/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/floats-cbmc-regression/float1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 12:58:57,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 12:58:57,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 12:58:57,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 12:58:57,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 12:58:57,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 12:58:57,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 12:58:57,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 12:58:57,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 12:58:57,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 12:58:57,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 12:58:57,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 12:58:57,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 12:58:57,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 12:58:57,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 12:58:57,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 12:58:57,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 12:58:57,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 12:58:57,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 12:58:57,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 12:58:57,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 12:58:57,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 12:58:57,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 12:58:57,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 12:58:57,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-07 12:58:57,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 12:58:57,244 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 12:58:57,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 12:58:57,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 12:58:57,247 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 12:58:57,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 12:58:57,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 12:58:57,248 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 12:58:57,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 12:58:57,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 12:58:57,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 12:58:57,251 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-07 12:58:57,269 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 12:58:57,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 12:58:57,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 12:58:57,273 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 12:58:57,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 12:58:57,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 12:58:57,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 12:58:57,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 12:58:57,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 12:58:57,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 12:58:57,274 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 12:58:57,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 12:58:57,274 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 12:58:57,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 12:58:57,274 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 12:58:57,274 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-07 12:58:57,275 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 12:58:57,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 12:58:57,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 12:58:57,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 12:58:57,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-07 12:58:57,276 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 12:58:57,276 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-07 12:58:57,561 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 12:58:57,574 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 12:58:57,578 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 12:58:57,579 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 12:58:57,580 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 12:58:57,580 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float1.c [2020-07-07 12:58:57,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/305ff763d/5670dabef84f49589fda341d9c6470be/FLAG4ae090059 [2020-07-07 12:58:58,117 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 12:58:58,118 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float1.c [2020-07-07 12:58:58,124 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/305ff763d/5670dabef84f49589fda341d9c6470be/FLAG4ae090059 [2020-07-07 12:58:58,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/305ff763d/5670dabef84f49589fda341d9c6470be [2020-07-07 12:58:58,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 12:58:58,488 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 12:58:58,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 12:58:58,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 12:58:58,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 12:58:58,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 12:58:58" (1/1) ... [2020-07-07 12:58:58,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10cb5463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:58:58, skipping insertion in model container [2020-07-07 12:58:58,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 12:58:58" (1/1) ... [2020-07-07 12:58:58,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 12:58:58,518 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 12:58:58,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 12:58:58,680 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 12:58:58,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 12:58:58,709 INFO L208 MainTranslator]: Completed translation [2020-07-07 12:58:58,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:58:58 WrapperNode [2020-07-07 12:58:58,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 12:58:58,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 12:58:58,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 12:58:58,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 12:58:58,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:58:58" (1/1) ... [2020-07-07 12:58:58,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:58:58" (1/1) ... [2020-07-07 12:58:58,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:58:58" (1/1) ... [2020-07-07 12:58:58,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:58:58" (1/1) ... [2020-07-07 12:58:58,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:58:58" (1/1) ... [2020-07-07 12:58:58,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:58:58" (1/1) ... [2020-07-07 12:58:58,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:58:58" (1/1) ... [2020-07-07 12:58:58,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 12:58:58,830 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 12:58:58,830 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 12:58:58,830 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 12:58:58,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:58:58" (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 [2020-07-07 12:58:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 12:58:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 12:58:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 12:58:58,883 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 12:58:58,883 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 12:58:58,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 12:58:58,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 12:58:59,045 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 12:58:59,045 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-07 12:58:59,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 12:58:59 BoogieIcfgContainer [2020-07-07 12:58:59,049 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 12:58:59,051 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 12:58:59,051 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 12:58:59,054 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 12:58:59,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 12:58:58" (1/3) ... [2020-07-07 12:58:59,055 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53b40fa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 12:58:59, skipping insertion in model container [2020-07-07 12:58:59,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:58:58" (2/3) ... [2020-07-07 12:58:59,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53b40fa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 12:58:59, skipping insertion in model container [2020-07-07 12:58:59,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 12:58:59" (3/3) ... [2020-07-07 12:58:59,058 INFO L109 eAbstractionObserver]: Analyzing ICFG float1.c [2020-07-07 12:58:59,072 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-07 12:58:59,078 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-07-07 12:58:59,091 INFO L251 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-07-07 12:58:59,119 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 12:58:59,119 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 12:58:59,119 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-07 12:58:59,119 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 12:58:59,120 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 12:58:59,120 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 12:58:59,120 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 12:58:59,120 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 12:58:59,135 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2020-07-07 12:58:59,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-07-07 12:58:59,145 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 12:58:59,146 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 12:58:59,147 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 12:58:59,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 12:58:59,153 INFO L82 PathProgramCache]: Analyzing trace with hash -1235461758, now seen corresponding path program 1 times [2020-07-07 12:58:59,162 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-07 12:58:59,163 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1314372549] [2020-07-07 12:58:59,163 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 12:58:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-07 12:58:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-07 12:58:59,266 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-07 12:58:59,268 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-07 12:58:59,268 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-07 12:58:59,268 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 12:58:59,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 12:58:59 BoogieIcfgContainer [2020-07-07 12:58:59,281 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 12:58:59,285 INFO L168 Benchmark]: Toolchain (without parser) took 795.61 ms. Allocated memory was 135.3 MB in the beginning and 199.8 MB in the end (delta: 64.5 MB). Free memory was 100.5 MB in the beginning and 155.7 MB in the end (delta: -55.2 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2020-07-07 12:58:59,286 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 135.3 MB. Free memory was 118.7 MB in the beginning and 118.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-07 12:58:59,287 INFO L168 Benchmark]: CACSL2BoogieTranslator took 221.54 ms. Allocated memory is still 135.3 MB. Free memory was 100.3 MB in the beginning and 90.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2020-07-07 12:58:59,288 INFO L168 Benchmark]: Boogie Preprocessor took 118.96 ms. Allocated memory was 135.3 MB in the beginning and 199.8 MB in the end (delta: 64.5 MB). Free memory was 90.6 MB in the beginning and 179.0 MB in the end (delta: -88.4 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2020-07-07 12:58:59,289 INFO L168 Benchmark]: RCFGBuilder took 219.68 ms. Allocated memory is still 199.8 MB. Free memory was 179.0 MB in the beginning and 168.0 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2020-07-07 12:58:59,290 INFO L168 Benchmark]: TraceAbstraction took 230.81 ms. Allocated memory is still 199.8 MB. Free memory was 168.0 MB in the beginning and 155.7 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. [2020-07-07 12:58:59,294 INFO L336 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 135.3 MB. Free memory was 118.7 MB in the beginning and 118.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 221.54 ms. Allocated memory is still 135.3 MB. Free memory was 100.3 MB in the beginning and 90.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.96 ms. Allocated memory was 135.3 MB in the beginning and 199.8 MB in the end (delta: 64.5 MB). Free memory was 90.6 MB in the beginning and 179.0 MB in the end (delta: -88.4 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 219.68 ms. Allocated memory is still 199.8 MB. Free memory was 179.0 MB in the beginning and 168.0 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 230.81 ms. Allocated memory is still 199.8 MB. Free memory was 168.0 MB in the beginning and 155.7 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 10]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of to_int at line 8, overapproximation of to_real at line 6, overapproximation of someBinaryArithmeticDOUBLEoperation at line 7. Possible FailurePath: [L3] double x; [L4] int y; [L6] x=2 [L7] x-=0.6 [L8] y=x [L10] COND TRUE !(y==1) [L10] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 22 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 1, 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=22occurred 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: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...