./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 053ed37729093871c2c498497e190e53b613cb8aee6f9e8241abee9e3eadcf24 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 13:56:15,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 13:56:15,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 13:56:15,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 13:56:15,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 13:56:15,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 13:56:15,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 13:56:15,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 13:56:15,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 13:56:15,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 13:56:15,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 13:56:15,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 13:56:15,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 13:56:15,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 13:56:15,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 13:56:15,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 13:56:15,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 13:56:15,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 13:56:15,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 13:56:15,195 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 13:56:15,197 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 13:56:15,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 13:56:15,198 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 13:56:15,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 13:56:15,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 13:56:15,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 13:56:15,203 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 13:56:15,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 13:56:15,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 13:56:15,205 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 13:56:15,206 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 13:56:15,206 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 13:56:15,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 13:56:15,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 13:56:15,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 13:56:15,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 13:56:15,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 13:56:15,209 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 13:56:15,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 13:56:15,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 13:56:15,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 13:56:15,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 13:56:15,212 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-07-14 13:56:15,236 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 13:56:15,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 13:56:15,238 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 13:56:15,238 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 13:56:15,239 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 13:56:15,239 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 13:56:15,239 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 13:56:15,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 13:56:15,240 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 13:56:15,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 13:56:15,241 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-14 13:56:15,241 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 13:56:15,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 13:56:15,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-14 13:56:15,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 13:56:15,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 13:56:15,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 13:56:15,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 13:56:15,242 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-07-14 13:56:15,243 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-14 13:56:15,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 13:56:15,243 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 13:56:15,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 13:56:15,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 13:56:15,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 13:56:15,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 13:56:15,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 13:56:15,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 13:56:15,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 13:56:15,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 13:56:15,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 13:56:15,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 13:56:15,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 13:56:15,245 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 053ed37729093871c2c498497e190e53b613cb8aee6f9e8241abee9e3eadcf24 [2022-07-14 13:56:15,421 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 13:56:15,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 13:56:15,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 13:56:15,446 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 13:56:15,447 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 13:56:15,448 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2022-07-14 13:56:15,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e5886a29/add6665027514260baf830453f2106c0/FLAGd5f2db4d9 [2022-07-14 13:56:15,848 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 13:56:15,848 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2022-07-14 13:56:15,869 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e5886a29/add6665027514260baf830453f2106c0/FLAGd5f2db4d9 [2022-07-14 13:56:16,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e5886a29/add6665027514260baf830453f2106c0 [2022-07-14 13:56:16,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 13:56:16,268 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 13:56:16,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 13:56:16,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 13:56:16,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 13:56:16,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 01:56:16" (1/1) ... [2022-07-14 13:56:16,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dc8942f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:56:16, skipping insertion in model container [2022-07-14 13:56:16,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 01:56:16" (1/1) ... [2022-07-14 13:56:16,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 13:56:16,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 13:56:16,447 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c[37884,37897] [2022-07-14 13:56:16,455 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 13:56:16,460 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 13:56:16,493 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c[37884,37897] [2022-07-14 13:56:16,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 13:56:16,514 INFO L208 MainTranslator]: Completed translation [2022-07-14 13:56:16,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:56:16 WrapperNode [2022-07-14 13:56:16,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 13:56:16,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 13:56:16,516 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 13:56:16,516 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 13:56:16,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:56:16" (1/1) ... [2022-07-14 13:56:16,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:56:16" (1/1) ... [2022-07-14 13:56:16,586 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 504 [2022-07-14 13:56:16,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 13:56:16,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 13:56:16,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 13:56:16,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 13:56:16,602 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:56:16" (1/1) ... [2022-07-14 13:56:16,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:56:16" (1/1) ... [2022-07-14 13:56:16,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:56:16" (1/1) ... [2022-07-14 13:56:16,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:56:16" (1/1) ... [2022-07-14 13:56:16,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:56:16" (1/1) ... [2022-07-14 13:56:16,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:56:16" (1/1) ... [2022-07-14 13:56:16,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:56:16" (1/1) ... [2022-07-14 13:56:16,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 13:56:16,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 13:56:16,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 13:56:16,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 13:56:16,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:56:16" (1/1) ... [2022-07-14 13:56:16,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 13:56:16,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 13:56:16,675 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) [2022-07-14 13:56:16,693 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 [2022-07-14 13:56:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 13:56:16,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 13:56:16,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 13:56:16,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 13:56:16,776 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 13:56:16,782 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 13:56:16,792 WARN L811 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-07-14 13:56:17,285 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2022-07-14 13:56:17,285 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2022-07-14 13:56:17,285 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 13:56:17,290 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 13:56:17,291 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-14 13:56:17,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 01:56:17 BoogieIcfgContainer [2022-07-14 13:56:17,292 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 13:56:17,294 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 13:56:17,294 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 13:56:17,296 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 13:56:17,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 01:56:16" (1/3) ... [2022-07-14 13:56:17,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c49b656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 01:56:17, skipping insertion in model container [2022-07-14 13:56:17,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:56:16" (2/3) ... [2022-07-14 13:56:17,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c49b656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 01:56:17, skipping insertion in model container [2022-07-14 13:56:17,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 01:56:17" (3/3) ... [2022-07-14 13:56:17,298 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt_3.BV.c.cil-2a.c [2022-07-14 13:56:17,308 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 13:56:17,308 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-07-14 13:56:17,346 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 13:56:17,350 INFO L357 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6b40b5dd, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@65a3462a [2022-07-14 13:56:17,350 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-07-14 13:56:17,354 INFO L276 IsEmpty]: Start isEmpty. Operand has 137 states, 134 states have (on average 1.7462686567164178) internal successors, (234), 136 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 13:56:17,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-07-14 13:56:17,358 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 13:56:17,358 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 13:56:17,359 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-07-14 13:56:17,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 13:56:17,363 INFO L85 PathProgramCache]: Analyzing trace with hash -729047963, now seen corresponding path program 1 times [2022-07-14 13:56:17,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 13:56:17,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209987736] [2022-07-14 13:56:17,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 13:56:17,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 13:56:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 13:56:17,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 13:56:17,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 13:56:17,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209987736] [2022-07-14 13:56:17,527 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209987736] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 13:56:17,527 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 13:56:17,528 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 13:56:17,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530020149] [2022-07-14 13:56:17,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 13:56:17,532 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 13:56:17,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 13:56:17,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 13:56:17,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 13:56:17,552 INFO L87 Difference]: Start difference. First operand has 137 states, 134 states have (on average 1.7462686567164178) internal successors, (234), 136 states have internal predecessors, (234), 0 states have call successors, (0), 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 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 13:56:17,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 13:56:17,744 INFO L93 Difference]: Finished difference Result 269 states and 461 transitions. [2022-07-14 13:56:17,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 13:56:17,746 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 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 18 [2022-07-14 13:56:17,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 13:56:17,757 INFO L225 Difference]: With dead ends: 269 [2022-07-14 13:56:17,757 INFO L226 Difference]: Without dead ends: 123 [2022-07-14 13:56:17,760 INFO L412 NwaCegarLoop]: 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 [2022-07-14 13:56:17,763 INFO L413 NwaCegarLoop]: 229 mSDtfsCounter, 8 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-14 13:56:17,764 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 340 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-14 13:56:17,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2022-07-14 13:56:17,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2022-07-14 13:56:17,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 121 states have (on average 1.56198347107438) internal successors, (189), 122 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 13:56:17,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 189 transitions. [2022-07-14 13:56:17,805 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 189 transitions. Word has length 18 [2022-07-14 13:56:17,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 13:56:17,806 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 189 transitions. [2022-07-14 13:56:17,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 13:56:17,806 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 189 transitions. [2022-07-14 13:56:17,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-07-14 13:56:17,808 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 13:56:17,808 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-07-14 13:56:17,808 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 13:56:17,809 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-07-14 13:56:17,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 13:56:17,809 INFO L85 PathProgramCache]: Analyzing trace with hash -628080443, now seen corresponding path program 1 times [2022-07-14 13:56:17,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 13:56:17,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306115033] [2022-07-14 13:56:17,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 13:56:17,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 13:56:17,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 13:56:17,907 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-14 13:56:17,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 13:56:17,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306115033] [2022-07-14 13:56:17,909 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306115033] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 13:56:17,909 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 13:56:17,909 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 13:56:17,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793137479] [2022-07-14 13:56:17,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 13:56:17,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 13:56:17,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 13:56:17,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 13:56:17,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 13:56:17,916 INFO L87 Difference]: Start difference. First operand 123 states and 189 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 13:56:17,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 13:56:17,954 INFO L93 Difference]: Finished difference Result 340 states and 527 transitions. [2022-07-14 13:56:17,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 13:56:17,956 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 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 30 [2022-07-14 13:56:17,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 13:56:17,957 INFO L225 Difference]: With dead ends: 340 [2022-07-14 13:56:17,959 INFO L226 Difference]: Without dead ends: 226 [2022-07-14 13:56:17,960 INFO L412 NwaCegarLoop]: 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 [2022-07-14 13:56:17,961 INFO L413 NwaCegarLoop]: 181 mSDtfsCounter, 146 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-14 13:56:17,963 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 344 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-14 13:56:17,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2022-07-14 13:56:17,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 226. [2022-07-14 13:56:17,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 224 states have (on average 1.5401785714285714) internal successors, (345), 225 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 13:56:17,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 345 transitions. [2022-07-14 13:56:17,981 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 345 transitions. Word has length 30 [2022-07-14 13:56:17,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 13:56:17,982 INFO L495 AbstractCegarLoop]: Abstraction has 226 states and 345 transitions. [2022-07-14 13:56:17,983 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 13:56:17,983 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 345 transitions. [2022-07-14 13:56:17,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-07-14 13:56:17,986 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 13:56:17,986 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-07-14 13:56:17,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 13:56:17,987 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-07-14 13:56:17,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 13:56:17,987 INFO L85 PathProgramCache]: Analyzing trace with hash -628082365, now seen corresponding path program 1 times [2022-07-14 13:56:17,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 13:56:17,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140451233] [2022-07-14 13:56:17,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 13:56:17,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 13:56:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 13:56:18,050 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-14 13:56:18,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 13:56:18,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140451233] [2022-07-14 13:56:18,051 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140451233] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 13:56:18,051 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 13:56:18,052 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-14 13:56:18,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742697416] [2022-07-14 13:56:18,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 13:56:18,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 13:56:18,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 13:56:18,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 13:56:18,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 13:56:18,054 INFO L87 Difference]: Start difference. First operand 226 states and 345 transitions. Second operand has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 13:56:18,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 13:56:18,203 INFO L93 Difference]: Finished difference Result 550 states and 860 transitions. [2022-07-14 13:56:18,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 13:56:18,204 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 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 30 [2022-07-14 13:56:18,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 13:56:18,207 INFO L225 Difference]: With dead ends: 550 [2022-07-14 13:56:18,207 INFO L226 Difference]: Without dead ends: 335 [2022-07-14 13:56:18,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 13:56:18,213 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 81 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-14 13:56:18,214 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 213 Invalid, 172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-14 13:56:18,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2022-07-14 13:56:18,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 309. [2022-07-14 13:56:18,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 309 states, 308 states have (on average 1.4545454545454546) internal successors, (448), 308 states have internal predecessors, (448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 13:56:18,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 448 transitions. [2022-07-14 13:56:18,240 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 448 transitions. Word has length 30 [2022-07-14 13:56:18,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 13:56:18,241 INFO L495 AbstractCegarLoop]: Abstraction has 309 states and 448 transitions. [2022-07-14 13:56:18,241 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 13:56:18,241 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 448 transitions. [2022-07-14 13:56:18,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-07-14 13:56:18,242 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 13:56:18,242 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-07-14 13:56:18,242 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 13:56:18,242 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-07-14 13:56:18,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 13:56:18,243 INFO L85 PathProgramCache]: Analyzing trace with hash 2004283461, now seen corresponding path program 1 times [2022-07-14 13:56:18,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 13:56:18,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641653978] [2022-07-14 13:56:18,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 13:56:18,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 13:56:18,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 13:56:18,276 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-14 13:56:18,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 13:56:18,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641653978] [2022-07-14 13:56:18,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641653978] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 13:56:18,277 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 13:56:18,277 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-14 13:56:18,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550409390] [2022-07-14 13:56:18,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 13:56:18,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 13:56:18,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 13:56:18,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 13:56:18,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 13:56:18,278 INFO L87 Difference]: Start difference. First operand 309 states and 448 transitions. Second operand has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 13:56:18,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 13:56:18,414 INFO L93 Difference]: Finished difference Result 744 states and 1102 transitions. [2022-07-14 13:56:18,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 13:56:18,414 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 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 31 [2022-07-14 13:56:18,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 13:56:18,415 INFO L225 Difference]: With dead ends: 744 [2022-07-14 13:56:18,415 INFO L226 Difference]: Without dead ends: 0 [2022-07-14 13:56:18,416 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 13:56:18,417 INFO L413 NwaCegarLoop]: 200 mSDtfsCounter, 101 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-14 13:56:18,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 235 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-14 13:56:18,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-14 13:56:18,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-14 13:56:18,418 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) [2022-07-14 13:56:18,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-14 13:56:18,418 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2022-07-14 13:56:18,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 13:56:18,418 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 13:56:18,418 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 13:56:18,418 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-14 13:56:18,419 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-14 13:56:18,420 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-07-14 13:56:18,421 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-07-14 13:56:18,421 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-14 13:56:18,422 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-14 13:56:18,454 INFO L899 garLoopResultBuilder]: For program point L367(lines 367 371) no Hoare annotation was computed. [2022-07-14 13:56:18,455 INFO L899 garLoopResultBuilder]: For program point L235(lines 235 252) no Hoare annotation was computed. [2022-07-14 13:56:18,455 INFO L899 garLoopResultBuilder]: For program point L202(lines 202 551) no Hoare annotation was computed. [2022-07-14 13:56:18,455 INFO L899 garLoopResultBuilder]: For program point L169(lines 169 562) no Hoare annotation was computed. [2022-07-14 13:56:18,455 INFO L899 garLoopResultBuilder]: For program point L235-2(lines 213 545) no Hoare annotation was computed. [2022-07-14 13:56:18,455 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 573) no Hoare annotation was computed. [2022-07-14 13:56:18,455 INFO L895 garLoopResultBuilder]: At program point L203(lines 199 552) the Hoare annotation is: (<= 4384 |ULTIMATE.start_ssl3_connect_~s__state~0#1|) [2022-07-14 13:56:18,456 INFO L895 garLoopResultBuilder]: At program point L137(lines 133 574) the Hoare annotation is: (<= 4384 |ULTIMATE.start_ssl3_connect_~s__state~0#1|) [2022-07-14 13:56:18,456 INFO L899 garLoopResultBuilder]: For program point L501-1(lines 501 513) no Hoare annotation was computed. [2022-07-14 13:56:18,456 INFO L899 garLoopResultBuilder]: For program point L435(lines 435 439) no Hoare annotation was computed. [2022-07-14 13:56:18,456 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 242) no Hoare annotation was computed. [2022-07-14 13:56:18,456 INFO L899 garLoopResultBuilder]: For program point L205(lines 205 550) no Hoare annotation was computed. [2022-07-14 13:56:18,456 INFO L899 garLoopResultBuilder]: For program point L172(lines 172 561) no Hoare annotation was computed. [2022-07-14 13:56:18,456 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 572) no Hoare annotation was computed. [2022-07-14 13:56:18,456 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 540) no Hoare annotation was computed. [2022-07-14 13:56:18,457 INFO L895 garLoopResultBuilder]: At program point L206(lines 205 550) the Hoare annotation is: (<= |ULTIMATE.start_ssl3_connect_~s__state~0#1| 4384) [2022-07-14 13:56:18,457 INFO L895 garLoopResultBuilder]: At program point L173(lines 163 564) the Hoare annotation is: (<= 4384 |ULTIMATE.start_ssl3_connect_~s__state~0#1|) [2022-07-14 13:56:18,457 INFO L899 garLoopResultBuilder]: For program point L504(lines 504 509) no Hoare annotation was computed. [2022-07-14 13:56:18,457 INFO L899 garLoopResultBuilder]: For program point L471(lines 471 482) no Hoare annotation was computed. [2022-07-14 13:56:18,457 INFO L899 garLoopResultBuilder]: For program point L471-1(lines 471 482) no Hoare annotation was computed. [2022-07-14 13:56:18,457 INFO L899 garLoopResultBuilder]: For program point L273(lines 273 277) no Hoare annotation was computed. [2022-07-14 13:56:18,457 INFO L899 garLoopResultBuilder]: For program point L273-2(lines 213 545) no Hoare annotation was computed. [2022-07-14 13:56:18,457 INFO L899 garLoopResultBuilder]: For program point L406(lines 406 410) no Hoare annotation was computed. [2022-07-14 13:56:18,458 INFO L899 garLoopResultBuilder]: For program point L340(lines 340 344) no Hoare annotation was computed. [2022-07-14 13:56:18,458 INFO L899 garLoopResultBuilder]: For program point L340-2(lines 213 545) no Hoare annotation was computed. [2022-07-14 13:56:18,458 INFO L899 garLoopResultBuilder]: For program point L208(lines 208 549) no Hoare annotation was computed. [2022-07-14 13:56:18,458 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 560) no Hoare annotation was computed. [2022-07-14 13:56:18,458 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 571) no Hoare annotation was computed. [2022-07-14 13:56:18,458 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 76 630) no Hoare annotation was computed. [2022-07-14 13:56:18,458 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 479) no Hoare annotation was computed. [2022-07-14 13:56:18,458 INFO L902 garLoopResultBuilder]: At program point L209(lines 208 549) the Hoare annotation is: true [2022-07-14 13:56:18,458 INFO L895 garLoopResultBuilder]: At program point L143(lines 139 572) the Hoare annotation is: (<= 4384 |ULTIMATE.start_ssl3_connect_~s__state~0#1|) [2022-07-14 13:56:18,459 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-07-14 13:56:18,459 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 248) no Hoare annotation was computed. [2022-07-14 13:56:18,459 INFO L902 garLoopResultBuilder]: At program point L640(lines 632 642) the Hoare annotation is: true [2022-07-14 13:56:18,459 INFO L899 garLoopResultBuilder]: For program point L310(lines 310 314) no Hoare annotation was computed. [2022-07-14 13:56:18,459 INFO L899 garLoopResultBuilder]: For program point L178(lines 178 559) no Hoare annotation was computed. [2022-07-14 13:56:18,459 INFO L899 garLoopResultBuilder]: For program point L145(lines 145 570) no Hoare annotation was computed. [2022-07-14 13:56:18,459 INFO L899 garLoopResultBuilder]: For program point L112(lines 112 581) no Hoare annotation was computed. [2022-07-14 13:56:18,459 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 447) no Hoare annotation was computed. [2022-07-14 13:56:18,459 INFO L899 garLoopResultBuilder]: For program point L443-2(lines 213 545) no Hoare annotation was computed. [2022-07-14 13:56:18,460 INFO L899 garLoopResultBuilder]: For program point L311(line 311) no Hoare annotation was computed. [2022-07-14 13:56:18,460 INFO L899 garLoopResultBuilder]: For program point L311-2(line 311) no Hoare annotation was computed. [2022-07-14 13:56:18,460 INFO L902 garLoopResultBuilder]: At program point L212(lines 211 548) the Hoare annotation is: true [2022-07-14 13:56:18,460 INFO L895 garLoopResultBuilder]: At program point L179(lines 175 560) the Hoare annotation is: (<= 4384 |ULTIMATE.start_ssl3_connect_~s__state~0#1|) [2022-07-14 13:56:18,460 INFO L899 garLoopResultBuilder]: For program point L311-4(line 311) no Hoare annotation was computed. [2022-07-14 13:56:18,460 INFO L895 garLoopResultBuilder]: At program point L113(lines 112 581) the Hoare annotation is: (= 12292 |ULTIMATE.start_ssl3_connect_~s__state~0#1|) [2022-07-14 13:56:18,460 INFO L899 garLoopResultBuilder]: For program point L311-6(line 311) no Hoare annotation was computed. [2022-07-14 13:56:18,460 INFO L899 garLoopResultBuilder]: For program point L378(lines 378 382) no Hoare annotation was computed. [2022-07-14 13:56:18,461 INFO L899 garLoopResultBuilder]: For program point L412(lines 412 417) no Hoare annotation was computed. [2022-07-14 13:56:18,464 INFO L899 garLoopResultBuilder]: For program point L412-2(lines 412 417) no Hoare annotation was computed. [2022-07-14 13:56:18,464 INFO L899 garLoopResultBuilder]: For program point L313(line 313) no Hoare annotation was computed. [2022-07-14 13:56:18,464 INFO L899 garLoopResultBuilder]: For program point L313-2(line 313) no Hoare annotation was computed. [2022-07-14 13:56:18,464 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 558) no Hoare annotation was computed. [2022-07-14 13:56:18,465 INFO L899 garLoopResultBuilder]: For program point L313-4(line 313) no Hoare annotation was computed. [2022-07-14 13:56:18,465 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 569) no Hoare annotation was computed. [2022-07-14 13:56:18,465 INFO L899 garLoopResultBuilder]: For program point L115(lines 115 580) no Hoare annotation was computed. [2022-07-14 13:56:18,465 INFO L899 garLoopResultBuilder]: For program point L313-6(line 313) no Hoare annotation was computed. [2022-07-14 13:56:18,465 INFO L899 garLoopResultBuilder]: For program point L313-8(lines 310 314) no Hoare annotation was computed. [2022-07-14 13:56:18,465 INFO L895 garLoopResultBuilder]: At program point L149(lines 145 570) the Hoare annotation is: (<= 4384 |ULTIMATE.start_ssl3_connect_~s__state~0#1|) [2022-07-14 13:56:18,465 INFO L902 garLoopResultBuilder]: At program point L546(lines 109 612) the Hoare annotation is: true [2022-07-14 13:56:18,465 INFO L899 garLoopResultBuilder]: For program point L84(lines 84 92) no Hoare annotation was computed. [2022-07-14 13:56:18,465 INFO L902 garLoopResultBuilder]: At program point L613(lines 108 614) the Hoare annotation is: true [2022-07-14 13:56:18,465 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 557) no Hoare annotation was computed. [2022-07-14 13:56:18,465 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 568) no Hoare annotation was computed. [2022-07-14 13:56:18,465 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 579) no Hoare annotation was computed. [2022-07-14 13:56:18,466 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 387) no Hoare annotation was computed. [2022-07-14 13:56:18,466 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-14 13:56:18,466 INFO L899 garLoopResultBuilder]: For program point L383-2(lines 383 387) no Hoare annotation was computed. [2022-07-14 13:56:18,466 INFO L899 garLoopResultBuilder]: For program point L284(line 284) no Hoare annotation was computed. [2022-07-14 13:56:18,466 INFO L899 garLoopResultBuilder]: For program point L284-1(line 284) no Hoare annotation was computed. [2022-07-14 13:56:18,466 INFO L902 garLoopResultBuilder]: At program point L218(lines 115 580) the Hoare annotation is: true [2022-07-14 13:56:18,466 INFO L895 garLoopResultBuilder]: At program point L185(lines 181 558) the Hoare annotation is: (<= 4384 |ULTIMATE.start_ssl3_connect_~s__state~0#1|) [2022-07-14 13:56:18,466 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 610) no Hoare annotation was computed. [2022-07-14 13:56:18,466 INFO L899 garLoopResultBuilder]: For program point L87(lines 87 91) no Hoare annotation was computed. [2022-07-14 13:56:18,466 INFO L899 garLoopResultBuilder]: For program point L87-2(lines 84 92) no Hoare annotation was computed. [2022-07-14 13:56:18,466 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 607) no Hoare annotation was computed. [2022-07-14 13:56:18,466 INFO L899 garLoopResultBuilder]: For program point L517-1(lines 213 545) no Hoare annotation was computed. [2022-07-14 13:56:18,466 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 357) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L286(lines 286 290) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L319-1(lines 319 333) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L187(lines 187 556) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 567) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 578) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L617(lines 617 621) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 593) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L617-2(lines 617 621) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L584-2(lines 583 605) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L895 garLoopResultBuilder]: At program point L155(lines 151 568) the Hoare annotation is: (or (<= 4384 |ULTIMATE.start_ssl3_connect_~s__state~0#1|) (= |ULTIMATE.start_ssl3_connect_~blastFlag~0#1| 0)) [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L586(lines 586 590) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L454(lines 454 459) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 227) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L190(lines 190 555) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L157(lines 157 566) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L223-2(lines 213 545) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 577) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 492) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L323(lines 323 327) no Hoare annotation was computed. [2022-07-14 13:56:18,467 INFO L899 garLoopResultBuilder]: For program point L323-2(lines 321 333) no Hoare annotation was computed. [2022-07-14 13:56:18,468 INFO L895 garLoopResultBuilder]: At program point L191(lines 187 556) the Hoare annotation is: (<= 4384 |ULTIMATE.start_ssl3_connect_~s__state~0#1|) [2022-07-14 13:56:18,468 INFO L899 garLoopResultBuilder]: For program point L522-1(lines 522 526) no Hoare annotation was computed. [2022-07-14 13:56:18,468 INFO L899 garLoopResultBuilder]: For program point L423(lines 423 427) no Hoare annotation was computed. [2022-07-14 13:56:18,469 INFO L899 garLoopResultBuilder]: For program point L259(lines 259 264) no Hoare annotation was computed. [2022-07-14 13:56:18,469 INFO L899 garLoopResultBuilder]: For program point L193(lines 193 554) no Hoare annotation was computed. [2022-07-14 13:56:18,469 INFO L899 garLoopResultBuilder]: For program point L160(lines 160 565) no Hoare annotation was computed. [2022-07-14 13:56:18,469 INFO L899 garLoopResultBuilder]: For program point L127(lines 127 576) no Hoare annotation was computed. [2022-07-14 13:56:18,469 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 284) no Hoare annotation was computed. [2022-07-14 13:56:18,469 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 102) no Hoare annotation was computed. [2022-07-14 13:56:18,469 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 76 630) no Hoare annotation was computed. [2022-07-14 13:56:18,469 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-14 13:56:18,469 INFO L895 garLoopResultBuilder]: At program point L161(lines 157 566) the Hoare annotation is: (<= 4384 |ULTIMATE.start_ssl3_connect_~s__state~0#1|) [2022-07-14 13:56:18,469 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 284) no Hoare annotation was computed. [2022-07-14 13:56:18,469 INFO L899 garLoopResultBuilder]: For program point L95(lines 95 99) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L899 garLoopResultBuilder]: For program point L493(lines 493 497) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L899 garLoopResultBuilder]: For program point L493-2(lines 493 497) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 303) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L899 garLoopResultBuilder]: For program point L196(lines 196 553) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L899 garLoopResultBuilder]: For program point L163(lines 163 564) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L899 garLoopResultBuilder]: For program point L130(lines 130 575) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L899 garLoopResultBuilder]: For program point L395(lines 395 399) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L899 garLoopResultBuilder]: For program point L362(lines 362 366) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L895 garLoopResultBuilder]: At program point L197(lines 193 554) the Hoare annotation is: (<= 4384 |ULTIMATE.start_ssl3_connect_~s__state~0#1|) [2022-07-14 13:56:18,470 INFO L895 garLoopResultBuilder]: At program point L131(lines 127 576) the Hoare annotation is: (<= |ULTIMATE.start_ssl3_connect_~s__state~0#1| 4384) [2022-07-14 13:56:18,470 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L902 garLoopResultBuilder]: At program point L363(lines 76 630) the Hoare annotation is: true [2022-07-14 13:56:18,470 INFO L902 garLoopResultBuilder]: At program point L628(lines 76 630) the Hoare annotation is: true [2022-07-14 13:56:18,470 INFO L899 garLoopResultBuilder]: For program point L595(lines 595 601) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L899 garLoopResultBuilder]: For program point L529(lines 529 533) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L899 garLoopResultBuilder]: For program point L529-2(lines 529 533) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L899 garLoopResultBuilder]: For program point L298(lines 298 302) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L899 garLoopResultBuilder]: For program point L298-2(lines 213 545) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 552) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L899 garLoopResultBuilder]: For program point L166(lines 166 563) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L899 garLoopResultBuilder]: For program point L133(lines 133 574) no Hoare annotation was computed. [2022-07-14 13:56:18,470 INFO L902 garLoopResultBuilder]: At program point L629(lines 18 631) the Hoare annotation is: true [2022-07-14 13:56:18,471 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 468) no Hoare annotation was computed. [2022-07-14 13:56:18,473 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-07-14 13:56:18,475 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-14 13:56:18,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 01:56:18 BoogieIcfgContainer [2022-07-14 13:56:18,489 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-14 13:56:18,490 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-14 13:56:18,490 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-14 13:56:18,490 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-14 13:56:18,490 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 01:56:17" (3/4) ... [2022-07-14 13:56:18,492 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-14 13:56:18,507 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-07-14 13:56:18,508 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-14 13:56:18,508 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-14 13:56:18,509 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-14 13:56:18,578 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-14 13:56:18,578 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-14 13:56:18,578 INFO L158 Benchmark]: Toolchain (without parser) took 2310.63ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 99.6MB in the beginning and 143.3MB in the end (delta: -43.7MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2022-07-14 13:56:18,578 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 81.8MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 13:56:18,579 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.28ms. Allocated memory is still 136.3MB. Free memory was 99.4MB in the beginning and 104.3MB in the end (delta: -4.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-14 13:56:18,579 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.56ms. Allocated memory is still 136.3MB. Free memory was 104.3MB in the beginning and 101.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-14 13:56:18,579 INFO L158 Benchmark]: Boogie Preprocessor took 38.94ms. Allocated memory is still 136.3MB. Free memory was 101.5MB in the beginning and 99.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-14 13:56:18,579 INFO L158 Benchmark]: RCFGBuilder took 657.22ms. Allocated memory is still 136.3MB. Free memory was 99.4MB in the beginning and 68.6MB in the end (delta: 30.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-07-14 13:56:18,579 INFO L158 Benchmark]: TraceAbstraction took 1195.29ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 68.6MB in the beginning and 80.3MB in the end (delta: -11.6MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2022-07-14 13:56:18,579 INFO L158 Benchmark]: Witness Printer took 88.03ms. Allocated memory is still 172.0MB. Free memory was 80.3MB in the beginning and 143.3MB in the end (delta: -63.0MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2022-07-14 13:56:18,580 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 81.8MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 243.28ms. Allocated memory is still 136.3MB. Free memory was 99.4MB in the beginning and 104.3MB in the end (delta: -4.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.56ms. Allocated memory is still 136.3MB. Free memory was 104.3MB in the beginning and 101.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.94ms. Allocated memory is still 136.3MB. Free memory was 101.5MB in the beginning and 99.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 657.22ms. Allocated memory is still 136.3MB. Free memory was 99.4MB in the beginning and 68.6MB in the end (delta: 30.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1195.29ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 68.6MB in the beginning and 80.3MB in the end (delta: -11.6MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * Witness Printer took 88.03ms. Allocated memory is still 172.0MB. Free memory was 80.3MB in the beginning and 143.3MB in the end (delta: -63.0MB). Peak memory consumption was 9.2MB. 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: 284]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 284]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 137 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 336 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 336 mSDsluCounter, 1132 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 377 mSDsCounter, 96 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 378 IncrementalHoareTripleChecker+Invalid, 474 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 96 mSolverCounterUnsat, 755 mSDtfsCounter, 378 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=309occurred in iteration=3, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 26 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 23 LocationsWithAnnotation, 23 PreInvPairs, 69 NumberOfFragments, 55 HoareAnnotationTreeSize, 23 FomulaSimplifications, 123 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 23 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 109 NumberOfCodeBlocks, 109 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 105 ConstructedInterpolants, 0 QuantifiedInterpolants, 191 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 9/9 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 2 specifications checked. All of them hold - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: s__state <= 4384 - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: 12292 == s__state - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 4384 <= s__state - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 4384 <= s__state || blastFlag == 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: s__state <= 4384 RESULT: Ultimate proved your program to be correct! [2022-07-14 13:56:18,600 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE