./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 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/loop-industry-pattern/aiob_4.c.v+nlh-reducer.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 e486f0f9d7d5faf0af2c33128bdcb8eeb95bb04afff03e23e86c60ceb8da8466 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 15:21:18,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 15:21:18,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 15:21:18,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 15:21:18,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 15:21:18,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 15:21:18,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 15:21:18,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 15:21:18,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 15:21:18,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 15:21:18,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 15:21:18,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 15:21:18,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 15:21:18,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 15:21:18,236 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 15:21:18,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 15:21:18,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 15:21:18,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 15:21:18,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 15:21:18,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 15:21:18,246 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 15:21:18,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 15:21:18,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 15:21:18,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 15:21:18,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 15:21:18,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 15:21:18,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 15:21:18,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 15:21:18,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 15:21:18,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 15:21:18,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 15:21:18,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 15:21:18,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 15:21:18,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 15:21:18,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 15:21:18,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 15:21:18,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 15:21:18,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 15:21:18,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 15:21:18,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 15:21:18,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 15:21:18,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 15:21:18,265 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-22 15:21:18,290 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 15:21:18,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 15:21:18,291 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 15:21:18,291 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 15:21:18,291 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 15:21:18,292 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 15:21:18,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 15:21:18,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 15:21:18,292 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 15:21:18,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 15:21:18,294 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 15:21:18,294 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 15:21:18,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 15:21:18,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 15:21:18,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 15:21:18,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 15:21:18,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 15:21:18,295 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 15:21:18,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 15:21:18,296 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 15:21:18,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 15:21:18,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 15:21:18,296 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 15:21:18,296 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 15:21:18,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 15:21:18,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 15:21:18,297 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 15:21:18,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 15:21:18,297 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 15:21:18,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 15:21:18,297 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 15:21:18,298 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 15:21:18,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 15:21:18,298 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e486f0f9d7d5faf0af2c33128bdcb8eeb95bb04afff03e23e86c60ceb8da8466 [2022-07-22 15:21:18,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 15:21:18,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 15:21:18,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 15:21:18,557 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 15:21:18,557 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 15:21:18,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2022-07-22 15:21:18,610 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95520874d/a5d106aa0e584e40a78e7d085c2e4611/FLAGaac5c88fd [2022-07-22 15:21:18,939 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 15:21:18,940 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2022-07-22 15:21:18,959 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95520874d/a5d106aa0e584e40a78e7d085c2e4611/FLAGaac5c88fd [2022-07-22 15:21:19,330 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95520874d/a5d106aa0e584e40a78e7d085c2e4611 [2022-07-22 15:21:19,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 15:21:19,333 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 15:21:19,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 15:21:19,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 15:21:19,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 15:21:19,337 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 03:21:19" (1/1) ... [2022-07-22 15:21:19,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5766b202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:21:19, skipping insertion in model container [2022-07-22 15:21:19,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 03:21:19" (1/1) ... [2022-07-22 15:21:19,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 15:21:19,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 15:21:19,672 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/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c[38357,38370] [2022-07-22 15:21:19,694 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 15:21:19,698 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 15:21:19,791 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/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c[38357,38370] [2022-07-22 15:21:19,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 15:21:19,818 INFO L208 MainTranslator]: Completed translation [2022-07-22 15:21:19,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:21:19 WrapperNode [2022-07-22 15:21:19,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 15:21:19,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 15:21:19,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 15:21:19,820 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 15:21:19,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:21:19" (1/1) ... [2022-07-22 15:21:19,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:21:19" (1/1) ... [2022-07-22 15:21:19,920 INFO L137 Inliner]: procedures = 17, calls = 620, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2158 [2022-07-22 15:21:19,920 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 15:21:19,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 15:21:19,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 15:21:19,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 15:21:19,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:21:19" (1/1) ... [2022-07-22 15:21:19,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:21:19" (1/1) ... [2022-07-22 15:21:19,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:21:19" (1/1) ... [2022-07-22 15:21:19,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:21:19" (1/1) ... [2022-07-22 15:21:20,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:21:19" (1/1) ... [2022-07-22 15:21:20,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:21:19" (1/1) ... [2022-07-22 15:21:20,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:21:19" (1/1) ... [2022-07-22 15:21:20,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 15:21:20,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 15:21:20,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 15:21:20,022 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 15:21:20,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:21:19" (1/1) ... [2022-07-22 15:21:20,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 15:21:20,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 15:21:20,056 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) [2022-07-22 15:21:20,075 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 [2022-07-22 15:21:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-22 15:21:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-07-22 15:21:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 15:21:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 15:21:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 15:21:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 15:21:20,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 15:21:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 15:21:20,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 15:21:20,264 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 15:21:20,265 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 15:21:21,109 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 15:21:21,119 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 15:21:21,119 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-22 15:21:21,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 03:21:21 BoogieIcfgContainer [2022-07-22 15:21:21,121 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 15:21:21,123 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 15:21:21,123 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 15:21:21,125 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 15:21:21,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 03:21:19" (1/3) ... [2022-07-22 15:21:21,126 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30ab0a16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 03:21:21, skipping insertion in model container [2022-07-22 15:21:21,126 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:21:19" (2/3) ... [2022-07-22 15:21:21,126 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30ab0a16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 03:21:21, skipping insertion in model container [2022-07-22 15:21:21,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 03:21:21" (3/3) ... [2022-07-22 15:21:21,127 INFO L111 eAbstractionObserver]: Analyzing ICFG aiob_4.c.v+nlh-reducer.c [2022-07-22 15:21:21,136 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 15:21:21,137 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 15:21:21,174 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 15:21:21,179 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=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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@45e64f23, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@75a9c807 [2022-07-22 15:21:21,179 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 15:21:21,182 INFO L276 IsEmpty]: Start isEmpty. Operand has 179 states, 177 states have (on average 1.9774011299435028) internal successors, (350), 178 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 15:21:21,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-07-22 15:21:21,192 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 15:21:21,192 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 15:21:21,192 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 15:21:21,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 15:21:21,196 INFO L85 PathProgramCache]: Analyzing trace with hash 492676326, now seen corresponding path program 1 times [2022-07-22 15:21:21,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 15:21:21,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753761146] [2022-07-22 15:21:21,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 15:21:21,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 15:21:22,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 15:21:24,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 15:21:24,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 15:21:24,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753761146] [2022-07-22 15:21:24,579 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753761146] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 15:21:24,579 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 15:21:24,579 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [55] imperfect sequences [] total 55 [2022-07-22 15:21:24,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464279343] [2022-07-22 15:21:24,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 15:21:24,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2022-07-22 15:21:24,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 15:21:24,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2022-07-22 15:21:24,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=2853, Unknown=0, NotChecked=0, Total=2970 [2022-07-22 15:21:24,623 INFO L87 Difference]: Start difference. First operand has 179 states, 177 states have (on average 1.9774011299435028) internal successors, (350), 178 states have internal predecessors, (350), 0 states have call successors, (0), 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 55 states, 55 states have (on average 3.1818181818181817) internal successors, (175), 55 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 15:21:29,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 15:21:29,100 INFO L93 Difference]: Finished difference Result 182 states and 352 transitions. [2022-07-22 15:21:29,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-07-22 15:21:29,102 INFO L78 Accepts]: Start accepts. Automaton has has 55 states, 55 states have (on average 3.1818181818181817) internal successors, (175), 55 states have internal predecessors, (175), 0 states have call successors, (0), 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 175 [2022-07-22 15:21:29,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 15:21:29,106 INFO L225 Difference]: With dead ends: 182 [2022-07-22 15:21:29,106 INFO L226 Difference]: Without dead ends: 0 [2022-07-22 15:21:29,109 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 298 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=122, Invalid=2958, Unknown=0, NotChecked=0, Total=3080 [2022-07-22 15:21:29,113 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 30 mSDsluCounter, 3383 mSDsCounter, 0 mSdLazyCounter, 10224 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 3463 SdHoareTripleChecker+Invalid, 10244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 10224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-07-22 15:21:29,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 3463 Invalid, 10244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 10224 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2022-07-22 15:21:29,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-22 15:21:29,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-22 15:21:29,129 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) [2022-07-22 15:21:29,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-22 15:21:29,131 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 175 [2022-07-22 15:21:29,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 15:21:29,132 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 15:21:29,133 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 3.1818181818181817) internal successors, (175), 55 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 15:21:29,134 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-22 15:21:29,134 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-22 15:21:29,136 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-22 15:21:29,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-22 15:21:29,139 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-22 15:21:29,143 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1737) no Hoare annotation was computed. [2022-07-22 15:21:29,143 INFO L899 garLoopResultBuilder]: For program point L465(lines 465 1827) no Hoare annotation was computed. [2022-07-22 15:21:29,144 INFO L899 garLoopResultBuilder]: For program point L300(lines 300 1934) no Hoare annotation was computed. [2022-07-22 15:21:29,144 INFO L899 garLoopResultBuilder]: For program point L267(lines 267 1952) no Hoare annotation was computed. [2022-07-22 15:21:29,144 INFO L899 garLoopResultBuilder]: For program point L961(lines 961 1499) no Hoare annotation was computed. [2022-07-22 15:21:29,144 INFO L899 garLoopResultBuilder]: For program point L829(lines 829 1589) no Hoare annotation was computed. [2022-07-22 15:21:29,144 INFO L899 garLoopResultBuilder]: For program point L664(lines 664 1696) no Hoare annotation was computed. [2022-07-22 15:21:29,144 INFO L899 garLoopResultBuilder]: For program point L631(lines 631 1714) no Hoare annotation was computed. [2022-07-22 15:21:29,145 INFO L899 garLoopResultBuilder]: For program point L1193(lines 1193 1351) no Hoare annotation was computed. [2022-07-22 15:21:29,145 INFO L899 garLoopResultBuilder]: For program point L1028(lines 1028 1458) no Hoare annotation was computed. [2022-07-22 15:21:29,145 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1476) no Hoare annotation was computed. [2022-07-22 15:21:29,146 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 1822) no Hoare annotation was computed. [2022-07-22 15:21:29,146 INFO L899 garLoopResultBuilder]: For program point L335(lines 335 1912) no Hoare annotation was computed. [2022-07-22 15:21:29,146 INFO L899 garLoopResultBuilder]: For program point L831(lines 831 1584) no Hoare annotation was computed. [2022-07-22 15:21:29,147 INFO L899 garLoopResultBuilder]: For program point L699(lines 699 1674) no Hoare annotation was computed. [2022-07-22 15:21:29,147 INFO L899 garLoopResultBuilder]: For program point L534(lines 534 1781) no Hoare annotation was computed. [2022-07-22 15:21:29,148 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1799) no Hoare annotation was computed. [2022-07-22 15:21:29,148 INFO L899 garLoopResultBuilder]: For program point L1195(lines 1195 1346) no Hoare annotation was computed. [2022-07-22 15:21:29,148 INFO L899 garLoopResultBuilder]: For program point L1063(lines 1063 1436) no Hoare annotation was computed. [2022-07-22 15:21:29,149 INFO L899 garLoopResultBuilder]: For program point L898(lines 898 1543) no Hoare annotation was computed. [2022-07-22 15:21:29,149 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1561) no Hoare annotation was computed. [2022-07-22 15:21:29,149 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1907) no Hoare annotation was computed. [2022-07-22 15:21:29,149 INFO L899 garLoopResultBuilder]: For program point L1262(lines 1262 1305) no Hoare annotation was computed. [2022-07-22 15:21:29,149 INFO L899 garLoopResultBuilder]: For program point L205(lines 205 1997) no Hoare annotation was computed. [2022-07-22 15:21:29,149 INFO L899 garLoopResultBuilder]: For program point L1229(lines 1229 1323) no Hoare annotation was computed. [2022-07-22 15:21:29,150 INFO L899 garLoopResultBuilder]: For program point L701(lines 701 1669) no Hoare annotation was computed. [2022-07-22 15:21:29,150 INFO L899 garLoopResultBuilder]: For program point L569(lines 569 1759) no Hoare annotation was computed. [2022-07-22 15:21:29,150 INFO L899 garLoopResultBuilder]: For program point L404(lines 404 1866) no Hoare annotation was computed. [2022-07-22 15:21:29,151 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1884) no Hoare annotation was computed. [2022-07-22 15:21:29,151 INFO L899 garLoopResultBuilder]: For program point L1065(lines 1065 1431) no Hoare annotation was computed. [2022-07-22 15:21:29,151 INFO L899 garLoopResultBuilder]: For program point L933(lines 933 1521) no Hoare annotation was computed. [2022-07-22 15:21:29,151 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 1628) no Hoare annotation was computed. [2022-07-22 15:21:29,151 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1646) no Hoare annotation was computed. [2022-07-22 15:21:29,151 INFO L899 garLoopResultBuilder]: For program point L207(lines 207 1992) no Hoare annotation was computed. [2022-07-22 15:21:29,151 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1390) no Hoare annotation was computed. [2022-07-22 15:21:29,152 INFO L899 garLoopResultBuilder]: For program point L1099(lines 1099 1408) no Hoare annotation was computed. [2022-07-22 15:21:29,152 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 1754) no Hoare annotation was computed. [2022-07-22 15:21:29,153 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 1844) no Hoare annotation was computed. [2022-07-22 15:21:29,155 INFO L899 garLoopResultBuilder]: For program point L274(lines 274 1951) no Hoare annotation was computed. [2022-07-22 15:21:29,158 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 1969) no Hoare annotation was computed. [2022-07-22 15:21:29,158 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1516) no Hoare annotation was computed. [2022-07-22 15:21:29,158 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1606) no Hoare annotation was computed. [2022-07-22 15:21:29,158 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 1713) no Hoare annotation was computed. [2022-07-22 15:21:29,159 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 1731) no Hoare annotation was computed. [2022-07-22 15:21:29,159 INFO L899 garLoopResultBuilder]: For program point L1167(lines 1167 1368) no Hoare annotation was computed. [2022-07-22 15:21:29,159 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1475) no Hoare annotation was computed. [2022-07-22 15:21:29,159 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1493) no Hoare annotation was computed. [2022-07-22 15:21:29,164 INFO L899 garLoopResultBuilder]: For program point L441(lines 441 1839) no Hoare annotation was computed. [2022-07-22 15:21:29,164 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1929) no Hoare annotation was computed. [2022-07-22 15:21:29,164 INFO L899 garLoopResultBuilder]: For program point L805(lines 805 1601) no Hoare annotation was computed. [2022-07-22 15:21:29,164 INFO L899 garLoopResultBuilder]: For program point L673(lines 673 1691) no Hoare annotation was computed. [2022-07-22 15:21:29,164 INFO L899 garLoopResultBuilder]: For program point L508(lines 508 1798) no Hoare annotation was computed. [2022-07-22 15:21:29,165 INFO L899 garLoopResultBuilder]: For program point L475(lines 475 1816) no Hoare annotation was computed. [2022-07-22 15:21:29,165 INFO L899 garLoopResultBuilder]: For program point L1169(lines 1169 1363) no Hoare annotation was computed. [2022-07-22 15:21:29,165 INFO L899 garLoopResultBuilder]: For program point L1037(lines 1037 1453) no Hoare annotation was computed. [2022-07-22 15:21:29,165 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1560) no Hoare annotation was computed. [2022-07-22 15:21:29,165 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1578) no Hoare annotation was computed. [2022-07-22 15:21:29,166 INFO L899 garLoopResultBuilder]: For program point L311(lines 311 1924) no Hoare annotation was computed. [2022-07-22 15:21:29,166 INFO L899 garLoopResultBuilder]: For program point L1236(lines 1236 1322) no Hoare annotation was computed. [2022-07-22 15:21:29,166 INFO L899 garLoopResultBuilder]: For program point L179(lines 179 2014) no Hoare annotation was computed. [2022-07-22 15:21:29,166 INFO L899 garLoopResultBuilder]: For program point L1203(lines 1203 1340) no Hoare annotation was computed. [2022-07-22 15:21:29,166 INFO L899 garLoopResultBuilder]: For program point L675(lines 675 1686) no Hoare annotation was computed. [2022-07-22 15:21:29,167 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 1776) no Hoare annotation was computed. [2022-07-22 15:21:29,167 INFO L899 garLoopResultBuilder]: For program point L378(lines 378 1883) no Hoare annotation was computed. [2022-07-22 15:21:29,167 INFO L899 garLoopResultBuilder]: For program point L345(lines 345 1901) no Hoare annotation was computed. [2022-07-22 15:21:29,167 INFO L899 garLoopResultBuilder]: For program point L1039(lines 1039 1448) no Hoare annotation was computed. [2022-07-22 15:21:29,167 INFO L899 garLoopResultBuilder]: For program point L907(lines 907 1538) no Hoare annotation was computed. [2022-07-22 15:21:29,167 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1645) no Hoare annotation was computed. [2022-07-22 15:21:29,167 INFO L899 garLoopResultBuilder]: For program point L709(lines 709 1663) no Hoare annotation was computed. [2022-07-22 15:21:29,167 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1300) no Hoare annotation was computed. [2022-07-22 15:21:29,168 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 2009) no Hoare annotation was computed. [2022-07-22 15:21:29,168 INFO L899 garLoopResultBuilder]: For program point L1106(lines 1106 1407) no Hoare annotation was computed. [2022-07-22 15:21:29,168 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1425) no Hoare annotation was computed. [2022-07-22 15:21:29,168 INFO L899 garLoopResultBuilder]: For program point L545(lines 545 1771) no Hoare annotation was computed. [2022-07-22 15:21:29,168 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1861) no Hoare annotation was computed. [2022-07-22 15:21:29,168 INFO L899 garLoopResultBuilder]: For program point L248(lines 248 1968) no Hoare annotation was computed. [2022-07-22 15:21:29,168 INFO L899 garLoopResultBuilder]: For program point L215(lines 215 1986) no Hoare annotation was computed. [2022-07-22 15:21:29,168 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 1533) no Hoare annotation was computed. [2022-07-22 15:21:29,169 INFO L899 garLoopResultBuilder]: For program point L777(lines 777 1623) no Hoare annotation was computed. [2022-07-22 15:21:29,169 INFO L899 garLoopResultBuilder]: For program point L612(lines 612 1730) no Hoare annotation was computed. [2022-07-22 15:21:29,169 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1748) no Hoare annotation was computed. [2022-07-22 15:21:29,169 INFO L899 garLoopResultBuilder]: For program point L1273(lines 1273 1295) no Hoare annotation was computed. [2022-07-22 15:21:29,169 INFO L899 garLoopResultBuilder]: For program point L1141(lines 1141 1385) no Hoare annotation was computed. [2022-07-22 15:21:29,169 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1492) no Hoare annotation was computed. [2022-07-22 15:21:29,169 INFO L899 garLoopResultBuilder]: For program point L943(lines 943 1510) no Hoare annotation was computed. [2022-07-22 15:21:29,169 INFO L899 garLoopResultBuilder]: For program point L415(lines 415 1856) no Hoare annotation was computed. [2022-07-22 15:21:29,169 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1946) no Hoare annotation was computed. [2022-07-22 15:21:29,170 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1618) no Hoare annotation was computed. [2022-07-22 15:21:29,170 INFO L899 garLoopResultBuilder]: For program point L647(lines 647 1708) no Hoare annotation was computed. [2022-07-22 15:21:29,170 INFO L899 garLoopResultBuilder]: For program point L482(lines 482 1815) no Hoare annotation was computed. [2022-07-22 15:21:29,170 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1833) no Hoare annotation was computed. [2022-07-22 15:21:29,170 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-22 15:21:29,170 INFO L899 garLoopResultBuilder]: For program point L1143(lines 1143 1380) no Hoare annotation was computed. [2022-07-22 15:21:29,170 INFO L899 garLoopResultBuilder]: For program point L1011(lines 1011 1470) no Hoare annotation was computed. [2022-07-22 15:21:29,170 INFO L899 garLoopResultBuilder]: For program point L846(lines 846 1577) no Hoare annotation was computed. [2022-07-22 15:21:29,171 INFO L899 garLoopResultBuilder]: For program point L813(lines 813 1595) no Hoare annotation was computed. [2022-07-22 15:21:29,171 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 1941) no Hoare annotation was computed. [2022-07-22 15:21:29,171 INFO L899 garLoopResultBuilder]: For program point L1210(lines 1210 1339) no Hoare annotation was computed. [2022-07-22 15:21:29,171 INFO L899 garLoopResultBuilder]: For program point L1177(lines 1177 1357) no Hoare annotation was computed. [2022-07-22 15:21:29,171 INFO L899 garLoopResultBuilder]: For program point L649(lines 649 1703) no Hoare annotation was computed. [2022-07-22 15:21:29,171 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1793) no Hoare annotation was computed. [2022-07-22 15:21:29,171 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 1900) no Hoare annotation was computed. [2022-07-22 15:21:29,171 INFO L899 garLoopResultBuilder]: For program point L319(lines 319 1918) no Hoare annotation was computed. [2022-07-22 15:21:29,172 INFO L899 garLoopResultBuilder]: For program point L1013(lines 1013 1465) no Hoare annotation was computed. [2022-07-22 15:21:29,172 INFO L899 garLoopResultBuilder]: For program point L881(lines 881 1555) no Hoare annotation was computed. [2022-07-22 15:21:29,172 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1662) no Hoare annotation was computed. [2022-07-22 15:21:29,172 INFO L899 garLoopResultBuilder]: For program point L683(lines 683 1680) no Hoare annotation was computed. [2022-07-22 15:21:29,173 INFO L899 garLoopResultBuilder]: For program point L1245(lines 1245 1317) no Hoare annotation was computed. [2022-07-22 15:21:29,173 INFO L899 garLoopResultBuilder]: For program point L1080(lines 1080 1424) no Hoare annotation was computed. [2022-07-22 15:21:29,173 INFO L899 garLoopResultBuilder]: For program point L1047(lines 1047 1442) no Hoare annotation was computed. [2022-07-22 15:21:29,173 INFO L899 garLoopResultBuilder]: For program point L519(lines 519 1788) no Hoare annotation was computed. [2022-07-22 15:21:29,173 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1878) no Hoare annotation was computed. [2022-07-22 15:21:29,174 INFO L899 garLoopResultBuilder]: For program point L222(lines 222 1985) no Hoare annotation was computed. [2022-07-22 15:21:29,174 INFO L899 garLoopResultBuilder]: For program point L189(lines 189 2003) no Hoare annotation was computed. [2022-07-22 15:21:29,175 INFO L899 garLoopResultBuilder]: For program point L883(lines 883 1550) no Hoare annotation was computed. [2022-07-22 15:21:29,175 INFO L899 garLoopResultBuilder]: For program point L751(lines 751 1640) no Hoare annotation was computed. [2022-07-22 15:21:29,175 INFO L899 garLoopResultBuilder]: For program point L586(lines 586 1747) no Hoare annotation was computed. [2022-07-22 15:21:29,175 INFO L899 garLoopResultBuilder]: For program point L553(lines 553 1765) no Hoare annotation was computed. [2022-07-22 15:21:29,175 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-22 15:21:29,175 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1312) no Hoare annotation was computed. [2022-07-22 15:21:29,175 INFO L899 garLoopResultBuilder]: For program point L1115(lines 1115 1402) no Hoare annotation was computed. [2022-07-22 15:21:29,175 INFO L899 garLoopResultBuilder]: For program point L950(lines 950 1509) no Hoare annotation was computed. [2022-07-22 15:21:29,176 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1527) no Hoare annotation was computed. [2022-07-22 15:21:29,176 INFO L899 garLoopResultBuilder]: For program point L389(lines 389 1873) no Hoare annotation was computed. [2022-07-22 15:21:29,176 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1963) no Hoare annotation was computed. [2022-07-22 15:21:29,176 INFO L899 garLoopResultBuilder]: For program point L753(lines 753 1635) no Hoare annotation was computed. [2022-07-22 15:21:29,176 INFO L899 garLoopResultBuilder]: For program point L621(lines 621 1725) no Hoare annotation was computed. [2022-07-22 15:21:29,176 INFO L899 garLoopResultBuilder]: For program point L456(lines 456 1832) no Hoare annotation was computed. [2022-07-22 15:21:29,176 INFO L899 garLoopResultBuilder]: For program point L423(lines 423 1850) no Hoare annotation was computed. [2022-07-22 15:21:29,176 INFO L899 garLoopResultBuilder]: For program point L1117(lines 1117 1397) no Hoare annotation was computed. [2022-07-22 15:21:29,177 INFO L899 garLoopResultBuilder]: For program point L985(lines 985 1487) no Hoare annotation was computed. [2022-07-22 15:21:29,177 INFO L899 garLoopResultBuilder]: For program point L820(lines 820 1594) no Hoare annotation was computed. [2022-07-22 15:21:29,177 INFO L899 garLoopResultBuilder]: For program point L787(lines 787 1612) no Hoare annotation was computed. [2022-07-22 15:21:29,177 INFO L899 garLoopResultBuilder]: For program point L259(lines 259 1958) no Hoare annotation was computed. [2022-07-22 15:21:29,177 INFO L899 garLoopResultBuilder]: For program point L1184(lines 1184 1356) no Hoare annotation was computed. [2022-07-22 15:21:29,177 INFO L899 garLoopResultBuilder]: For program point L1151(lines 1151 1374) no Hoare annotation was computed. [2022-07-22 15:21:29,177 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-22 15:21:29,177 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1720) no Hoare annotation was computed. [2022-07-22 15:21:29,178 INFO L899 garLoopResultBuilder]: For program point L491(lines 491 1810) no Hoare annotation was computed. [2022-07-22 15:21:29,178 INFO L899 garLoopResultBuilder]: For program point L326(lines 326 1917) no Hoare annotation was computed. [2022-07-22 15:21:29,178 INFO L899 garLoopResultBuilder]: For program point L293(lines 293 1935) no Hoare annotation was computed. [2022-07-22 15:21:29,178 INFO L899 garLoopResultBuilder]: For program point L161(lines 161 2016) no Hoare annotation was computed. [2022-07-22 15:21:29,178 INFO L899 garLoopResultBuilder]: For program point L987(lines 987 1482) no Hoare annotation was computed. [2022-07-22 15:21:29,178 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1572) no Hoare annotation was computed. [2022-07-22 15:21:29,178 INFO L899 garLoopResultBuilder]: For program point L690(lines 690 1679) no Hoare annotation was computed. [2022-07-22 15:21:29,178 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 1697) no Hoare annotation was computed. [2022-07-22 15:21:29,178 INFO L899 garLoopResultBuilder]: For program point L1285(lines 1285 1293) no Hoare annotation was computed. [2022-07-22 15:21:29,179 INFO L899 garLoopResultBuilder]: For program point L1219(lines 1219 1334) no Hoare annotation was computed. [2022-07-22 15:21:29,179 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1441) no Hoare annotation was computed. [2022-07-22 15:21:29,179 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1459) no Hoare annotation was computed. [2022-07-22 15:21:29,179 INFO L899 garLoopResultBuilder]: For program point L493(lines 493 1805) no Hoare annotation was computed. [2022-07-22 15:21:29,181 INFO L899 garLoopResultBuilder]: For program point L361(lines 361 1895) no Hoare annotation was computed. [2022-07-22 15:21:29,181 INFO L899 garLoopResultBuilder]: For program point L196(lines 196 2002) no Hoare annotation was computed. [2022-07-22 15:21:29,183 INFO L902 garLoopResultBuilder]: At program point L2013(lines 133 2017) the Hoare annotation is: true [2022-07-22 15:21:29,184 INFO L899 garLoopResultBuilder]: For program point L857(lines 857 1567) no Hoare annotation was computed. [2022-07-22 15:21:29,184 INFO L899 garLoopResultBuilder]: For program point L725(lines 725 1657) no Hoare annotation was computed. [2022-07-22 15:21:29,184 INFO L899 garLoopResultBuilder]: For program point L560(lines 560 1764) no Hoare annotation was computed. [2022-07-22 15:21:29,184 INFO L899 garLoopResultBuilder]: For program point L527(lines 527 1782) no Hoare annotation was computed. [2022-07-22 15:21:29,184 INFO L899 garLoopResultBuilder]: For program point L1287(line 1287) no Hoare annotation was computed. [2022-07-22 15:21:29,184 INFO L899 garLoopResultBuilder]: For program point L1221(lines 1221 1329) no Hoare annotation was computed. [2022-07-22 15:21:29,184 INFO L899 garLoopResultBuilder]: For program point L1089(lines 1089 1419) no Hoare annotation was computed. [2022-07-22 15:21:29,184 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-22 15:21:29,185 INFO L899 garLoopResultBuilder]: For program point L924(lines 924 1526) no Hoare annotation was computed. [2022-07-22 15:21:29,185 INFO L899 garLoopResultBuilder]: For program point L891(lines 891 1544) no Hoare annotation was computed. [2022-07-22 15:21:29,185 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1287) no Hoare annotation was computed. [2022-07-22 15:21:29,190 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1890) no Hoare annotation was computed. [2022-07-22 15:21:29,192 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 1980) no Hoare annotation was computed. [2022-07-22 15:21:29,192 INFO L899 garLoopResultBuilder]: For program point L1255(lines 1255 1306) no Hoare annotation was computed. [2022-07-22 15:21:29,192 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1652) no Hoare annotation was computed. [2022-07-22 15:21:29,192 INFO L899 garLoopResultBuilder]: For program point L595(lines 595 1742) no Hoare annotation was computed. [2022-07-22 15:21:29,192 INFO L899 garLoopResultBuilder]: For program point L430(lines 430 1849) no Hoare annotation was computed. [2022-07-22 15:21:29,193 INFO L899 garLoopResultBuilder]: For program point L397(lines 397 1867) no Hoare annotation was computed. [2022-07-22 15:21:29,193 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1414) no Hoare annotation was computed. [2022-07-22 15:21:29,193 INFO L899 garLoopResultBuilder]: For program point L959(lines 959 1504) no Hoare annotation was computed. [2022-07-22 15:21:29,193 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 1611) no Hoare annotation was computed. [2022-07-22 15:21:29,194 INFO L899 garLoopResultBuilder]: For program point L761(lines 761 1629) no Hoare annotation was computed. [2022-07-22 15:21:29,194 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 1975) no Hoare annotation was computed. [2022-07-22 15:21:29,194 INFO L899 garLoopResultBuilder]: For program point L1158(lines 1158 1373) no Hoare annotation was computed. [2022-07-22 15:21:29,194 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1391) no Hoare annotation was computed. [2022-07-22 15:21:29,196 INFO L356 BasicCegarLoop]: Path program histogram: [1] [2022-07-22 15:21:29,199 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-22 15:21:29,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 03:21:29 BoogieIcfgContainer [2022-07-22 15:21:29,207 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-22 15:21:29,207 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 15:21:29,207 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 15:21:29,210 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 15:21:29,211 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 03:21:21" (3/4) ... [2022-07-22 15:21:29,213 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-22 15:21:29,239 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 209 nodes and edges [2022-07-22 15:21:29,240 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2022-07-22 15:21:29,242 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-07-22 15:21:29,244 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-07-22 15:21:29,245 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-22 15:21:29,247 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-22 15:21:29,249 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-22 15:21:29,421 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-22 15:21:29,421 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 15:21:29,422 INFO L158 Benchmark]: Toolchain (without parser) took 10088.44ms. Allocated memory was 100.7MB in the beginning and 213.9MB in the end (delta: 113.2MB). Free memory was 59.5MB in the beginning and 46.5MB in the end (delta: 13.1MB). Peak memory consumption was 124.0MB. Max. memory is 16.1GB. [2022-07-22 15:21:29,422 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 100.7MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 15:21:29,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.77ms. Allocated memory is still 100.7MB. Free memory was 59.3MB in the beginning and 51.5MB in the end (delta: 7.8MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2022-07-22 15:21:29,422 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.57ms. Allocated memory is still 100.7MB. Free memory was 51.5MB in the beginning and 42.9MB in the end (delta: 8.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-22 15:21:29,422 INFO L158 Benchmark]: Boogie Preprocessor took 100.43ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 42.9MB in the beginning and 85.1MB in the end (delta: -42.2MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2022-07-22 15:21:29,423 INFO L158 Benchmark]: RCFGBuilder took 1099.52ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 85.1MB in the beginning and 88.1MB in the end (delta: -3.0MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. [2022-07-22 15:21:29,423 INFO L158 Benchmark]: TraceAbstraction took 8083.72ms. Allocated memory was 157.3MB in the beginning and 213.9MB in the end (delta: 56.6MB). Free memory was 87.0MB in the beginning and 84.2MB in the end (delta: 2.8MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. [2022-07-22 15:21:29,423 INFO L158 Benchmark]: Witness Printer took 213.93ms. Allocated memory is still 213.9MB. Free memory was 84.2MB in the beginning and 46.5MB in the end (delta: 37.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-07-22 15:21:29,425 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 100.7MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.77ms. Allocated memory is still 100.7MB. Free memory was 59.3MB in the beginning and 51.5MB in the end (delta: 7.8MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.57ms. Allocated memory is still 100.7MB. Free memory was 51.5MB in the beginning and 42.9MB in the end (delta: 8.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 100.43ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 42.9MB in the beginning and 85.1MB in the end (delta: -42.2MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1099.52ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 85.1MB in the beginning and 88.1MB in the end (delta: -3.0MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. * TraceAbstraction took 8083.72ms. Allocated memory was 157.3MB in the beginning and 213.9MB in the end (delta: 56.6MB). Free memory was 87.0MB in the beginning and 84.2MB in the end (delta: 2.8MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. * Witness Printer took 213.93ms. Allocated memory is still 213.9MB. Free memory was 84.2MB in the beginning and 46.5MB in the end (delta: 37.7MB). Peak memory consumption was 35.7MB. 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: 1287]: 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, 179 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.0s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 30 SdHoareTripleChecker+Valid, 4.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 30 mSDsluCounter, 3463 SdHoareTripleChecker+Invalid, 3.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3383 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10224 IncrementalHoareTripleChecker+Invalid, 10244 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 80 mSDtfsCounter, 10224 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 298 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=179occurred in iteration=0, InterpolantAutomatonStates: 45, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 2 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 175 NumberOfCodeBlocks, 175 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 174 ConstructedInterpolants, 0 QuantifiedInterpolants, 2944 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-22 15:21:29,462 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