trivial. 0 not checked. [2021-12-21 10:20:08,430 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-21 10:20:09,306 INFO L134 CoverageAnalysis]: Checked inductivity of 8111 backedges. 4746 proven. 26 refuted. 0 times theorem prover too weak. 3339 trivial. 0 not checked. [2021-12-21 10:20:09,307 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1396216588] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-21 10:20:09,307 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-21 10:20:09,307 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2021-12-21 10:20:09,307 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572332860] [2021-12-21 10:20:09,307 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-21 10:20:09,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-21 10:20:09,308 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:09,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-21 10:20:09,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-12-21 10:20:09,309 INFO L87 Difference]: Start difference. First operand 2776 states and 3641 transitions. Second operand has 8 states, 8 states have (on average 43.625) internal successors, (349), 8 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:09,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:09,668 INFO L93 Difference]: Finished difference Result 5149 states and 6786 transitions. [2021-12-21 10:20:09,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-21 10:20:09,675 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 43.625) internal successors, (349), 8 states have internal predecessors, (349), 0 states have call successors, (0), 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 848 [2021-12-21 10:20:09,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:09,676 INFO L225 Difference]: With dead ends: 5149 [2021-12-21 10:20:09,676 INFO L226 Difference]: Without dead ends: 0 [2021-12-21 10:20:09,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1704 GetRequests, 1695 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-12-21 10:20:09,679 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 225 mSDsluCounter, 540 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 788 SdHoareTripleChecker+Invalid, 522 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:09,680 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [225 Valid, 788 Invalid, 522 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 462 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-21 10:20:09,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-21 10:20:09,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-21 10:20:09,680 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) [2021-12-21 10:20:09,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-21 10:20:09,680 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 848 [2021-12-21 10:20:09,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:09,681 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-21 10:20:09,681 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 43.625) internal successors, (349), 8 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:09,681 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-21 10:20:09,681 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-21 10:20:09,683 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-21 10:20:09,715 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-21 10:20:09,903 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,SelfDestructingSolverStorable32 [2021-12-21 10:20:09,905 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-21 10:20:21,843 INFO L858 garLoopResultBuilder]: For program point L630(line 630) no Hoare annotation was computed. [2021-12-21 10:20:21,844 INFO L858 garLoopResultBuilder]: For program point L597(lines 597 611) no Hoare annotation was computed. [2021-12-21 10:20:21,844 INFO L858 garLoopResultBuilder]: For program point L399(lines 399 405) no Hoare annotation was computed. [2021-12-21 10:20:21,844 INFO L854 garLoopResultBuilder]: At program point L201(lines 197 567) the Hoare annotation is: (let ((.cse9 (not (<= 8656 |ULTIMATE.start_ssl3_accept_~s__state~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))) (.cse4 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse8 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse4 .cse5 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656) .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse8 .cse9) (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 .cse6 .cse7 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) .cse8 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)))) [2021-12-21 10:20:21,844 INFO L854 garLoopResultBuilder]: At program point L168(lines 164 578) the Hoare annotation is: (let ((.cse12 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse14 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse15 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse16 (<= |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))) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse17 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.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 (= 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))) (.cse13 (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) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse14 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse13) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse15 .cse13 .cse16) (and .cse1 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse15 .cse13 .cse16) (and .cse1 .cse2 .cse3 .cse4 .cse14 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse15 .cse13 .cse16) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse17 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse15 .cse13 .cse16) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse17 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse13))) [2021-12-21 10:20:21,845 INFO L854 garLoopResultBuilder]: At program point L135(lines 134 588) 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)) (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) [2021-12-21 10:20:21,845 INFO L858 garLoopResultBuilder]: For program point L102(lines 102 104) no Hoare annotation was computed. [2021-12-21 10:20:21,845 INFO L854 garLoopResultBuilder]: At program point L631(lines 629 632) the Hoare annotation is: false [2021-12-21 10:20:21,845 INFO L858 garLoopResultBuilder]: For program point L598(lines 598 603) no Hoare annotation was computed. [2021-12-21 10:20:21,845 INFO L858 garLoopResultBuilder]: For program point L598-2(lines 597 611) no Hoare annotation was computed. [2021-12-21 10:20:21,845 INFO L858 garLoopResultBuilder]: For program point L268(lines 268 270) no Hoare annotation was computed. [2021-12-21 10:20:21,845 INFO L858 garLoopResultBuilder]: For program point L302(lines 302 306) no Hoare annotation was computed. [2021-12-21 10:20:21,846 INFO L858 garLoopResultBuilder]: For program point L302-2(lines 302 306) no Hoare annotation was computed. [2021-12-21 10:20:21,846 INFO L858 garLoopResultBuilder]: For program point L203(lines 203 565) no Hoare annotation was computed. [2021-12-21 10:20:21,846 INFO L858 garLoopResultBuilder]: For program point L170(lines 170 576) no Hoare annotation was computed. [2021-12-21 10:20:21,846 INFO L858 garLoopResultBuilder]: For program point L137(lines 137 587) no Hoare annotation was computed. [2021-12-21 10:20:21,846 INFO L858 garLoopResultBuilder]: For program point L600(lines 600 602) no Hoare annotation was computed. [2021-12-21 10:20:21,846 INFO L858 garLoopResultBuilder]: For program point L468(lines 468 470) no Hoare annotation was computed. [2021-12-21 10:20:21,846 INFO L858 garLoopResultBuilder]: For program point L237(lines 237 244) no Hoare annotation was computed. [2021-12-21 10:20:21,847 INFO L858 garLoopResultBuilder]: For program point L237-2(lines 237 244) no Hoare annotation was computed. [2021-12-21 10:20:21,847 INFO L858 garLoopResultBuilder]: For program point L536(lines 536 540) no Hoare annotation was computed. [2021-12-21 10:20:21,847 INFO L858 garLoopResultBuilder]: For program point L503(lines 503 506) no Hoare annotation was computed. [2021-12-21 10:20:21,847 INFO L858 garLoopResultBuilder]: For program point L536-2(lines 536 540) no Hoare annotation was computed. [2021-12-21 10:20:21,847 INFO L858 garLoopResultBuilder]: For program point L437(lines 437 445) no Hoare annotation was computed. [2021-12-21 10:20:21,847 INFO L858 garLoopResultBuilder]: For program point L437-2(lines 437 445) no Hoare annotation was computed. [2021-12-21 10:20:21,847 INFO L858 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2021-12-21 10:20:21,847 INFO L858 garLoopResultBuilder]: For program point L206(lines 206 564) no Hoare annotation was computed. [2021-12-21 10:20:21,848 INFO L858 garLoopResultBuilder]: For program point L173(lines 173 575) no Hoare annotation was computed. [2021-12-21 10:20:21,848 INFO L858 garLoopResultBuilder]: For program point L140(lines 140 586) no Hoare annotation was computed. [2021-12-21 10:20:21,848 INFO L858 garLoopResultBuilder]: For program point L339(lines 339 378) no Hoare annotation was computed. [2021-12-21 10:20:21,848 INFO L854 garLoopResultBuilder]: At program point L207(lines 203 565) 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 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and .cse0 .cse1 .cse2 .cse3 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .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 .cse4 .cse5 .cse6 .cse7 .cse8 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse9 .cse10) (and (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) .cse9 .cse10))) [2021-12-21 10:20:21,848 INFO L854 garLoopResultBuilder]: At program point L174(lines 170 576) the Hoare annotation is: (let ((.cse14 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse6 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse15 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse16 (<= |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| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse17 (= 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 (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse11 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse13 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) (and .cse1 .cse2 .cse3 .cse4 .cse17 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse15 .cse16) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse1 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse15 .cse16) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse15 .cse16) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse17 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13))) [2021-12-21 10:20:21,848 INFO L858 garLoopResultBuilder]: For program point L605(lines 605 609) no Hoare annotation was computed. [2021-12-21 10:20:21,848 INFO L858 garLoopResultBuilder]: For program point L440(lines 440 443) no Hoare annotation was computed. [2021-12-21 10:20:21,848 INFO L854 garLoopResultBuilder]: At program point L407(lines 398 416) the Hoare annotation is: (let ((.cse12 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse14 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse15 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse16 (<= |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))) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse17 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.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 (= 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))) (.cse13 (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) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse14 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse13) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse15 .cse13 .cse16) (and .cse1 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse15 .cse13 .cse16) (and .cse1 .cse2 .cse3 .cse4 .cse14 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse15 .cse13 .cse16) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse17 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse15 .cse13 .cse16) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse17 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse13))) [2021-12-21 10:20:21,849 INFO L858 garLoopResultBuilder]: For program point L209(lines 209 563) no Hoare annotation was computed. [2021-12-21 10:20:21,849 INFO L858 garLoopResultBuilder]: For program point L176(lines 176 574) no Hoare annotation was computed. [2021-12-21 10:20:21,849 INFO L858 garLoopResultBuilder]: For program point L143(lines 143 585) no Hoare annotation was computed. [2021-12-21 10:20:21,849 INFO L854 garLoopResultBuilder]: At program point L110-2(lines 110 614) the Hoare annotation is: (let ((.cse12 (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (let ((.cse11 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse0 (not .cse12)) (.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 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (.cse13 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse10 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse14 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse9 (= |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) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse7 .cse9 .cse8) (and .cse4 .cse10) (and (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse11 .cse8) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 3) (and .cse11 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) .cse12) (and .cse11 .cse10) (and .cse13 .cse14 .cse15) (and .cse4 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse13 .cse6 .cse7 .cse8) (and .cse9 .cse10) (and .cse13 .cse10) (and .cse14 .cse9 .cse15)))) [2021-12-21 10:20:21,849 INFO L858 garLoopResultBuilder]: For program point L342(lines 342 377) no Hoare annotation was computed. [2021-12-21 10:20:21,849 INFO L858 garLoopResultBuilder]: For program point L342-1(lines 342 377) no Hoare annotation was computed. [2021-12-21 10:20:21,850 INFO L854 garLoopResultBuilder]: At program point L177(lines 176 574) the Hoare annotation is: (let ((.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse2 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse6 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse5 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse1 (= 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) (and .cse1 .cse3 .cse4) (and .cse1 .cse4 .cse2) (and .cse5 .cse1 .cse2) (and .cse6 .cse1 .cse2) (and .cse6 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) .cse1) (and .cse0 .cse1 .cse3) (and .cse5 .cse1 .cse3))) [2021-12-21 10:20:21,850 INFO L854 garLoopResultBuilder]: At program point L144(lines 137 587) the Hoare annotation is: (let ((.cse0 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse16 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.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))) (.cse17 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse12 (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| 8480))) (.cse13 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse14 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse10 (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) (and (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse1 .cse2 .cse3 .cse4 .cse11 .cse12 .cse6 .cse7 .cse8 .cse9 .cse13 .cse14 .cse10 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse16 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse17 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse1 .cse2 .cse3 .cse4 .cse11 .cse5 .cse12 .cse6 .cse7 .cse8 .cse9 .cse13 .cse14 .cse10 .cse15) (and .cse1 .cse2 .cse3 .cse4 .cse11 .cse12 .cse6 .cse7 .cse8 .cse9 .cse13 .cse16 .cse14 .cse10 .cse15) (and .cse1 .cse2 .cse3 .cse4 .cse17 .cse11 .cse12 .cse6 .cse7 .cse8 .cse9 .cse13 .cse14 .cse10 .cse15))) [2021-12-21 10:20:21,850 INFO L858 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2021-12-21 10:20:21,850 INFO L858 garLoopResultBuilder]: For program point L508(lines 508 510) no Hoare annotation was computed. [2021-12-21 10:20:21,850 INFO L858 garLoopResultBuilder]: For program point L508-2(lines 219 558) no Hoare annotation was computed. [2021-12-21 10:20:21,850 INFO L858 garLoopResultBuilder]: For program point L343(lines 343 374) no Hoare annotation was computed. [2021-12-21 10:20:21,851 INFO L858 garLoopResultBuilder]: For program point L410(lines 410 412) no Hoare annotation was computed. [2021-12-21 10:20:21,851 INFO L858 garLoopResultBuilder]: For program point L212(lines 212 562) no Hoare annotation was computed. [2021-12-21 10:20:21,851 INFO L858 garLoopResultBuilder]: For program point L179(lines 179 573) no Hoare annotation was computed. [2021-12-21 10:20:21,851 INFO L858 garLoopResultBuilder]: For program point L146(lines 146 584) no Hoare annotation was computed. [2021-12-21 10:20:21,851 INFO L858 garLoopResultBuilder]: For program point L113(lines 113 595) no Hoare annotation was computed. [2021-12-21 10:20:21,852 INFO L861 garLoopResultBuilder]: At program point L642(lines 633 644) the Hoare annotation is: true [2021-12-21 10:20:21,852 INFO L858 garLoopResultBuilder]: For program point L477(lines 477 479) no Hoare annotation was computed. [2021-12-21 10:20:21,852 INFO L858 garLoopResultBuilder]: For program point L246(lines 246 249) no Hoare annotation was computed. [2021-12-21 10:20:21,852 INFO L854 garLoopResultBuilder]: At program point L213(lines 209 563) 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|))))) [2021-12-21 10:20:21,852 INFO L854 garLoopResultBuilder]: At program point L114(lines 113 595) 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))) [2021-12-21 10:20:21,852 INFO L858 garLoopResultBuilder]: For program point L313(lines 313 320) no Hoare annotation was computed. [2021-12-21 10:20:21,853 INFO L858 garLoopResultBuilder]: For program point L313-2(lines 313 320) no Hoare annotation was computed. [2021-12-21 10:20:21,853 INFO L858 garLoopResultBuilder]: For program point L215(lines 215 561) no Hoare annotation was computed. [2021-12-21 10:20:21,853 INFO L858 garLoopResultBuilder]: For program point L182(lines 182 572) no Hoare annotation was computed. [2021-12-21 10:20:21,853 INFO L858 garLoopResultBuilder]: For program point L149(lines 149 583) no Hoare annotation was computed. [2021-12-21 10:20:21,853 INFO L858 garLoopResultBuilder]: For program point L116(lines 116 594) no Hoare annotation was computed. [2021-12-21 10:20:21,853 INFO L858 garLoopResultBuilder]: For program point L546(lines 546 552) no Hoare annotation was computed. [2021-12-21 10:20:21,853 INFO L858 garLoopResultBuilder]: For program point L546-1(lines 546 552) no Hoare annotation was computed. [2021-12-21 10:20:21,854 INFO L858 garLoopResultBuilder]: For program point L348(lines 348 372) no Hoare annotation was computed. [2021-12-21 10:20:21,854 INFO L854 garLoopResultBuilder]: At program point L216(lines 215 561) the Hoare annotation is: (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) [2021-12-21 10:20:21,854 INFO L854 garLoopResultBuilder]: At program point L183(lines 179 573) the Hoare annotation is: (let ((.cse15 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse16 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse17 (not (<= 8656 |ULTIMATE.start_ssl3_accept_~s__state~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))) (.cse14 (= 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| 8480))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse11 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse12 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse13 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse14 .cse6 .cse7 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656) .cse8 .cse9 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse15 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse16 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse15 .cse6 .cse7 .cse8 .cse9 .cse12 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse6 .cse7 .cse8 .cse9 .cse16 .cse12 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse14 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13))) [2021-12-21 10:20:21,854 INFO L854 garLoopResultBuilder]: At program point L150(lines 146 584) the Hoare annotation is: (let ((.cse16 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse17 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse15 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse11 (= |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 (= 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))) (.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 .cse1 .cse2 .cse3 .cse4 .cse15 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse16 .cse6 .cse7 .cse8 .cse9 .cse10 .cse12 .cse13 .cse14) (and .cse17 .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse16 .cse6 .cse7 .cse8 .cse9 .cse10 .cse13) (and .cse17 .cse0 .cse1 .cse2 .cse3 .cse4 .cse15 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse4 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse11 .cse13) (and .cse0 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse12 .cse13 .cse14))) [2021-12-21 10:20:21,854 INFO L858 garLoopResultBuilder]: For program point L283(lines 283 285) no Hoare annotation was computed. [2021-12-21 10:20:21,854 INFO L858 garLoopResultBuilder]: For program point L283-2(lines 219 558) no Hoare annotation was computed. [2021-12-21 10:20:21,855 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-21 10:20:21,855 INFO L858 garLoopResultBuilder]: For program point L317(lines 317 319) no Hoare annotation was computed. [2021-12-21 10:20:21,855 INFO L858 garLoopResultBuilder]: For program point L251(lines 251 262) no Hoare annotation was computed. [2021-12-21 10:20:21,855 INFO L854 garLoopResultBuilder]: At program point L218(lines 217 561) the Hoare annotation is: (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) [2021-12-21 10:20:21,855 INFO L858 garLoopResultBuilder]: For program point L185(lines 185 571) no Hoare annotation was computed. [2021-12-21 10:20:21,855 INFO L858 garLoopResultBuilder]: For program point L152(lines 152 582) no Hoare annotation was computed. [2021-12-21 10:20:21,855 INFO L858 garLoopResultBuilder]: For program point L119(lines 119 593) no Hoare annotation was computed. [2021-12-21 10:20:21,856 INFO L861 garLoopResultBuilder]: At program point L615(lines 109 616) the Hoare annotation is: true [2021-12-21 10:20:21,856 INFO L858 garLoopResultBuilder]: For program point L549(lines 549 551) no Hoare annotation was computed. [2021-12-21 10:20:21,856 INFO L858 garLoopResultBuilder]: For program point L517(lines 517 520) no Hoare annotation was computed. [2021-12-21 10:20:21,856 INFO L858 garLoopResultBuilder]: For program point L451(lines 451 453) no Hoare annotation was computed. [2021-12-21 10:20:21,856 INFO L858 garLoopResultBuilder]: For program point L352(lines 352 356) no Hoare annotation was computed. [2021-12-21 10:20:21,856 INFO L858 garLoopResultBuilder]: For program point L352-2(lines 352 356) no Hoare annotation was computed. [2021-12-21 10:20:21,856 INFO L858 garLoopResultBuilder]: For program point L253(lines 253 256) no Hoare annotation was computed. [2021-12-21 10:20:21,856 INFO L858 garLoopResultBuilder]: For program point L386(lines 386 418) no Hoare annotation was computed. [2021-12-21 10:20:21,857 INFO L858 garLoopResultBuilder]: For program point L188(lines 188 570) no Hoare annotation was computed. [2021-12-21 10:20:21,857 INFO L858 garLoopResultBuilder]: For program point L155(lines 155 581) no Hoare annotation was computed. [2021-12-21 10:20:21,857 INFO L858 garLoopResultBuilder]: For program point L122(lines 122 592) no Hoare annotation was computed. [2021-12-21 10:20:21,857 INFO L858 garLoopResultBuilder]: For program point L486(lines 486 488) no Hoare annotation was computed. [2021-12-21 10:20:21,857 INFO L858 garLoopResultBuilder]: For program point L486-2(lines 219 558) no Hoare annotation was computed. [2021-12-21 10:20:21,857 INFO L858 garLoopResultBuilder]: For program point L387(lines 387 393) no Hoare annotation was computed. [2021-12-21 10:20:21,858 INFO L854 garLoopResultBuilder]: At program point L222(lines 116 594) the Hoare annotation is: (let ((.cse0 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse19 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse7 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse12 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse18 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse16 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.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| 8545))) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse8 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse9 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse11 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse13 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse14 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse17 (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 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse16 .cse17 .cse15) (and .cse18 .cse1 .cse19 .cse8 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse16 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse19 .cse6 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse18 .cse1 .cse7 .cse8 .cse17) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse19 .cse6 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse17 .cse15) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse17 .cse15) (and .cse18 .cse1 .cse8 .cse16 .cse17) (and .cse1 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse2 .cse3 .cse4 .cse5 .cse6 .cse8 .cse9 .cse10 .cse11 .cse13 .cse14 .cse17 .cse15))) [2021-12-21 10:20:21,858 INFO L854 garLoopResultBuilder]: At program point L189(lines 185 571) the Hoare annotation is: (let ((.cse15 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse16 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse17 (not (<= 8656 |ULTIMATE.start_ssl3_accept_~s__state~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))) (.cse14 (= 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| 8480))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse11 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse12 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse13 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse14 .cse6 .cse7 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656) .cse8 .cse9 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse15 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse16 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse15 .cse6 .cse7 .cse8 .cse9 .cse12 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse6 .cse7 .cse8 .cse9 .cse16 .cse12 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse14 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13))) [2021-12-21 10:20:21,858 INFO L854 garLoopResultBuilder]: At program point L156(lines 152 582) the Hoare annotation is: (let ((.cse0 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse16 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.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))) (.cse17 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse12 (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| 8480))) (.cse13 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse14 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse10 (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) (and (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse1 .cse2 .cse3 .cse4 .cse11 .cse12 .cse6 .cse7 .cse8 .cse9 .cse13 .cse14 .cse10 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse16 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse17 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse1 .cse2 .cse3 .cse4 .cse11 .cse5 .cse12 .cse6 .cse7 .cse8 .cse9 .cse13 .cse14 .cse10 .cse15) (and .cse1 .cse2 .cse3 .cse4 .cse11 .cse12 .cse6 .cse7 .cse8 .cse9 .cse13 .cse16 .cse14 .cse10 .cse15) (and .cse1 .cse2 .cse3 .cse4 .cse17 .cse11 .cse12 .cse6 .cse7 .cse8 .cse9 .cse13 .cse14 .cse10 .cse15))) [2021-12-21 10:20:21,858 INFO L858 garLoopResultBuilder]: For program point L454(lines 454 463) no Hoare annotation was computed. [2021-12-21 10:20:21,858 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-21 10:20:21,858 INFO L858 garLoopResultBuilder]: For program point L620(lines 620 622) no Hoare annotation was computed. [2021-12-21 10:20:21,859 INFO L858 garLoopResultBuilder]: For program point L620-2(lines 620 622) no Hoare annotation was computed. [2021-12-21 10:20:21,859 INFO L858 garLoopResultBuilder]: For program point L191(lines 191 569) no Hoare annotation was computed. [2021-12-21 10:20:21,859 INFO L858 garLoopResultBuilder]: For program point L158(lines 158 580) no Hoare annotation was computed. [2021-12-21 10:20:21,859 INFO L858 garLoopResultBuilder]: For program point L125(lines 125 591) no Hoare annotation was computed. [2021-12-21 10:20:21,859 INFO L858 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-12-21 10:20:21,859 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-21 10:20:21,859 INFO L861 garLoopResultBuilder]: At program point L623(lines 23 627) the Hoare annotation is: true [2021-12-21 10:20:21,859 INFO L858 garLoopResultBuilder]: For program point L458(lines 458 460) no Hoare annotation was computed. [2021-12-21 10:20:21,860 INFO L858 garLoopResultBuilder]: For program point L227(lines 227 229) no Hoare annotation was computed. [2021-12-21 10:20:21,860 INFO L858 garLoopResultBuilder]: For program point L194(lines 194 568) no Hoare annotation was computed. [2021-12-21 10:20:21,860 INFO L858 garLoopResultBuilder]: For program point L161(lines 161 579) no Hoare annotation was computed. [2021-12-21 10:20:21,860 INFO L858 garLoopResultBuilder]: For program point L227-2(lines 227 229) no Hoare annotation was computed. [2021-12-21 10:20:21,860 INFO L858 garLoopResultBuilder]: For program point L128(lines 128 590) no Hoare annotation was computed. [2021-12-21 10:20:21,860 INFO L858 garLoopResultBuilder]: For program point L525(lines 525 531) no Hoare annotation was computed. [2021-12-21 10:20:21,860 INFO L858 garLoopResultBuilder]: For program point L492(lines 492 496) no Hoare annotation was computed. [2021-12-21 10:20:21,861 INFO L858 garLoopResultBuilder]: For program point L492-2(lines 492 496) no Hoare annotation was computed. [2021-12-21 10:20:21,861 INFO L858 garLoopResultBuilder]: For program point L360(lines 360 368) no Hoare annotation was computed. [2021-12-21 10:20:21,861 INFO L854 garLoopResultBuilder]: At program point L195(lines 191 569) the Hoare annotation is: (let ((.cse15 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse16 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse17 (not (<= 8656 |ULTIMATE.start_ssl3_accept_~s__state~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))) (.cse14 (= 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| 8480))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse11 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse12 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse13 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse14 .cse6 .cse7 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656) .cse8 .cse9 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse15 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse16 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse15 .cse6 .cse7 .cse8 .cse9 .cse12 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse6 .cse7 .cse8 .cse9 .cse16 .cse12 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse14 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13))) [2021-12-21 10:20:21,861 INFO L854 garLoopResultBuilder]: At program point L162(lines 158 580) the Hoare annotation is: (let ((.cse0 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse16 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.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))) (.cse17 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse12 (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| 8480))) (.cse13 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse14 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse10 (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) (and (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse1 .cse2 .cse3 .cse4 .cse11 .cse12 .cse6 .cse7 .cse8 .cse9 .cse13 .cse14 .cse10 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse16 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse17 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse1 .cse2 .cse3 .cse4 .cse11 .cse5 .cse12 .cse6 .cse7 .cse8 .cse9 .cse13 .cse14 .cse10 .cse15) (and .cse1 .cse2 .cse3 .cse4 .cse11 .cse12 .cse6 .cse7 .cse8 .cse9 .cse13 .cse16 .cse14 .cse10 .cse15) (and .cse1 .cse2 .cse3 .cse4 .cse17 .cse11 .cse12 .cse6 .cse7 .cse8 .cse9 .cse13 .cse14 .cse10 .cse15))) [2021-12-21 10:20:21,861 INFO L858 garLoopResultBuilder]: For program point L96(lines 96 98) no Hoare annotation was computed. [2021-12-21 10:20:21,861 INFO L858 garLoopResultBuilder]: For program point L96-2(lines 93 99) no Hoare annotation was computed. [2021-12-21 10:20:21,862 INFO L854 garLoopResultBuilder]: At program point L559(lines 110 614) the Hoare annotation is: (let ((.cse12 (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (let ((.cse11 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse0 (not .cse12)) (.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 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (.cse13 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse10 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse14 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse9 (= |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) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse7 .cse9 .cse8) (and .cse4 .cse10) (and (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse11 .cse8) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 3) (and .cse11 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) .cse12) (and .cse11 .cse10) (and .cse13 .cse14 .cse15) (and .cse4 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse13 .cse6 .cse7 .cse8) (and .cse9 .cse10) (and .cse13 .cse10) (and .cse14 .cse9 .cse15)))) [2021-12-21 10:20:21,862 INFO L854 garLoopResultBuilder]: At program point L361(lines 336 379) the Hoare annotation is: (let ((.cse0 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse16 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.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))) (.cse17 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse12 (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| 8480))) (.cse13 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse14 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse10 (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) (and (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse1 .cse2 .cse3 .cse4 .cse11 .cse12 .cse6 .cse7 .cse8 .cse9 .cse13 .cse14 .cse10 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse16 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse17 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse1 .cse2 .cse3 .cse4 .cse11 .cse5 .cse12 .cse6 .cse7 .cse8 .cse9 .cse13 .cse14 .cse10 .cse15) (and .cse1 .cse2 .cse3 .cse4 .cse11 .cse12 .cse6 .cse7 .cse8 .cse9 .cse13 .cse16 .cse14 .cse10 .cse15) (and .cse1 .cse2 .cse3 .cse4 .cse17 .cse11 .cse12 .cse6 .cse7 .cse8 .cse9 .cse13 .cse14 .cse10 .cse15))) [2021-12-21 10:20:21,862 INFO L858 garLoopResultBuilder]: For program point L428(lines 428 430) no Hoare annotation was computed. [2021-12-21 10:20:21,862 INFO L854 garLoopResultBuilder]: At program point L395(lines 386 418) the Hoare annotation is: (let ((.cse12 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse14 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse15 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse16 (<= |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))) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse17 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.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 (= 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))) (.cse13 (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) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse14 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse13) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse15 .cse13 .cse16) (and .cse1 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse15 .cse13 .cse16) (and .cse1 .cse2 .cse3 .cse4 .cse14 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse15 .cse13 .cse16) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse17 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse15 .cse13 .cse16) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse17 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse13))) [2021-12-21 10:20:21,862 INFO L858 garLoopResultBuilder]: For program point L296(lines 296 298) no Hoare annotation was computed. [2021-12-21 10:20:21,863 INFO L858 garLoopResultBuilder]: For program point L296-2(lines 219 558) no Hoare annotation was computed. [2021-12-21 10:20:21,863 INFO L858 garLoopResultBuilder]: For program point L197(lines 197 567) no Hoare annotation was computed. [2021-12-21 10:20:21,863 INFO L858 garLoopResultBuilder]: For program point L164(lines 164 578) no Hoare annotation was computed. [2021-12-21 10:20:21,863 INFO L858 garLoopResultBuilder]: For program point L131(lines 131 589) no Hoare annotation was computed. [2021-12-21 10:20:21,863 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-21 10:20:21,863 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 630) no Hoare annotation was computed. [2021-12-21 10:20:21,863 INFO L858 garLoopResultBuilder]: For program point L528(lines 528 530) no Hoare annotation was computed. [2021-12-21 10:20:21,864 INFO L858 garLoopResultBuilder]: For program point L528-2(lines 219 558) no Hoare annotation was computed. [2021-12-21 10:20:21,864 INFO L858 garLoopResultBuilder]: For program point L363(lines 363 365) no Hoare annotation was computed. [2021-12-21 10:20:21,864 INFO L858 garLoopResultBuilder]: For program point L330(lines 330 334) no Hoare annotation was computed. [2021-12-21 10:20:21,864 INFO L858 garLoopResultBuilder]: For program point L330-2(lines 219 558) no Hoare annotation was computed. [2021-12-21 10:20:21,864 INFO L854 garLoopResultBuilder]: At program point L132(lines 128 590) the Hoare annotation is: (let ((.cse14 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse16 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse17 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse10 (= |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))) (.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))) (.cse11 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse12 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse13 (<= |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) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse14 .cse5 .cse6 .cse7 .cse8 .cse9 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse15 .cse16 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse17 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse16 .cse4 .cse14 .cse5 .cse6 .cse7 .cse8 .cse9 .cse17 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse16 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse17 .cse10 .cse12) (and .cse0 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse15 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse11 .cse12 .cse13))) [2021-12-21 10:20:21,864 INFO L858 garLoopResultBuilder]: For program point L232(lines 232 234) no Hoare annotation was computed. [2021-12-21 10:20:21,864 INFO L858 garLoopResultBuilder]: For program point L596(lines 596 612) no Hoare annotation was computed. [2021-12-21 10:20:21,865 INFO L858 garLoopResultBuilder]: For program point L398(lines 398 416) no Hoare annotation was computed. [2021-12-21 10:20:21,865 INFO L858 garLoopResultBuilder]: For program point L200(lines 200 566) no Hoare annotation was computed. [2021-12-21 10:20:21,865 INFO L858 garLoopResultBuilder]: For program point L167(lines 167 577) no Hoare annotation was computed. [2021-12-21 10:20:21,865 INFO L858 garLoopResultBuilder]: For program point L134(lines 134 588) no Hoare annotation was computed. [2021-12-21 10:20:21,865 INFO L858 garLoopResultBuilder]: For program point L101(lines 101 105) no Hoare annotation was computed. [2021-12-21 10:20:21,865 INFO L858 garLoopResultBuilder]: For program point L101-1(lines 84 626) no Hoare annotation was computed. [2021-12-21 10:20:21,868 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, 1] [2021-12-21 10:20:21,870 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-21 10:20:21,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 10:20:21 BoogieIcfgContainer [2021-12-21 10:20:21,913 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-21 10:20:21,914 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-21 10:20:21,914 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-21 10:20:21,915 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-21 10:20:21,915 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:19:54" (3/4) ... [2021-12-21 10:20:21,918 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-21 10:20:21,931 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-21 10:20:21,936 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-21 10:20:21,937 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-21 10:20:21,938 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-21 10:20:22,035 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-21 10:20:22,036 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-21 10:20:22,036 INFO L158 Benchmark]: Toolchain (without parser) took 28844.85ms. Allocated memory was 109.1MB in the beginning and 427.8MB in the end (delta: 318.8MB). Free memory was 83.0MB in the beginning and 228.4MB in the end (delta: -145.4MB). Peak memory consumption was 173.1MB. Max. memory is 16.1GB. [2021-12-21 10:20:22,036 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory was 66.3MB in the beginning and 66.2MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 10:20:22,039 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.47ms. Allocated memory is still 109.1MB. Free memory was 82.9MB in the beginning and 81.1MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-21 10:20:22,039 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.04ms. Allocated memory is still 109.1MB. Free memory was 81.1MB in the beginning and 78.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-21 10:20:22,044 INFO L158 Benchmark]: Boogie Preprocessor took 26.93ms. Allocated memory is still 109.1MB. Free memory was 78.0MB in the beginning and 76.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-21 10:20:22,044 INFO L158 Benchmark]: RCFGBuilder took 695.69ms. Allocated memory was 109.1MB in the beginning and 155.2MB in the end (delta: 46.1MB). Free memory was 75.9MB in the beginning and 124.0MB in the end (delta: -48.1MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2021-12-21 10:20:22,044 INFO L158 Benchmark]: TraceAbstraction took 27548.09ms. Allocated memory was 155.2MB in the beginning and 427.8MB in the end (delta: 272.6MB). Free memory was 123.6MB in the beginning and 245.2MB in the end (delta: -121.6MB). Peak memory consumption was 257.9MB. Max. memory is 16.1GB. [2021-12-21 10:20:22,046 INFO L158 Benchmark]: Witness Printer took 121.60ms. Allocated memory is still 427.8MB. Free memory was 245.2MB in the beginning and 228.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-21 10:20:22,047 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory was 66.3MB in the beginning and 66.2MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.47ms. Allocated memory is still 109.1MB. Free memory was 82.9MB in the beginning and 81.1MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.04ms. Allocated memory is still 109.1MB. Free memory was 81.1MB in the beginning and 78.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.93ms. Allocated memory is still 109.1MB. Free memory was 78.0MB in the beginning and 76.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 695.69ms. Allocated memory was 109.1MB in the beginning and 155.2MB in the end (delta: 46.1MB). Free memory was 75.9MB in the beginning and 124.0MB in the end (delta: -48.1MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * TraceAbstraction took 27548.09ms. Allocated memory was 155.2MB in the beginning and 427.8MB in the end (delta: 272.6MB). Free memory was 123.6MB in the beginning and 245.2MB in the end (delta: -121.6MB). Peak memory consumption was 257.9MB. Max. memory is 16.1GB. * Witness Printer took 121.60ms. Allocated memory is still 427.8MB. Free memory was 245.2MB in the beginning and 228.4MB 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: 630]: 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, 144 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 27.5s, OverallIterations: 33, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 4.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3928 SdHoareTripleChecker+Valid, 2.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3928 mSDsluCounter, 9832 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3344 mSDsCounter, 941 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3412 IncrementalHoareTripleChecker+Invalid, 4353 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 941 mSolverCounterUnsat, 6488 mSDtfsCounter, 3412 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3835 GetRequests, 3783 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4262occurred in iteration=23, 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, 33 MinimizatonAttempts, 2102 StatesRemovedByMinimization, 23 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 28 LocationsWithAnnotation, 28 PreInvPairs, 443 NumberOfFragments, 6546 HoareAnnotationTreeSize, 28 FomulaSimplifications, 27679 FormulaSimplificationTreeSizeReduction, 3.3s HoareSimplificationTime, 28 FomulaSimplificationsInter, 66868 FormulaSimplificationTreeSizeReductionInter, 8.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 10746 NumberOfCodeBlocks, 10746 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 12001 ConstructedInterpolants, 0 QuantifiedInterpolants, 16552 SizeOfPredicates, 2 NumberOfNonLiveVariables, 3870 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 40 InterpolantComputations, 31 PerfectInterpolantSequences, 61230/61544 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: 23]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: ((((((((((((((((((!(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)) && blastFlag == 0) && !(8560 == s__state)) || (((((((((((((!(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)) && !(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)) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(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)) && !(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)) && !(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)) && !(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)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && !(8560 == s__state)) - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: 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)) && !(8560 == s__state)) && s__state <= 8672 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: (((((((((((((!(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)) && !(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)) && !(8560 == s__state)) && s__state <= 8672)) || (((((((((((!(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)) && blastFlag == 0) && !(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)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: (((((((((((((((((((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)) && 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)) && !(8560 == 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)) && !(s__state == 8480)) && !(s__state == 8656)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(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)) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((!(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)) && !(8560 == s__state)) && !(8656 <= 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)) && blastFlag == 0) && !(8560 == s__state)) && !(8656 <= 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)) && !(s__state == 8480)) && !(s__state == 8656)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: (((((((((((((((!(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)) && !(8560 == 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)) && 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)) && blastFlag == 0) && !(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)) && !(8560 == 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)) && !(s__state == 8480)) && !(s__state == 8656)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(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)) && blastFlag == 0) && !(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)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: (((((((((((((((!(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)) && !(8560 == 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)) && 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)) && blastFlag == 0) && !(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)) && !(8560 == 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)) && !(s__state == 8480)) && !(s__state == 8656)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(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)) && blastFlag == 0) && !(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)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 110]: 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)) && 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)) && blastFlag == 0) && s__state <= 8672)) || (2 == blastFlag && !(0 == s__hit))) || ((8672 <= s__state && 3 == blastFlag) && s__state <= 8672)) || s__state <= 3) || ((3 == blastFlag && 3 == s__s3__tmp__next_state___0) && 8448 == s__state)) || (3 == blastFlag && !(0 == s__hit))) || ((blastFlag == 1 && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || ((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || ((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(8497 == s__state)) && !(s__state == 8480)) && s__state <= 8672)) || (blastFlag == 0 && !(0 == s__hit))) || (blastFlag == 1 && !(0 == s__hit))) || ((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 0) && s__state <= 8576) - InvariantResult [Line: 110]: 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)) && 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)) && blastFlag == 0) && s__state <= 8672)) || (2 == blastFlag && !(0 == s__hit))) || ((8672 <= s__state && 3 == blastFlag) && s__state <= 8672)) || s__state <= 3) || ((3 == blastFlag && 3 == s__s3__tmp__next_state___0) && 8448 == s__state)) || (3 == blastFlag && !(0 == s__hit))) || ((blastFlag == 1 && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || ((2 == blastFlag && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || ((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(8497 == s__state)) && !(s__state == 8480)) && s__state <= 8672)) || (blastFlag == 0 && !(0 == s__hit))) || (blastFlag == 1 && !(0 == s__hit))) || ((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 0) && s__state <= 8576) - InvariantResult [Line: 633]: 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)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && blastFlag == 0) && !(8560 == s__state)) || (((((((((((((!(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)) && !(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)) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(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)) && !(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)) && !(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)) && !(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)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && !(8560 == s__state)) - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: ((((((((((((((((((!(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)) && blastFlag == 0) && !(8560 == s__state)) || (((((((((((((!(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)) && !(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)) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(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)) && !(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)) && !(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)) && !(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)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && !(8560 == s__state)) - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((!(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)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && !(8560 == s__state)) || (((((((((((((((!(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))) || (((((((((((((((!(8576 <= s__state) && !(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) && !(8560 == s__state))) || (((((((((((((((!(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)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && !(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 == 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: 113]: 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: 176]: Loop Invariant Derived loop invariant: ((((((((blastFlag == 1 && 8448 == s__state) && !(0 == s__hit)) || ((8448 == s__state && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 0)) || ((8448 == s__state && blastFlag == 0) && !(0 == s__hit))) || ((2 == blastFlag && 8448 == s__state) && !(0 == s__hit))) || ((3 == blastFlag && 8448 == s__state) && !(0 == s__hit))) || ((3 == blastFlag && 3 == s__s3__tmp__next_state___0) && 8448 == s__state)) || ((blastFlag == 1 && 8448 == s__state) && s__s3__tmp__next_state___0 <= 8576)) || ((2 == blastFlag && 8448 == s__state) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (((((((((((((((((((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)) && 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)) && !(8560 == 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)) && !(s__state == 8480)) && !(s__state == 8656)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(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)) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((!(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)) && !(8560 == s__state)) && !(8656 <= 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)) && blastFlag == 0) && !(8560 == s__state)) && !(8656 <= 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)) && !(s__state == 8480)) && !(s__state == 8656)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 209]: 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: 128]: 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)) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) || (((((((((((((!(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)) && !(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 == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(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 < 8576) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(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 < 8576) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8656)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 0) && !(8560 == s__state))) || (((((((((((((!(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)) && !(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)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: (((((((((((((((!(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)) && !(8560 == 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)) && 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)) && blastFlag == 0) && !(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)) && !(8560 == 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)) && !(s__state == 8480)) && !(s__state == 8656)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(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)) && blastFlag == 0) && !(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)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: ((((((((((((((((((!(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)) || ((((((((((((((!(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)) && blastFlag == 0) && !(0 == s__hit)) && s__state <= 8672)) || ((((((((((((((!(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)) && !(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)) && blastFlag == 0)) || ((((((((((((((!(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)) && !(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)) && !(0 == s__hit)) && s__state <= 8672)) || (((((((((((((!(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)) - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((((((((((((((((((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)) && 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)) && !(8560 == 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)) && !(s__state == 8480)) && !(s__state == 8656)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(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)) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((!(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)) && !(8560 == s__state)) && !(8656 <= 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)) && blastFlag == 0) && !(8560 == s__state)) && !(8656 <= 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)) && !(s__state == 8480)) && !(s__state == 8656)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 146]: 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)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && blastFlag == 0) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) || ((((((((((((((!(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)) && !(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)) && !(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)) && !(8560 == s__state))) || (((((((((((((!(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)) && !(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)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 0) && !(8560 == s__state))) || ((((((((((((((!(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)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: ((((((((((((!(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)) && !(8560 == 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)) && !(8560 == s__state)) && !(8656 <= 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)) && blastFlag == 0) && !(8560 == s__state)) && !(8656 <= 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)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: (((((((((((((((!(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)) && !(8560 == 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)) && 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)) && blastFlag == 0) && !(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)) && !(8560 == 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)) && !(s__state == 8480)) && !(s__state == 8656)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(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)) && blastFlag == 0) && !(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)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8672) RESULT: Ultimate proved your program to be correct! [2021-12-21 10:20:22,108 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE