/usr/bin/java -ea -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/float-newlib/double_req_bl_1032a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 15:53:24,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 15:53:24,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 15:53:24,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 15:53:24,257 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 15:53:24,258 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 15:53:24,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 15:53:24,263 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 15:53:24,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 15:53:24,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 15:53:24,267 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 15:53:24,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 15:53:24,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 15:53:24,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 15:53:24,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 15:53:24,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 15:53:24,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 15:53:24,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 15:53:24,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 15:53:24,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 15:53:24,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 15:53:24,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 15:53:24,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 15:53:24,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 15:53:24,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-08 15:53:24,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 15:53:24,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 15:53:24,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 15:53:24,316 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-08 15:53:24,330 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 15:53:24,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 15:53:24,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 15:53:24,332 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 15:53:24,332 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 15:53:24,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 15:53:24,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 15:53:24,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 15:53:24,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 15:53:24,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 15:53:24,334 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 15:53:24,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 15:53:24,335 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 15:53:24,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 15:53:24,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 15:53:24,336 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-08 15:53:24,336 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 15:53:24,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 15:53:24,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 15:53:24,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 15:53:24,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-08 15:53:24,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 15:53:24,337 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-08 15:53:24,653 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 15:53:24,665 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 15:53:24,669 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 15:53:24,670 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 15:53:24,671 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 15:53:24,671 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1032a.c [2020-07-08 15:53:24,750 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e0e9901a/6497269e777c4b21bd755e0d1ed3ad57/FLAG655c94818 [2020-07-08 15:53:25,170 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 15:53:25,171 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1032a.c [2020-07-08 15:53:25,178 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e0e9901a/6497269e777c4b21bd755e0d1ed3ad57/FLAG655c94818 [2020-07-08 15:53:25,553 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e0e9901a/6497269e777c4b21bd755e0d1ed3ad57 [2020-07-08 15:53:25,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 15:53:25,564 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 15:53:25,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 15:53:25,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 15:53:25,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 15:53:25,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 03:53:25" (1/1) ... [2020-07-08 15:53:25,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3be51f55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:53:25, skipping insertion in model container [2020-07-08 15:53:25,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 03:53:25" (1/1) ... [2020-07-08 15:53:25,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 15:53:25,602 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 15:53:25,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 15:53:25,862 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 15:53:25,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 15:53:26,017 INFO L208 MainTranslator]: Completed translation [2020-07-08 15:53:26,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:53:26 WrapperNode [2020-07-08 15:53:26,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 15:53:26,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 15:53:26,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 15:53:26,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 15:53:26,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:53:26" (1/1) ... [2020-07-08 15:53:26,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:53:26" (1/1) ... [2020-07-08 15:53:26,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:53:26" (1/1) ... [2020-07-08 15:53:26,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:53:26" (1/1) ... [2020-07-08 15:53:26,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:53:26" (1/1) ... [2020-07-08 15:53:26,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:53:26" (1/1) ... [2020-07-08 15:53:26,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:53:26" (1/1) ... [2020-07-08 15:53:26,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 15:53:26,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 15:53:26,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 15:53:26,070 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 15:53:26,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:53:26" (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 [2020-07-08 15:53:26,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 15:53:26,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 15:53:26,135 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2020-07-08 15:53:26,135 INFO L138 BoogieDeclarations]: Found implementation of procedure round_double [2020-07-08 15:53:26,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2020-07-08 15:53:26,135 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 15:53:26,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 15:53:26,135 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2020-07-08 15:53:26,136 INFO L130 BoogieDeclarations]: Found specification of procedure round_double [2020-07-08 15:53:26,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 15:53:26,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-07-08 15:53:26,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 15:53:26,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 15:53:26,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 15:53:26,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-07-08 15:53:26,137 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2020-07-08 15:53:26,138 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 15:53:26,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 15:53:26,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 15:53:26,833 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 15:53:26,834 INFO L295 CfgBuilder]: Removed 6 assume(true) statements. [2020-07-08 15:53:26,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 03:53:26 BoogieIcfgContainer [2020-07-08 15:53:26,839 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 15:53:26,841 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 15:53:26,841 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 15:53:26,844 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 15:53:26,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 03:53:25" (1/3) ... [2020-07-08 15:53:26,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33081577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 03:53:26, skipping insertion in model container [2020-07-08 15:53:26,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 03:53:26" (2/3) ... [2020-07-08 15:53:26,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33081577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 03:53:26, skipping insertion in model container [2020-07-08 15:53:26,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 03:53:26" (3/3) ... [2020-07-08 15:53:26,848 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1032a.c [2020-07-08 15:53:26,859 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-08 15:53:26,867 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 15:53:26,882 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 15:53:26,905 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 15:53:26,905 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 15:53:26,905 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-08 15:53:26,905 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 15:53:26,906 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 15:53:26,906 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 15:53:26,906 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 15:53:26,906 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 15:53:26,924 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states. [2020-07-08 15:53:26,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-07-08 15:53:26,937 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 15:53:26,938 INFO L422 BasicCegarLoop]: 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] [2020-07-08 15:53:26,938 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 15:53:26,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 15:53:26,944 INFO L82 PathProgramCache]: Analyzing trace with hash -2016969319, now seen corresponding path program 1 times [2020-07-08 15:53:26,953 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 15:53:26,953 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [94971399] [2020-07-08 15:53:26,954 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 15:53:27,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:53:27,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:53:27,162 INFO L280 TraceCheckUtils]: 0: Hoare triple {126#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {107#true} is VALID [2020-07-08 15:53:27,163 INFO L280 TraceCheckUtils]: 1: Hoare triple {107#true} #valid := #valid[0 := 0]; {107#true} is VALID [2020-07-08 15:53:27,163 INFO L280 TraceCheckUtils]: 2: Hoare triple {107#true} assume 0 < #StackHeapBarrier; {107#true} is VALID [2020-07-08 15:53:27,164 INFO L280 TraceCheckUtils]: 3: Hoare triple {107#true} assume true; {107#true} is VALID [2020-07-08 15:53:27,164 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {107#true} {107#true} #176#return; {107#true} is VALID [2020-07-08 15:53:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 15:53:27,198 INFO L280 TraceCheckUtils]: 0: Hoare triple {127#(and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~x := #in~x; {107#true} is VALID [2020-07-08 15:53:27,199 INFO L280 TraceCheckUtils]: 1: Hoare triple {107#true} havoc ~msw~0; {107#true} is VALID [2020-07-08 15:53:27,199 INFO L280 TraceCheckUtils]: 2: Hoare triple {107#true} havoc ~exponent_less_1023~0; {107#true} is VALID [2020-07-08 15:53:27,200 INFO L280 TraceCheckUtils]: 3: Hoare triple {107#true} havoc ~lsw~0; {107#true} is VALID [2020-07-08 15:53:27,201 INFO L280 TraceCheckUtils]: 4: Hoare triple {107#true} assume !true; {108#false} is VALID [2020-07-08 15:53:27,201 INFO L280 TraceCheckUtils]: 5: Hoare triple {108#false} ~exponent_less_1023~0 := ~bitwiseAnd(~msw~0, 2146435072) / 1048576 - 1023; {108#false} is VALID [2020-07-08 15:53:27,202 INFO L280 TraceCheckUtils]: 6: Hoare triple {108#false} assume !(~exponent_less_1023~0 < 20); {108#false} is VALID [2020-07-08 15:53:27,202 INFO L280 TraceCheckUtils]: 7: Hoare triple {108#false} assume ~exponent_less_1023~0 > 51; {108#false} is VALID [2020-07-08 15:53:27,202 INFO L280 TraceCheckUtils]: 8: Hoare triple {108#false} assume 1024 == ~exponent_less_1023~0; {108#false} is VALID [2020-07-08 15:53:27,203 INFO L280 TraceCheckUtils]: 9: Hoare triple {108#false} #res := ~someBinaryArithmeticDOUBLEoperation(~x, ~x); {108#false} is VALID [2020-07-08 15:53:27,203 INFO L280 TraceCheckUtils]: 10: Hoare triple {108#false} assume true; {108#false} is VALID [2020-07-08 15:53:27,204 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {108#false} {107#true} #172#return; {108#false} is VALID [2020-07-08 15:53:27,206 INFO L263 TraceCheckUtils]: 0: Hoare triple {107#true} call ULTIMATE.init(); {126#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-08 15:53:27,206 INFO L280 TraceCheckUtils]: 1: Hoare triple {126#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {107#true} is VALID [2020-07-08 15:53:27,207 INFO L280 TraceCheckUtils]: 2: Hoare triple {107#true} #valid := #valid[0 := 0]; {107#true} is VALID [2020-07-08 15:53:27,207 INFO L280 TraceCheckUtils]: 3: Hoare triple {107#true} assume 0 < #StackHeapBarrier; {107#true} is VALID [2020-07-08 15:53:27,208 INFO L280 TraceCheckUtils]: 4: Hoare triple {107#true} assume true; {107#true} is VALID [2020-07-08 15:53:27,208 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {107#true} {107#true} #176#return; {107#true} is VALID [2020-07-08 15:53:27,208 INFO L263 TraceCheckUtils]: 6: Hoare triple {107#true} call #t~ret11 := main(); {107#true} is VALID [2020-07-08 15:53:27,209 INFO L280 TraceCheckUtils]: 7: Hoare triple {107#true} ~x~0 := 0.0; {107#true} is VALID [2020-07-08 15:53:27,211 INFO L263 TraceCheckUtils]: 8: Hoare triple {107#true} call #t~ret8 := round_double(~x~0); {127#(and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-08 15:53:27,211 INFO L280 TraceCheckUtils]: 9: Hoare triple {127#(and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~x := #in~x; {107#true} is VALID [2020-07-08 15:53:27,211 INFO L280 TraceCheckUtils]: 10: Hoare triple {107#true} havoc ~msw~0; {107#true} is VALID [2020-07-08 15:53:27,212 INFO L280 TraceCheckUtils]: 11: Hoare triple {107#true} havoc ~exponent_less_1023~0; {107#true} is VALID [2020-07-08 15:53:27,212 INFO L280 TraceCheckUtils]: 12: Hoare triple {107#true} havoc ~lsw~0; {107#true} is VALID [2020-07-08 15:53:27,213 INFO L280 TraceCheckUtils]: 13: Hoare triple {107#true} assume !true; {108#false} is VALID [2020-07-08 15:53:27,213 INFO L280 TraceCheckUtils]: 14: Hoare triple {108#false} ~exponent_less_1023~0 := ~bitwiseAnd(~msw~0, 2146435072) / 1048576 - 1023; {108#false} is VALID [2020-07-08 15:53:27,214 INFO L280 TraceCheckUtils]: 15: Hoare triple {108#false} assume !(~exponent_less_1023~0 < 20); {108#false} is VALID [2020-07-08 15:53:27,214 INFO L280 TraceCheckUtils]: 16: Hoare triple {108#false} assume ~exponent_less_1023~0 > 51; {108#false} is VALID [2020-07-08 15:53:27,214 INFO L280 TraceCheckUtils]: 17: Hoare triple {108#false} assume 1024 == ~exponent_less_1023~0; {108#false} is VALID [2020-07-08 15:53:27,215 INFO L280 TraceCheckUtils]: 18: Hoare triple {108#false} #res := ~someBinaryArithmeticDOUBLEoperation(~x, ~x); {108#false} is VALID [2020-07-08 15:53:27,215 INFO L280 TraceCheckUtils]: 19: Hoare triple {108#false} assume true; {108#false} is VALID [2020-07-08 15:53:27,215 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {108#false} {107#true} #172#return; {108#false} is VALID [2020-07-08 15:53:27,216 INFO L280 TraceCheckUtils]: 21: Hoare triple {108#false} ~res~0 := #t~ret8; {108#false} is VALID [2020-07-08 15:53:27,216 INFO L280 TraceCheckUtils]: 22: Hoare triple {108#false} havoc #t~ret8; {108#false} is VALID [2020-07-08 15:53:27,217 INFO L280 TraceCheckUtils]: 23: Hoare triple {108#false} #t~short10 := ~someBinaryDOUBLEComparisonOperation(~res~0, 0.0); {108#false} is VALID [2020-07-08 15:53:27,217 INFO L280 TraceCheckUtils]: 24: Hoare triple {108#false} assume !#t~short10; {108#false} is VALID [2020-07-08 15:53:27,218 INFO L280 TraceCheckUtils]: 25: Hoare triple {108#false} assume !#t~short10; {108#false} is VALID [2020-07-08 15:53:27,218 INFO L280 TraceCheckUtils]: 26: Hoare triple {108#false} havoc #t~ret9; {108#false} is VALID [2020-07-08 15:53:27,218 INFO L280 TraceCheckUtils]: 27: Hoare triple {108#false} havoc #t~short10; {108#false} is VALID [2020-07-08 15:53:27,219 INFO L280 TraceCheckUtils]: 28: Hoare triple {108#false} assume !false; {108#false} is VALID [2020-07-08 15:53:27,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 15:53:27,224 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-08 15:53:27,226 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [94971399] [2020-07-08 15:53:27,228 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 15:53:27,228 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 15:53:27,229 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778627872] [2020-07-08 15:53:27,236 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 29 [2020-07-08 15:53:27,239 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 15:53:27,243 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 15:53:27,298 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:53:27,298 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 15:53:27,299 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 15:53:27,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 15:53:27,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 15:53:27,311 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 4 states. [2020-07-08 15:53:28,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:53:28,008 INFO L93 Difference]: Finished difference Result 194 states and 225 transitions. [2020-07-08 15:53:28,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-08 15:53:28,009 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 29 [2020-07-08 15:53:28,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 15:53:28,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 15:53:28,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 225 transitions. [2020-07-08 15:53:28,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 15:53:28,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 225 transitions. [2020-07-08 15:53:28,035 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 225 transitions. [2020-07-08 15:53:28,317 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 225 edges. 225 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:53:28,336 INFO L225 Difference]: With dead ends: 194 [2020-07-08 15:53:28,336 INFO L226 Difference]: Without dead ends: 96 [2020-07-08 15:53:28,341 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-08 15:53:28,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2020-07-08 15:53:28,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2020-07-08 15:53:28,472 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 15:53:28,473 INFO L82 GeneralOperation]: Start isEquivalent. First operand 96 states. Second operand 96 states. [2020-07-08 15:53:28,473 INFO L74 IsIncluded]: Start isIncluded. First operand 96 states. Second operand 96 states. [2020-07-08 15:53:28,474 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 96 states. [2020-07-08 15:53:28,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:53:28,482 INFO L93 Difference]: Finished difference Result 96 states and 104 transitions. [2020-07-08 15:53:28,482 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 104 transitions. [2020-07-08 15:53:28,484 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:53:28,484 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:53:28,484 INFO L74 IsIncluded]: Start isIncluded. First operand 96 states. Second operand 96 states. [2020-07-08 15:53:28,485 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 96 states. [2020-07-08 15:53:28,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 15:53:28,492 INFO L93 Difference]: Finished difference Result 96 states and 104 transitions. [2020-07-08 15:53:28,493 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 104 transitions. [2020-07-08 15:53:28,494 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 15:53:28,494 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 15:53:28,494 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 15:53:28,495 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 15:53:28,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-07-08 15:53:28,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 104 transitions. [2020-07-08 15:53:28,502 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 104 transitions. Word has length 29 [2020-07-08 15:53:28,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 15:53:28,503 INFO L479 AbstractCegarLoop]: Abstraction has 96 states and 104 transitions. [2020-07-08 15:53:28,503 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 15:53:28,503 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 96 states and 104 transitions. [2020-07-08 15:53:28,615 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 104 edges. 104 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 15:53:28,615 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 104 transitions. [2020-07-08 15:53:28,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-07-08 15:53:28,617 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 15:53:28,617 INFO L422 BasicCegarLoop]: 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] [2020-07-08 15:53:28,618 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 15:53:28,618 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 15:53:28,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 15:53:28,619 INFO L82 PathProgramCache]: Analyzing trace with hash -1112139357, now seen corresponding path program 1 times [2020-07-08 15:53:28,619 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 15:53:28,619 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1070444581] [2020-07-08 15:53:28,619 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 15:53:28,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 15:53:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 15:53:28,750 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 15:53:28,751 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError at de.uni_freiburg.informatik.ultimate.smtinterpol.model.Model.map(Model.java:227) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.cclosure.ModelBuilder.add(ModelBuilder.java:123) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.cclosure.ModelBuilder.fillInFunctions(ModelBuilder.java:109) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.cclosure.ModelBuilder.(ModelBuilder.java:49) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.cclosure.CClosure.fillInModel(CClosure.java:1312) at de.uni_freiburg.informatik.ultimate.smtinterpol.model.Model.(Model.java:120) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.buildModel(SMTInterpol.java:1145) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getValue(SMTInterpol.java:1014) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getValue(WrapperScript.java:193) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getValue(WrapperScript.java:193) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.getValues(SmtUtils.java:2102) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.getValue(TraceCheck.java:407) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.lambda$0(TraceCheck.java:381) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.computeRcfgProgramExecution(TraceCheck.java:390) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.computeRcfgProgramExecutionAndDecodeBranches(TraceCheck.java:349) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.computeRcfgProgramExecutionAndDecodeBranches(TraceCheck.java:342) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:96) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:100) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.Interpolator.generateInterpolantsCraigNested(Interpolator.java:146) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.Interpolator.generateInterpolants(Interpolator.java:102) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.acceleratedInterpolationCore(AcceleratedInterpolation.java:266) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.(AcceleratedInterpolation.java:184) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:144) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-08 15:53:28,756 INFO L168 Benchmark]: Toolchain (without parser) took 3191.61 ms. Allocated memory was 138.4 MB in the beginning and 251.1 MB in the end (delta: 112.7 MB). Free memory was 102.0 MB in the beginning and 181.9 MB in the end (delta: -79.9 MB). Peak memory consumption was 32.8 MB. Max. memory is 7.1 GB. [2020-07-08 15:53:28,757 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 138.4 MB. Free memory was 120.4 MB in the beginning and 120.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-08 15:53:28,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 452.98 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 101.8 MB in the beginning and 179.7 MB in the end (delta: -78.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. [2020-07-08 15:53:28,759 INFO L168 Benchmark]: Boogie Preprocessor took 50.99 ms. Allocated memory is still 201.3 MB. Free memory was 179.7 MB in the beginning and 177.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2020-07-08 15:53:28,760 INFO L168 Benchmark]: RCFGBuilder took 769.48 ms. Allocated memory is still 201.3 MB. Free memory was 177.2 MB in the beginning and 133.0 MB in the end (delta: 44.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 7.1 GB. [2020-07-08 15:53:28,761 INFO L168 Benchmark]: TraceAbstraction took 1912.81 ms. Allocated memory was 201.3 MB in the beginning and 251.1 MB in the end (delta: 49.8 MB). Free memory was 132.3 MB in the beginning and 181.9 MB in the end (delta: -49.6 MB). Peak memory consumption was 224.8 kB. Max. memory is 7.1 GB. [2020-07-08 15:53:28,765 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 138.4 MB. Free memory was 120.4 MB in the beginning and 120.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 452.98 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 101.8 MB in the beginning and 179.7 MB in the end (delta: -78.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.99 ms. Allocated memory is still 201.3 MB. Free memory was 179.7 MB in the beginning and 177.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 769.48 ms. Allocated memory is still 201.3 MB. Free memory was 177.2 MB in the beginning and 133.0 MB in the end (delta: 44.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1912.81 ms. Allocated memory was 201.3 MB in the beginning and 251.1 MB in the end (delta: 49.8 MB). Free memory was 132.3 MB in the beginning and 181.9 MB in the end (delta: -49.6 MB). Peak memory consumption was 224.8 kB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: null: de.uni_freiburg.informatik.ultimate.smtinterpol.model.Model.map(Model.java:227) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...