/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/float11.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-72570d3 [2020-08-22 18:29:10,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 18:29:10,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 18:29:10,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 18:29:10,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 18:29:10,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 18:29:10,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 18:29:10,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 18:29:10,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 18:29:10,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 18:29:10,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 18:29:10,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 18:29:10,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 18:29:10,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 18:29:10,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 18:29:10,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 18:29:10,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 18:29:10,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 18:29:10,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 18:29:10,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 18:29:10,415 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 18:29:10,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 18:29:10,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 18:29:10,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 18:29:10,426 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-22 18:29:10,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 18:29:10,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 18:29:10,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 18:29:10,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 18:29:10,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 18:29:10,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 18:29:10,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 18:29:10,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 18:29:10,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 18:29:10,437 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 18:29:10,438 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 18:29:10,439 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-08-22 18:29:10,456 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 18:29:10,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 18:29:10,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 18:29:10,458 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 18:29:10,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 18:29:10,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 18:29:10,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 18:29:10,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 18:29:10,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 18:29:10,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 18:29:10,461 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 18:29:10,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 18:29:10,461 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 18:29:10,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 18:29:10,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 18:29:10,462 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-08-22 18:29:10,462 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 18:29:10,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 18:29:10,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 18:29:10,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 18:29:10,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-08-22 18:29:10,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 18:29:10,463 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-08-22 18:29:10,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 18:29:10,752 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 18:29:10,755 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 18:29:10,757 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 18:29:10,757 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 18:29:10,758 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float11.c [2020-08-22 18:29:10,829 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1eae49d1/3f337d97d71744e6b3025b1cf40a73be/FLAG4fed702b7 [2020-08-22 18:29:11,250 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 18:29:11,251 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float11.c [2020-08-22 18:29:11,257 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1eae49d1/3f337d97d71744e6b3025b1cf40a73be/FLAG4fed702b7 [2020-08-22 18:29:11,633 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1eae49d1/3f337d97d71744e6b3025b1cf40a73be [2020-08-22 18:29:11,640 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 18:29:11,642 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 18:29:11,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 18:29:11,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 18:29:11,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 18:29:11,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 06:29:11" (1/1) ... [2020-08-22 18:29:11,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@478ac3cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:29:11, skipping insertion in model container [2020-08-22 18:29:11,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 06:29:11" (1/1) ... [2020-08-22 18:29:11,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 18:29:11,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 18:29:11,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 18:29:11,871 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 18:29:11,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 18:29:11,935 INFO L208 MainTranslator]: Completed translation [2020-08-22 18:29:11,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:29:11 WrapperNode [2020-08-22 18:29:11,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 18:29:11,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 18:29:11,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 18:29:11,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 18:29:12,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:29:11" (1/1) ... [2020-08-22 18:29:12,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:29:11" (1/1) ... [2020-08-22 18:29:12,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:29:11" (1/1) ... [2020-08-22 18:29:12,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:29:11" (1/1) ... [2020-08-22 18:29:12,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:29:11" (1/1) ... [2020-08-22 18:29:12,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:29:11" (1/1) ... [2020-08-22 18:29:12,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:29:11" (1/1) ... [2020-08-22 18:29:12,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 18:29:12,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 18:29:12,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 18:29:12,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 18:29:12,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:29:11" (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 [2020-08-22 18:29:12,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 18:29:12,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 18:29:12,128 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 18:29:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 18:29:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 18:29:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 18:29:12,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 18:29:12,462 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 18:29:12,462 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-22 18:29:12,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 06:29:12 BoogieIcfgContainer [2020-08-22 18:29:12,468 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 18:29:12,469 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 18:29:12,469 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 18:29:12,472 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 18:29:12,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 06:29:11" (1/3) ... [2020-08-22 18:29:12,473 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ea465a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 06:29:12, skipping insertion in model container [2020-08-22 18:29:12,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 06:29:11" (2/3) ... [2020-08-22 18:29:12,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ea465a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 06:29:12, skipping insertion in model container [2020-08-22 18:29:12,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 06:29:12" (3/3) ... [2020-08-22 18:29:12,475 INFO L109 eAbstractionObserver]: Analyzing ICFG float11.c [2020-08-22 18:29:12,485 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 18:29:12,492 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 30 error locations. [2020-08-22 18:29:12,505 INFO L251 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2020-08-22 18:29:12,527 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 18:29:12,527 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 18:29:12,527 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-08-22 18:29:12,528 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 18:29:12,528 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 18:29:12,528 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 18:29:12,528 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 18:29:12,528 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 18:29:12,550 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states. [2020-08-22 18:29:12,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-08-22 18:29:12,560 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 18:29:12,560 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-08-22 18:29:12,561 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 18:29:12,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 18:29:12,568 INFO L82 PathProgramCache]: Analyzing trace with hash -680722770, now seen corresponding path program 1 times [2020-08-22 18:29:12,576 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 18:29:12,577 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [933511108] [2020-08-22 18:29:12,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 18:29:12,638 INFO L288 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-08-22 18:29:12,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-08-22 18:29:12,657 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-08-22 18:29:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-08-22 18:29:12,660 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-08-22 18:29:12,671 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-08-22 18:29:12,672 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-08-22 18:29:12,672 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 18:29:12,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 06:29:12 BoogieIcfgContainer [2020-08-22 18:29:12,686 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 18:29:12,690 INFO L168 Benchmark]: Toolchain (without parser) took 1046.34 ms. Allocated memory was 140.5 MB in the beginning and 204.5 MB in the end (delta: 64.0 MB). Free memory was 104.9 MB in the beginning and 148.8 MB in the end (delta: -43.9 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2020-08-22 18:29:12,691 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 140.5 MB. Free memory was 123.0 MB in the beginning and 122.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-08-22 18:29:12,692 INFO L168 Benchmark]: CACSL2BoogieTranslator took 293.97 ms. Allocated memory is still 140.5 MB. Free memory was 104.5 MB in the beginning and 94.5 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2020-08-22 18:29:12,693 INFO L168 Benchmark]: Boogie Preprocessor took 127.80 ms. Allocated memory was 140.5 MB in the beginning and 204.5 MB in the end (delta: 64.0 MB). Free memory was 94.5 MB in the beginning and 182.7 MB in the end (delta: -88.2 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2020-08-22 18:29:12,694 INFO L168 Benchmark]: RCFGBuilder took 402.64 ms. Allocated memory is still 204.5 MB. Free memory was 182.7 MB in the beginning and 161.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2020-08-22 18:29:12,695 INFO L168 Benchmark]: TraceAbstraction took 217.52 ms. Allocated memory is still 204.5 MB. Free memory was 161.2 MB in the beginning and 148.8 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 7.1 GB. [2020-08-22 18:29:12,699 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 140.5 MB. Free memory was 123.0 MB in the beginning and 122.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 293.97 ms. Allocated memory is still 140.5 MB. Free memory was 104.5 MB in the beginning and 94.5 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.80 ms. Allocated memory was 140.5 MB in the beginning and 204.5 MB in the end (delta: 64.0 MB). Free memory was 94.5 MB in the beginning and 182.7 MB in the end (delta: -88.2 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 402.64 ms. Allocated memory is still 204.5 MB. Free memory was 182.7 MB in the beginning and 161.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 217.52 ms. Allocated memory is still 204.5 MB. Free memory was 161.2 MB in the beginning and 148.8 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 5. Possible FailurePath: [L5] COND TRUE !(1.0<2.5) [L5] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 98 locations, 30 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=98occurred 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...