java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0920b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 02:01:55,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 02:01:55,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 02:01:55,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 02:01:55,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 02:01:55,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 02:01:55,423 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 02:01:55,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 02:01:55,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 02:01:55,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 02:01:55,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 02:01:55,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 02:01:55,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 02:01:55,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 02:01:55,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 02:01:55,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 02:01:55,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 02:01:55,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 02:01:55,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 02:01:55,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 02:01:55,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 02:01:55,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 02:01:55,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 02:01:55,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 02:01:55,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-31 02:01:55,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 02:01:55,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 02:01:55,454 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 02:01:55,455 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-31 02:01:55,469 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 02:01:55,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 02:01:55,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 02:01:55,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 02:01:55,471 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 02:01:55,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 02:01:55,471 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 02:01:55,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 02:01:55,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 02:01:55,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 02:01:55,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 02:01:55,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 02:01:55,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 02:01:55,472 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 02:01:55,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 02:01:55,473 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 02:01:55,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 02:01:55,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 02:01:55,473 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 02:01:55,474 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 02:01:55,474 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 02:01:55,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 02:01:55,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 02:01:55,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 02:01:55,475 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 02:01:55,475 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 02:01:55,475 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 02:01:55,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 02:01:55,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 02:01:55,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 02:01:55,515 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 02:01:55,519 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 02:01:55,520 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 02:01:55,521 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 02:01:55,522 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0920b.c [2019-08-31 02:01:55,583 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/527981733/bf5dbd10982e4aa1a73def9b05590b76/FLAG81afc9af0 [2019-08-31 02:01:56,046 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 02:01:56,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0920b.c [2019-08-31 02:01:56,055 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/527981733/bf5dbd10982e4aa1a73def9b05590b76/FLAG81afc9af0 [2019-08-31 02:01:56,440 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/527981733/bf5dbd10982e4aa1a73def9b05590b76 [2019-08-31 02:01:56,450 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 02:01:56,452 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 02:01:56,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 02:01:56,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 02:01:56,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 02:01:56,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 02:01:56" (1/1) ... [2019-08-31 02:01:56,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@642faa22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:01:56, skipping insertion in model container [2019-08-31 02:01:56,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 02:01:56" (1/1) ... [2019-08-31 02:01:56,471 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 02:01:56,499 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 02:01:56,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 02:01:56,761 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 02:01:56,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 02:01:56,923 INFO L192 MainTranslator]: Completed translation [2019-08-31 02:01:56,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:01:56 WrapperNode [2019-08-31 02:01:56,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 02:01:56,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 02:01:56,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 02:01:56,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 02:01:56,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:01:56" (1/1) ... [2019-08-31 02:01:56,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:01:56" (1/1) ... [2019-08-31 02:01:56,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:01:56" (1/1) ... [2019-08-31 02:01:56,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:01:56" (1/1) ... [2019-08-31 02:01:56,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:01:56" (1/1) ... [2019-08-31 02:01:56,974 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:01:56" (1/1) ... [2019-08-31 02:01:56,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:01:56" (1/1) ... [2019-08-31 02:01:56,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 02:01:56,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 02:01:56,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 02:01:56,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 02:01:56,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:01:56" (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 [2019-08-31 02:01:57,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 02:01:57,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 02:01:57,045 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2019-08-31 02:01:57,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2019-08-31 02:01:57,045 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_double [2019-08-31 02:01:57,046 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2019-08-31 02:01:57,046 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 02:01:57,046 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 02:01:57,046 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-08-31 02:01:57,046 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2019-08-31 02:01:57,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-31 02:01:57,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-31 02:01:57,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 02:01:57,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 02:01:57,047 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2019-08-31 02:01:57,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 02:01:57,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-31 02:01:57,048 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_double [2019-08-31 02:01:57,048 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2019-08-31 02:01:57,048 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 02:01:57,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 02:01:57,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 02:01:57,503 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 02:01:57,503 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-08-31 02:01:57,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 02:01:57 BoogieIcfgContainer [2019-08-31 02:01:57,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 02:01:57,505 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 02:01:57,506 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 02:01:57,506 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 02:01:57,507 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 02:01:57" (1/1) ... [2019-08-31 02:01:57,544 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 02:01:57,545 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 02:01:57,552 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 02:01:57,559 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 02:01:57,561 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 02:01:57,670 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-31 02:01:57,670 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:57,750 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:01:57,751 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 02:01:57,751 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:46, output treesize:45 [2019-08-31 02:01:57,805 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 79 for LOIs [2019-08-31 02:01:57,872 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 02:01:57,896 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_15|], 1=[|v_#valid_25|]} [2019-08-31 02:01:57,924 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 108 [2019-08-31 02:01:57,925 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:57,955 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 111 [2019-08-31 02:01:57,957 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:58,110 WARN L188 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-08-31 02:01:58,111 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:01:58,144 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 105 [2019-08-31 02:01:58,146 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:58,163 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 108 [2019-08-31 02:01:58,164 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:58,293 WARN L188 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-31 02:01:58,294 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:01:58,296 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_26|, |v_#memory_int_31|], 1=[|v_#memory_int_15|, |v_#memory_int_16|]} [2019-08-31 02:01:58,309 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 101 [2019-08-31 02:01:58,310 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:58,322 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 98 [2019-08-31 02:01:58,324 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:58,451 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-08-31 02:01:58,452 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:01:58,461 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 86 [2019-08-31 02:01:58,462 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:58,470 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 83 [2019-08-31 02:01:58,471 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:58,558 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:01:58,566 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:58,570 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:58,634 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:01:58,646 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 45 [2019-08-31 02:01:58,647 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:58,656 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 48 [2019-08-31 02:01:58,657 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:58,711 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:01:58,721 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2019-08-31 02:01:58,721 INFO L221 ElimStorePlain]: Needed 13 recursive calls to eliminate 8 variables, input treesize:222, output treesize:81 [2019-08-31 02:01:58,775 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 02:01:58,806 INFO L392 ElimStorePlain]: Different costs {3=[|v_#length_16|], 6=[|v_#valid_26|]} [2019-08-31 02:01:58,816 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-31 02:01:58,817 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:58,832 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-31 02:01:58,833 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:58,862 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:01:58,863 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 133 treesize of output 149 [2019-08-31 02:01:58,864 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:58,875 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 02:01:58,880 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 138 [2019-08-31 02:01:58,881 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:59,206 WARN L188 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-08-31 02:01:59,207 INFO L567 ElimStorePlain]: treesize reduction 50, result has 82.3 percent of original size [2019-08-31 02:01:59,245 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:01:59,246 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 114 treesize of output 136 [2019-08-31 02:01:59,248 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:59,260 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 02:01:59,267 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 117 [2019-08-31 02:01:59,269 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:59,562 WARN L188 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 66 [2019-08-31 02:01:59,563 INFO L567 ElimStorePlain]: treesize reduction 14, result has 94.0 percent of original size [2019-08-31 02:01:59,565 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_27|], 1=[|v_#memory_int_20|, |v_#memory_int_32|]} [2019-08-31 02:01:59,578 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 107 [2019-08-31 02:01:59,579 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:59,590 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 104 [2019-08-31 02:01:59,591 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-31 02:01:59,738 WARN L188 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-08-31 02:01:59,738 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:01:59,746 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 02:01:59,753 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 02:01:59,862 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-08-31 02:01:59,863 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:01:59,893 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:01:59,894 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 122 [2019-08-31 02:01:59,895 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 02:01:59,896 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 02:01:59,896 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 02:01:59,899 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 02:01:59,903 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 02:01:59,904 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 02:01:59,909 INFO L392 ElimStorePlain]: Different costs {0=[v_arrayElimCell_12], 1=[v_arrayElimCell_11]} [2019-08-31 02:01:59,914 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.AssertionError: This case should habe been handled by DER at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:192) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.(DerPreprocessor.java:95) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:291) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:256) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.constructQuantifiedFormula(SymbolicTools.java:273) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:262) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:114) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:238) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:216) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.computeTopSummary(TopInputCallSummarizer.java:78) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.summarize(TopInputCallSummarizer.java:67) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:230) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:214) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:80) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-31 02:01:59,918 INFO L168 Benchmark]: Toolchain (without parser) took 3466.48 ms. Allocated memory was 132.6 MB in the beginning and 260.6 MB in the end (delta: 127.9 MB). Free memory was 88.2 MB in the beginning and 179.8 MB in the end (delta: -91.5 MB). Peak memory consumption was 107.6 MB. Max. memory is 7.1 GB. [2019-08-31 02:01:59,919 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 02:01:59,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 470.93 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 88.0 MB in the beginning and 174.2 MB in the end (delta: -86.2 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-08-31 02:01:59,921 INFO L168 Benchmark]: Boogie Preprocessor took 57.79 ms. Allocated memory is still 200.3 MB. Free memory was 174.2 MB in the beginning and 171.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-08-31 02:01:59,922 INFO L168 Benchmark]: RCFGBuilder took 522.63 ms. Allocated memory is still 200.3 MB. Free memory was 171.3 MB in the beginning and 145.0 MB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-08-31 02:01:59,922 INFO L168 Benchmark]: Sifa took 2411.34 ms. Allocated memory was 200.3 MB in the beginning and 260.6 MB in the end (delta: 60.3 MB). Free memory was 145.0 MB in the beginning and 179.8 MB in the end (delta: -34.8 MB). Peak memory consumption was 96.7 MB. Max. memory is 7.1 GB. [2019-08-31 02:01:59,933 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 470.93 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 88.0 MB in the beginning and 174.2 MB in the end (delta: -86.2 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 57.79 ms. Allocated memory is still 200.3 MB. Free memory was 174.2 MB in the beginning and 171.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 522.63 ms. Allocated memory is still 200.3 MB. Free memory was 171.3 MB in the beginning and 145.0 MB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Sifa took 2411.34 ms. Allocated memory was 200.3 MB in the beginning and 260.6 MB in the end (delta: 60.3 MB). Free memory was 145.0 MB in the beginning and 179.8 MB in the end (delta: -34.8 MB). Peak memory consumption was 96.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: AssertionError: This case should habe been handled by DER de.uni_freiburg.informatik.ultimate.plugins.sifa: AssertionError: This case should habe been handled by DER: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...