/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/float-benchs/cast_float_union.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-21 15:46:01,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-21 15:46:01,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-21 15:46:01,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-21 15:46:01,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-21 15:46:01,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-21 15:46:01,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-21 15:46:01,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-21 15:46:01,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-21 15:46:01,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-21 15:46:01,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-21 15:46:01,866 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-21 15:46:01,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-21 15:46:01,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-21 15:46:01,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-21 15:46:01,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-21 15:46:01,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-21 15:46:01,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-21 15:46:01,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-21 15:46:01,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-21 15:46:01,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-21 15:46:01,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-21 15:46:01,900 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-21 15:46:01,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-21 15:46:01,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-21 15:46:01,926 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-21 15:46:01,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-21 15:46:01,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-21 15:46:01,929 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-02-21 15:46:01,980 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-21 15:46:01,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-21 15:46:01,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-21 15:46:01,986 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-21 15:46:01,986 INFO L138 SettingsManager]: * Use SBE=true [2021-02-21 15:46:01,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-21 15:46:01,986 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-21 15:46:01,986 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-21 15:46:01,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-21 15:46:01,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-21 15:46:01,988 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-21 15:46:01,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-21 15:46:01,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-21 15:46:01,989 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-21 15:46:01,989 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-21 15:46:01,989 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-21 15:46:01,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-21 15:46:01,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-21 15:46:01,990 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-21 15:46:01,990 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-21 15:46:01,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-21 15:46:01,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-21 15:46:01,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-21 15:46:01,991 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-21 15:46:01,992 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-21 15:46:01,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-21 15:46:01,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-21 15:46:01,992 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-21 15:46:01,992 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-21 15:46:02,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-21 15:46:02,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-21 15:46:02,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-21 15:46:02,523 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-21 15:46:02,523 INFO L275 PluginConnector]: CDTParser initialized [2021-02-21 15:46:02,524 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/cast_float_union.c [2021-02-21 15:46:02,616 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b9a082ae/7828ca608b64476a89c64b22fb9bb1d7/FLAGd6eb385bb [2021-02-21 15:46:03,297 INFO L306 CDTParser]: Found 1 translation units. [2021-02-21 15:46:03,298 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_float_union.c [2021-02-21 15:46:03,305 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b9a082ae/7828ca608b64476a89c64b22fb9bb1d7/FLAGd6eb385bb [2021-02-21 15:46:03,678 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b9a082ae/7828ca608b64476a89c64b22fb9bb1d7 [2021-02-21 15:46:03,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-21 15:46:03,693 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-21 15:46:03,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-21 15:46:03,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-21 15:46:03,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-21 15:46:03,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:46:03" (1/1) ... [2021-02-21 15:46:03,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a66792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:46:03, skipping insertion in model container [2021-02-21 15:46:03,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:46:03" (1/1) ... [2021-02-21 15:46:03,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-21 15:46:03,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-21 15:46:03,867 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_float_union.c[593,606] [2021-02-21 15:46:03,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 15:46:03,895 INFO L203 MainTranslator]: Completed pre-run [2021-02-21 15:46:03,910 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_float_union.c[593,606] [2021-02-21 15:46:03,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 15:46:03,938 INFO L208 MainTranslator]: Completed translation [2021-02-21 15:46:03,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:46:03 WrapperNode [2021-02-21 15:46:03,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-21 15:46:03,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-21 15:46:03,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-21 15:46:03,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-21 15:46:03,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:46:03" (1/1) ... [2021-02-21 15:46:03,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:46:03" (1/1) ... [2021-02-21 15:46:03,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:46:03" (1/1) ... [2021-02-21 15:46:03,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:46:03" (1/1) ... [2021-02-21 15:46:03,975 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:46:03" (1/1) ... [2021-02-21 15:46:03,977 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:46:03" (1/1) ... [2021-02-21 15:46:03,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:46:03" (1/1) ... [2021-02-21 15:46:03,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-21 15:46:03,986 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-21 15:46:03,986 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-21 15:46:03,986 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-21 15:46:03,987 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:46:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-21 15:46:04,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-21 15:46:04,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-21 15:46:04,097 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-21 15:46:04,097 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-21 15:46:04,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-02-21 15:46:04,098 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2021-02-21 15:46:04,098 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-21 15:46:04,098 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-21 15:46:04,099 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-21 15:46:04,099 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-21 15:46:04,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-21 15:46:04,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2021-02-21 15:46:04,100 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-21 15:46:04,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-02-21 15:46:04,101 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2021-02-21 15:46:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-02-21 15:46:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-21 15:46:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-21 15:46:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-21 15:46:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-02-21 15:46:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-21 15:46:04,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-21 15:46:04,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-21 15:46:04,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-21 15:46:04,540 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-21 15:46:04,541 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-21 15:46:04,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:46:04 BoogieIcfgContainer [2021-02-21 15:46:04,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-21 15:46:04,554 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-21 15:46:04,554 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-21 15:46:04,560 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-21 15:46:04,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.02 03:46:03" (1/3) ... [2021-02-21 15:46:04,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ad82b48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 03:46:04, skipping insertion in model container [2021-02-21 15:46:04,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:46:03" (2/3) ... [2021-02-21 15:46:04,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ad82b48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 03:46:04, skipping insertion in model container [2021-02-21 15:46:04,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:46:04" (3/3) ... [2021-02-21 15:46:04,564 INFO L111 eAbstractionObserver]: Analyzing ICFG cast_float_union.c [2021-02-21 15:46:04,572 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-21 15:46:04,576 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-21 15:46:04,615 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-21 15:46:04,643 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-21 15:46:04,643 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-21 15:46:04,643 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-21 15:46:04,643 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-21 15:46:04,643 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-21 15:46:04,644 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-21 15:46:04,644 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-21 15:46:04,644 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-21 15:46:04,662 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2021-02-21 15:46:04,667 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-21 15:46:04,673 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 19 states. [2021-02-21 15:46:04,735 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-21 15:46:04,735 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-21 15:46:04,736 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-21 15:46:04,736 INFO L189 CegarLoopUtils]: For program point L33(line 33) no Hoare annotation was computed. [2021-02-21 15:46:04,736 INFO L189 CegarLoopUtils]: For program point castEXIT(lines 26 50) no Hoare annotation was computed. [2021-02-21 15:46:04,736 INFO L189 CegarLoopUtils]: For program point castFINAL(lines 26 50) no Hoare annotation was computed. [2021-02-21 15:46:04,736 INFO L192 CegarLoopUtils]: At program point castENTRY(lines 26 50) the Hoare annotation is: true [2021-02-21 15:46:04,736 INFO L189 CegarLoopUtils]: For program point L42(lines 42 48) no Hoare annotation was computed. [2021-02-21 15:46:04,737 INFO L189 CegarLoopUtils]: For program point L42-2(lines 38 48) no Hoare annotation was computed. [2021-02-21 15:46:04,737 INFO L189 CegarLoopUtils]: For program point L38(lines 38 48) no Hoare annotation was computed. [2021-02-21 15:46:04,737 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-21 15:46:04,737 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2021-02-21 15:46:04,737 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-21 15:46:04,737 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-21 15:46:04,738 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-21 15:46:04,738 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-21 15:46:04,738 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-21 15:46:04,738 INFO L189 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 10 12) no Hoare annotation was computed. [2021-02-21 15:46:04,738 INFO L189 CegarLoopUtils]: For program point L11(line 11) no Hoare annotation was computed. [2021-02-21 15:46:04,738 INFO L189 CegarLoopUtils]: For program point L11-2(lines 10 12) no Hoare annotation was computed. [2021-02-21 15:46:04,739 INFO L189 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 10 12) no Hoare annotation was computed. [2021-02-21 15:46:04,739 INFO L192 CegarLoopUtils]: At program point mainENTRY(lines 52 60) the Hoare annotation is: true [2021-02-21 15:46:04,739 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 52 60) no Hoare annotation was computed. [2021-02-21 15:46:04,739 INFO L192 CegarLoopUtils]: At program point L58(line 58) the Hoare annotation is: true [2021-02-21 15:46:04,739 INFO L189 CegarLoopUtils]: For program point L58-1(line 58) no Hoare annotation was computed. [2021-02-21 15:46:04,739 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 52 60) no Hoare annotation was computed. [2021-02-21 15:46:04,740 INFO L189 CegarLoopUtils]: For program point __VERIFIER_assertENTRY(line 13) no Hoare annotation was computed. [2021-02-21 15:46:04,740 INFO L189 CegarLoopUtils]: For program point L13(line 13) no Hoare annotation was computed. [2021-02-21 15:46:04,740 INFO L189 CegarLoopUtils]: For program point L13-1(line 13) no Hoare annotation was computed. [2021-02-21 15:46:04,740 INFO L189 CegarLoopUtils]: For program point L13-3(line 13) no Hoare annotation was computed. [2021-02-21 15:46:04,740 INFO L189 CegarLoopUtils]: For program point __VERIFIER_assertEXIT(line 13) no Hoare annotation was computed. [2021-02-21 15:46:04,741 INFO L189 CegarLoopUtils]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2021-02-21 15:46:04,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.02 03:46:04 BoogieIcfgContainer [2021-02-21 15:46:04,747 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-21 15:46:04,750 INFO L168 Benchmark]: Toolchain (without parser) took 1065.65 ms. Allocated memory is still 160.4 MB. Free memory was 136.6 MB in the beginning and 135.7 MB in the end (delta: 867.5 kB). Peak memory consumption was 1.3 MB. Max. memory is 8.0 GB. [2021-02-21 15:46:04,751 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 160.4 MB. Free memory is still 131.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-21 15:46:04,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 244.60 ms. Allocated memory is still 160.4 MB. Free memory was 135.4 MB in the beginning and 125.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-02-21 15:46:04,753 INFO L168 Benchmark]: Boogie Preprocessor took 44.34 ms. Allocated memory is still 160.4 MB. Free memory was 125.3 MB in the beginning and 123.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-02-21 15:46:04,754 INFO L168 Benchmark]: RCFGBuilder took 557.44 ms. Allocated memory is still 160.4 MB. Free memory was 123.6 MB in the beginning and 107.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2021-02-21 15:46:04,755 INFO L168 Benchmark]: TraceAbstraction took 193.49 ms. Allocated memory is still 160.4 MB. Free memory was 107.0 MB in the beginning and 135.7 MB in the end (delta: -28.7 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-02-21 15:46:04,758 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 160.4 MB. Free memory is still 131.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 244.60 ms. Allocated memory is still 160.4 MB. Free memory was 135.4 MB in the beginning and 125.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 44.34 ms. Allocated memory is still 160.4 MB. Free memory was 125.3 MB in the beginning and 123.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 557.44 ms. Allocated memory is still 160.4 MB. Free memory was 123.6 MB in the beginning and 107.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 193.49 ms. Allocated memory is still 160.4 MB. Free memory was 107.0 MB in the beginning and 135.7 MB in the end (delta: -28.7 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 13]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 32 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 6 NumberOfFragments, 6 HoareAnnotationTreeSize, 6 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...