/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/float_req_bl_1052c.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-18 00:13:35,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 00:13:35,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 00:13:35,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 00:13:35,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 00:13:35,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 00:13:35,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 00:13:35,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 00:13:35,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 00:13:35,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 00:13:35,336 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 00:13:35,339 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 00:13:35,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 00:13:35,341 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 00:13:35,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 00:13:35,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 00:13:35,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 00:13:35,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 00:13:35,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 00:13:35,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 00:13:35,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 00:13:35,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 00:13:35,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 00:13:35,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 00:13:35,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-18 00:13:35,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 00:13:35,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 00:13:35,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 00:13:35,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-18 00:13:35,406 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 00:13:35,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 00:13:35,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 00:13:35,408 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 00:13:35,411 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 00:13:35,412 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 00:13:35,412 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 00:13:35,412 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 00:13:35,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 00:13:35,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 00:13:35,412 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 00:13:35,413 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 00:13:35,413 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 00:13:35,413 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 00:13:35,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 00:13:35,415 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 00:13:35,416 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 00:13:35,416 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 00:13:35,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 00:13:35,416 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 00:13:35,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 00:13:35,417 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 00:13:35,417 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-18 00:13:35,746 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 00:13:35,764 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 00:13:35,767 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 00:13:35,769 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 00:13:35,769 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 00:13:35,770 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1052c.c [2020-07-18 00:13:35,841 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95b49da14/ea6b0b91fddd43cc80506c35c78bf8a2/FLAG8f3d3800e [2020-07-18 00:13:36,344 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 00:13:36,345 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1052c.c [2020-07-18 00:13:36,352 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95b49da14/ea6b0b91fddd43cc80506c35c78bf8a2/FLAG8f3d3800e [2020-07-18 00:13:36,684 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95b49da14/ea6b0b91fddd43cc80506c35c78bf8a2 [2020-07-18 00:13:36,693 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 00:13:36,696 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 00:13:36,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 00:13:36,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 00:13:36,702 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 00:13:36,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:13:36" (1/1) ... [2020-07-18 00:13:36,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d9cedb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:36, skipping insertion in model container [2020-07-18 00:13:36,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:13:36" (1/1) ... [2020-07-18 00:13:36,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 00:13:36,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 00:13:36,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:13:36,978 INFO L203 MainTranslator]: Completed pre-run [2020-07-18 00:13:37,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:13:37,124 INFO L208 MainTranslator]: Completed translation [2020-07-18 00:13:37,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:37 WrapperNode [2020-07-18 00:13:37,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 00:13:37,126 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-18 00:13:37,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-18 00:13:37,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-18 00:13:37,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:37" (1/1) ... [2020-07-18 00:13:37,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:37" (1/1) ... [2020-07-18 00:13:37,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:37" (1/1) ... [2020-07-18 00:13:37,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:37" (1/1) ... [2020-07-18 00:13:37,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:37" (1/1) ... [2020-07-18 00:13:37,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:37" (1/1) ... [2020-07-18 00:13:37,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:37" (1/1) ... [2020-07-18 00:13:37,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-18 00:13:37,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-18 00:13:37,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-18 00:13:37,214 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-18 00:13:37,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:37" (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 [2020-07-18 00:13:37,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-18 00:13:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-18 00:13:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2020-07-18 00:13:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2020-07-18 00:13:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-18 00:13:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-18 00:13:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2020-07-18 00:13:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-18 00:13:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-07-18 00:13:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-18 00:13:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-18 00:13:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-18 00:13:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-07-18 00:13:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2020-07-18 00:13:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-18 00:13:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-18 00:13:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-18 00:13:37,859 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-18 00:13:37,860 INFO L295 CfgBuilder]: Removed 6 assume(true) statements. [2020-07-18 00:13:37,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:13:37 BoogieIcfgContainer [2020-07-18 00:13:37,869 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-18 00:13:37,873 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-18 00:13:37,876 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-18 00:13:37,880 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-18 00:13:37,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 12:13:36" (1/3) ... [2020-07-18 00:13:37,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b80f2bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:13:37, skipping insertion in model container [2020-07-18 00:13:37,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:13:37" (2/3) ... [2020-07-18 00:13:37,883 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b80f2bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:13:37, skipping insertion in model container [2020-07-18 00:13:37,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:13:37" (3/3) ... [2020-07-18 00:13:37,886 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_1052c.c [2020-07-18 00:13:37,898 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-18 00:13:37,906 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-18 00:13:37,923 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-18 00:13:37,945 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-18 00:13:37,946 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-18 00:13:37,946 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-18 00:13:37,946 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-18 00:13:37,946 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-18 00:13:37,947 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-18 00:13:37,947 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-18 00:13:37,947 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-18 00:13:37,961 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states. [2020-07-18 00:13:37,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-07-18 00:13:37,973 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:13:37,974 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] [2020-07-18 00:13:37,975 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:13:37,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:13:37,981 INFO L82 PathProgramCache]: Analyzing trace with hash 1112958377, now seen corresponding path program 1 times [2020-07-18 00:13:37,992 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:13:37,992 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [471881671] [2020-07-18 00:13:37,993 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:13:38,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:13:38,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:13:38,291 INFO L280 TraceCheckUtils]: 0: Hoare triple {116#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= ~huge_floor~0 |old(~huge_floor~0)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {95#true} is VALID [2020-07-18 00:13:38,292 INFO L280 TraceCheckUtils]: 1: Hoare triple {95#true} #valid := #valid[0 := 0]; {95#true} is VALID [2020-07-18 00:13:38,292 INFO L280 TraceCheckUtils]: 2: Hoare triple {95#true} assume 0 < #StackHeapBarrier; {95#true} is VALID [2020-07-18 00:13:38,293 INFO L280 TraceCheckUtils]: 3: Hoare triple {95#true} ~huge_floor~0 := 1.0E30; {95#true} is VALID [2020-07-18 00:13:38,294 INFO L280 TraceCheckUtils]: 4: Hoare triple {95#true} assume true; {95#true} is VALID [2020-07-18 00:13:38,294 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {95#true} {95#true} #163#return; {95#true} is VALID [2020-07-18 00:13:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:13:38,327 INFO L280 TraceCheckUtils]: 0: Hoare triple {117#(and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~x := #in~x; {95#true} is VALID [2020-07-18 00:13:38,328 INFO L280 TraceCheckUtils]: 1: Hoare triple {95#true} havoc ~i0~0; {95#true} is VALID [2020-07-18 00:13:38,328 INFO L280 TraceCheckUtils]: 2: Hoare triple {95#true} havoc ~j0~0; {95#true} is VALID [2020-07-18 00:13:38,329 INFO L280 TraceCheckUtils]: 3: Hoare triple {95#true} havoc ~i~0; {95#true} is VALID [2020-07-18 00:13:38,329 INFO L280 TraceCheckUtils]: 4: Hoare triple {95#true} havoc ~ix~0; {95#true} is VALID [2020-07-18 00:13:38,330 INFO L280 TraceCheckUtils]: 5: Hoare triple {95#true} assume !true; {96#false} is VALID [2020-07-18 00:13:38,330 INFO L280 TraceCheckUtils]: 6: Hoare triple {96#false} ~ix~0 := ~bitwiseAnd(~i0~0, 2147483647); {96#false} is VALID [2020-07-18 00:13:38,331 INFO L280 TraceCheckUtils]: 7: Hoare triple {96#false} ~j0~0 := (if (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); {96#false} is VALID [2020-07-18 00:13:38,331 INFO L280 TraceCheckUtils]: 8: Hoare triple {96#false} assume !(~j0~0 < 23); {96#false} is VALID [2020-07-18 00:13:38,332 INFO L280 TraceCheckUtils]: 9: Hoare triple {96#false} assume !(~ix~0 % 4294967296 < 2139095040); {96#false} is VALID [2020-07-18 00:13:38,332 INFO L280 TraceCheckUtils]: 10: Hoare triple {96#false} #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); {96#false} is VALID [2020-07-18 00:13:38,332 INFO L280 TraceCheckUtils]: 11: Hoare triple {96#false} assume true; {96#false} is VALID [2020-07-18 00:13:38,333 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {96#false} {95#true} #167#return; {96#false} is VALID [2020-07-18 00:13:38,335 INFO L263 TraceCheckUtils]: 0: Hoare triple {95#true} call ULTIMATE.init(); {116#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= ~huge_floor~0 |old(~huge_floor~0)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 00:13:38,336 INFO L280 TraceCheckUtils]: 1: Hoare triple {116#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= ~huge_floor~0 |old(~huge_floor~0)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {95#true} is VALID [2020-07-18 00:13:38,336 INFO L280 TraceCheckUtils]: 2: Hoare triple {95#true} #valid := #valid[0 := 0]; {95#true} is VALID [2020-07-18 00:13:38,337 INFO L280 TraceCheckUtils]: 3: Hoare triple {95#true} assume 0 < #StackHeapBarrier; {95#true} is VALID [2020-07-18 00:13:38,337 INFO L280 TraceCheckUtils]: 4: Hoare triple {95#true} ~huge_floor~0 := 1.0E30; {95#true} is VALID [2020-07-18 00:13:38,337 INFO L280 TraceCheckUtils]: 5: Hoare triple {95#true} assume true; {95#true} is VALID [2020-07-18 00:13:38,338 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {95#true} {95#true} #163#return; {95#true} is VALID [2020-07-18 00:13:38,338 INFO L263 TraceCheckUtils]: 7: Hoare triple {95#true} call #t~ret9 := main(); {95#true} is VALID [2020-07-18 00:13:38,338 INFO L280 TraceCheckUtils]: 8: Hoare triple {95#true} ~x~0 := ~someUnaryFLOAToperation(0.0); {95#true} is VALID [2020-07-18 00:13:38,340 INFO L263 TraceCheckUtils]: 9: Hoare triple {95#true} call #t~ret6 := floor_float(~x~0); {117#(and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:13:38,341 INFO L280 TraceCheckUtils]: 10: Hoare triple {117#(and (= |#memory_real| |old(#memory_real)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~x := #in~x; {95#true} is VALID [2020-07-18 00:13:38,341 INFO L280 TraceCheckUtils]: 11: Hoare triple {95#true} havoc ~i0~0; {95#true} is VALID [2020-07-18 00:13:38,341 INFO L280 TraceCheckUtils]: 12: Hoare triple {95#true} havoc ~j0~0; {95#true} is VALID [2020-07-18 00:13:38,342 INFO L280 TraceCheckUtils]: 13: Hoare triple {95#true} havoc ~i~0; {95#true} is VALID [2020-07-18 00:13:38,342 INFO L280 TraceCheckUtils]: 14: Hoare triple {95#true} havoc ~ix~0; {95#true} is VALID [2020-07-18 00:13:38,343 INFO L280 TraceCheckUtils]: 15: Hoare triple {95#true} assume !true; {96#false} is VALID [2020-07-18 00:13:38,343 INFO L280 TraceCheckUtils]: 16: Hoare triple {96#false} ~ix~0 := ~bitwiseAnd(~i0~0, 2147483647); {96#false} is VALID [2020-07-18 00:13:38,344 INFO L280 TraceCheckUtils]: 17: Hoare triple {96#false} ~j0~0 := (if (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 <= 2147483647 then (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 else (~ix~0 / 8388608 - 127) % 4294967296 % 4294967296 - 4294967296); {96#false} is VALID [2020-07-18 00:13:38,344 INFO L280 TraceCheckUtils]: 18: Hoare triple {96#false} assume !(~j0~0 < 23); {96#false} is VALID [2020-07-18 00:13:38,344 INFO L280 TraceCheckUtils]: 19: Hoare triple {96#false} assume !(~ix~0 % 4294967296 < 2139095040); {96#false} is VALID [2020-07-18 00:13:38,345 INFO L280 TraceCheckUtils]: 20: Hoare triple {96#false} #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); {96#false} is VALID [2020-07-18 00:13:38,345 INFO L280 TraceCheckUtils]: 21: Hoare triple {96#false} assume true; {96#false} is VALID [2020-07-18 00:13:38,345 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {96#false} {95#true} #167#return; {96#false} is VALID [2020-07-18 00:13:38,346 INFO L280 TraceCheckUtils]: 23: Hoare triple {96#false} ~res~0 := #t~ret6; {96#false} is VALID [2020-07-18 00:13:38,346 INFO L280 TraceCheckUtils]: 24: Hoare triple {96#false} havoc #t~ret6; {96#false} is VALID [2020-07-18 00:13:38,346 INFO L280 TraceCheckUtils]: 25: Hoare triple {96#false} #t~short8 := ~someBinaryFLOATComparisonOperation(~res~0, ~someUnaryFLOAToperation(0.0)); {96#false} is VALID [2020-07-18 00:13:38,347 INFO L280 TraceCheckUtils]: 26: Hoare triple {96#false} assume !#t~short8; {96#false} is VALID [2020-07-18 00:13:38,347 INFO L280 TraceCheckUtils]: 27: Hoare triple {96#false} assume !#t~short8; {96#false} is VALID [2020-07-18 00:13:38,347 INFO L280 TraceCheckUtils]: 28: Hoare triple {96#false} havoc #t~ret7; {96#false} is VALID [2020-07-18 00:13:38,348 INFO L280 TraceCheckUtils]: 29: Hoare triple {96#false} havoc #t~short8; {96#false} is VALID [2020-07-18 00:13:38,348 INFO L280 TraceCheckUtils]: 30: Hoare triple {96#false} assume !false; {96#false} is VALID [2020-07-18 00:13:38,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 00:13:38,355 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:13:38,357 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [471881671] [2020-07-18 00:13:38,359 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:13:38,359 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-18 00:13:38,360 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767353569] [2020-07-18 00:13:38,366 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2020-07-18 00:13:38,369 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:13:38,373 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-18 00:13:38,427 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:13:38,428 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-18 00:13:38,428 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 00:13:38,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-18 00:13:38,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-18 00:13:38,441 INFO L87 Difference]: Start difference. First operand 92 states. Second operand 4 states. [2020-07-18 00:13:39,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:13:39,179 INFO L93 Difference]: Finished difference Result 168 states and 201 transitions. [2020-07-18 00:13:39,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-18 00:13:39,180 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2020-07-18 00:13:39,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 00:13:39,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-18 00:13:39,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 201 transitions. [2020-07-18 00:13:39,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-18 00:13:39,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 201 transitions. [2020-07-18 00:13:39,206 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 201 transitions. [2020-07-18 00:13:39,475 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 201 edges. 201 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:13:39,492 INFO L225 Difference]: With dead ends: 168 [2020-07-18 00:13:39,492 INFO L226 Difference]: Without dead ends: 84 [2020-07-18 00:13:39,497 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-18 00:13:39,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-07-18 00:13:39,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2020-07-18 00:13:39,615 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 00:13:39,615 INFO L82 GeneralOperation]: Start isEquivalent. First operand 84 states. Second operand 84 states. [2020-07-18 00:13:39,616 INFO L74 IsIncluded]: Start isIncluded. First operand 84 states. Second operand 84 states. [2020-07-18 00:13:39,616 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 84 states. [2020-07-18 00:13:39,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:13:39,625 INFO L93 Difference]: Finished difference Result 84 states and 93 transitions. [2020-07-18 00:13:39,625 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 93 transitions. [2020-07-18 00:13:39,627 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:13:39,627 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:13:39,627 INFO L74 IsIncluded]: Start isIncluded. First operand 84 states. Second operand 84 states. [2020-07-18 00:13:39,628 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 84 states. [2020-07-18 00:13:39,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:13:39,636 INFO L93 Difference]: Finished difference Result 84 states and 93 transitions. [2020-07-18 00:13:39,636 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 93 transitions. [2020-07-18 00:13:39,637 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:13:39,638 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:13:39,638 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 00:13:39,638 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 00:13:39,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-07-18 00:13:39,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 93 transitions. [2020-07-18 00:13:39,646 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 93 transitions. Word has length 31 [2020-07-18 00:13:39,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 00:13:39,655 INFO L479 AbstractCegarLoop]: Abstraction has 84 states and 93 transitions. [2020-07-18 00:13:39,655 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-18 00:13:39,656 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 84 states and 93 transitions. [2020-07-18 00:13:39,764 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 93 edges. 93 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:13:39,764 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 93 transitions. [2020-07-18 00:13:39,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-18 00:13:39,767 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:13:39,767 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] [2020-07-18 00:13:39,768 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-18 00:13:39,768 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:13:39,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:13:39,768 INFO L82 PathProgramCache]: Analyzing trace with hash 788175425, now seen corresponding path program 1 times [2020-07-18 00:13:39,769 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:13:39,769 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [431597254] [2020-07-18 00:13:39,769 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:13:39,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-18 00:13:39,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-18 00:13:39,946 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-18 00:13:39,947 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:1139) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getValue(SMTInterpol.java:1004) 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:283) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.(AcceleratedInterpolation.java:191) 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) [2020-07-18 00:13:39,953 INFO L168 Benchmark]: Toolchain (without parser) took 3258.20 ms. Allocated memory was 142.6 MB in the beginning and 252.7 MB in the end (delta: 110.1 MB). Free memory was 101.1 MB in the beginning and 196.1 MB in the end (delta: -95.1 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2020-07-18 00:13:39,954 INFO L168 Benchmark]: CDTParser took 0.79 ms. Allocated memory is still 142.6 MB. Free memory was 119.3 MB in the beginning and 119.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-18 00:13:39,956 INFO L168 Benchmark]: CACSL2BoogieTranslator took 428.76 ms. Allocated memory was 142.6 MB in the beginning and 199.2 MB in the end (delta: 56.6 MB). Free memory was 100.7 MB in the beginning and 178.1 MB in the end (delta: -77.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2020-07-18 00:13:39,957 INFO L168 Benchmark]: Boogie Preprocessor took 87.35 ms. Allocated memory is still 199.2 MB. Free memory was 178.1 MB in the beginning and 175.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2020-07-18 00:13:39,957 INFO L168 Benchmark]: RCFGBuilder took 655.86 ms. Allocated memory is still 199.2 MB. Free memory was 175.5 MB in the beginning and 136.2 MB in the end (delta: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 7.1 GB. [2020-07-18 00:13:39,958 INFO L168 Benchmark]: TraceAbstraction took 2076.83 ms. Allocated memory was 199.2 MB in the beginning and 252.7 MB in the end (delta: 53.5 MB). Free memory was 136.2 MB in the beginning and 196.1 MB in the end (delta: -59.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-07-18 00:13:39,962 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 0.79 ms. Allocated memory is still 142.6 MB. Free memory was 119.3 MB in the beginning and 119.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 428.76 ms. Allocated memory was 142.6 MB in the beginning and 199.2 MB in the end (delta: 56.6 MB). Free memory was 100.7 MB in the beginning and 178.1 MB in the end (delta: -77.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.35 ms. Allocated memory is still 199.2 MB. Free memory was 178.1 MB in the beginning and 175.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 655.86 ms. Allocated memory is still 199.2 MB. Free memory was 175.5 MB in the beginning and 136.2 MB in the end (delta: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2076.83 ms. Allocated memory was 199.2 MB in the beginning and 252.7 MB in the end (delta: 53.5 MB). Free memory was 136.2 MB in the beginning and 196.1 MB in the end (delta: -59.9 MB). There was no memory consumed. 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...