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-benchs/cast_union_loose.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:23:36,928 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:23:36,930 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:23:36,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:23:36,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:23:36,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:23:36,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:23:36,946 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:23:36,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:23:36,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:23:36,950 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:23:36,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:23:36,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:23:36,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:23:36,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:23:36,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:23:36,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:23:36,956 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:23:36,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:23:36,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:23:36,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:23:36,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:23:36,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:23:36,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:23:36,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 21:23:36,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:23:36,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:23:36,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:23:36,976 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 [2019-08-22 21:23:36,991 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:23:36,992 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:23:36,993 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:23:36,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:23:36,993 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:23:36,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:23:36,994 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:23:36,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:23:36,994 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:23:36,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:23:36,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:23:36,995 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:23:36,995 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:23:36,995 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:23:36,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:23:36,995 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:23:36,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:23:36,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:23:36,996 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:23:36,996 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:23:36,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:23:36,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:23:36,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:23:36,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:23:36,997 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:23:36,998 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:23:36,998 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:23:36,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:23:36,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:23:37,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:23:37,041 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:23:37,044 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:23:37,046 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:23:37,046 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:23:37,047 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/cast_union_loose.c [2019-08-22 21:23:37,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18ee40062/e4f14ab41e3e485d8904f01c181d86b4/FLAG0c6638ff4 [2019-08-22 21:23:37,574 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:23:37,575 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_union_loose.c [2019-08-22 21:23:37,582 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18ee40062/e4f14ab41e3e485d8904f01c181d86b4/FLAG0c6638ff4 [2019-08-22 21:23:37,941 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18ee40062/e4f14ab41e3e485d8904f01c181d86b4 [2019-08-22 21:23:37,950 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:23:37,952 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:23:37,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:23:37,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:23:37,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:23:37,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:23:37" (1/1) ... [2019-08-22 21:23:37,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ae4c42a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:37, skipping insertion in model container [2019-08-22 21:23:37,963 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:23:37" (1/1) ... [2019-08-22 21:23:37,971 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:23:37,989 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:23:38,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:23:38,203 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:23:38,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:23:38,267 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:23:38,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:38 WrapperNode [2019-08-22 21:23:38,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:23:38,269 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:23:38,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:23:38,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:23:38,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:38" (1/1) ... [2019-08-22 21:23:38,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:38" (1/1) ... [2019-08-22 21:23:38,386 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:38" (1/1) ... [2019-08-22 21:23:38,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:38" (1/1) ... [2019-08-22 21:23:38,395 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:38" (1/1) ... [2019-08-22 21:23:38,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:38" (1/1) ... [2019-08-22 21:23:38,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:38" (1/1) ... [2019-08-22 21:23:38,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:23:38,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:23:38,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:23:38,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:23:38,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:38" (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 [2019-08-22 21:23:38,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:23:38,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:23:38,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-22 21:23:38,457 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2019-08-22 21:23:38,457 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:23:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:23:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 21:23:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 21:23:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-22 21:23:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2019-08-22 21:23:38,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 21:23:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:23:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:23:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-22 21:23:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:23:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:23:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:23:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:23:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-22 21:23:38,677 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:23:38,678 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 21:23:38,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:23:38 BoogieIcfgContainer [2019-08-22 21:23:38,679 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:23:38,680 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:23:38,680 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:23:38,680 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:23:38,681 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:23:38" (1/1) ... [2019-08-22 21:23:38,704 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:23:38,708 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:23:38,723 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:23:38,732 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:23:38,734 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:23:38,817 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 [2019-08-22 21:23:38,817 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:38,839 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:23:38,840 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:23:38,841 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-22 21:23:38,871 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 24 [2019-08-22 21:23:38,934 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_8|], 6=[|v_#valid_15|]} [2019-08-22 21:23:38,963 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:38,966 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2019-08-22 21:23:38,967 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:39,078 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-22 21:23:39,079 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:23:39,140 INFO L341 Elim1Store]: treesize reduction 14, result has 50.0 percent of original size [2019-08-22 21:23:39,141 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 3 case distinctions, treesize of input 30 treesize of output 29 [2019-08-22 21:23:39,142 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:39,239 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:23:39,245 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_8|, |v_#memory_real_13|, |v_#memory_int_10|], 1=[|v_#memory_real_10|, |v_#memory_real_9|]} [2019-08-22 21:23:39,256 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:23:39,349 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:23:39,363 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-08-22 21:23:39,363 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:39,435 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:23:39,451 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 29 [2019-08-22 21:23:39,452 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:39,519 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:23:39,529 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:23:39,592 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:23:39,603 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 15 [2019-08-22 21:23:39,604 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:39,663 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:23:39,667 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, 5 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-22 21:23:39,668 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 10 variables, input treesize:238, output treesize:63 [2019-08-22 21:23:39,705 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 77 [2019-08-22 21:23:39,716 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 21:23:39,716 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 21:23:39,721 INFO L179 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 27#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (exists ((|v_cast_~#y~0.base_3| Int) (|v_cast_~#x~0.base_3| Int) (v_prenex_2 Int) (v_prenex_1 Int)) (or (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| |v_cast_~#x~0.base_3|) 0) 1127219200) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= (select |#length| |v_cast_~#y~0.base_3|) 8) (= (select |#valid| |v_cast_~#y~0.base_3|) 0) (<= 0 |#NULL.base|) (= (select |#length| |v_cast_~#x~0.base_3|) 8) (= (- 2147483648) (select (select |#memory_int| |v_cast_~#x~0.base_3|) 4)) (not (= |v_cast_~#x~0.base_3| 0)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (not (= |v_cast_~#y~0.base_3| 0)) (< |v_cast_~#y~0.base_3| |#StackHeapBarrier|) (= (select (select |#memory_int| |v_cast_~#y~0.base_3|) 0) 1127219200) (not (= |v_cast_~#y~0.base_3| |v_cast_~#x~0.base_3|)) (< |v_cast_~#x~0.base_3| |#StackHeapBarrier|) (= (select |#valid| |v_cast_~#x~0.base_3|) 0) (= |#NULL.offset| 0)) (and (= |__VERIFIER_assert_#in~cond| 0) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= (select |#valid| v_prenex_1) 0) (= (select (select |#memory_int| v_prenex_1) 0) 1127219200) (not (= v_prenex_1 0)) (= (select |#length| v_prenex_1) 8) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= (- 2147483648) (select (select |#memory_int| v_prenex_2) 4)) (= (select |#length| v_prenex_2) 8) (= (select |#valid| v_prenex_2) 0) (< v_prenex_2 |#StackHeapBarrier|) (= (select (select |#memory_int| v_prenex_2) 0) 1127219200) (not (= v_prenex_1 v_prenex_2)) (< v_prenex_1 |#StackHeapBarrier|) (not (= v_prenex_2 0)) (= |#NULL.offset| 0)))) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-22 21:23:39,734 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 21:23:39,734 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 21:23:39,736 INFO L168 Benchmark]: Toolchain (without parser) took 1784.17 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 88.7 MB in the beginning and 92.2 MB in the end (delta: -3.5 MB). Peak memory consumption was 56.2 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:39,737 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:23:39,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 315.34 ms. Allocated memory is still 141.0 MB. Free memory was 88.3 MB in the beginning and 78.1 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:39,739 INFO L168 Benchmark]: Boogie Preprocessor took 135.84 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 78.1 MB in the beginning and 177.6 MB in the end (delta: -99.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:39,740 INFO L168 Benchmark]: RCFGBuilder took 274.65 ms. Allocated memory is still 200.8 MB. Free memory was 177.6 MB in the beginning and 162.7 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:39,741 INFO L168 Benchmark]: Symbolic Interpretation took 1054.58 ms. Allocated memory is still 200.8 MB. Free memory was 162.7 MB in the beginning and 92.2 MB in the end (delta: 70.5 MB). Peak memory consumption was 70.5 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:39,745 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 8]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 27#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (exists ((|v_cast_~#y~0.base_3| Int) (|v_cast_~#x~0.base_3| Int) (v_prenex_2 Int) (v_prenex_1 Int)) (or (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| |v_cast_~#x~0.base_3|) 0) 1127219200) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= (select |#length| |v_cast_~#y~0.base_3|) 8) (= (select |#valid| |v_cast_~#y~0.base_3|) 0) (<= 0 |#NULL.base|) (= (select |#length| |v_cast_~#x~0.base_3|) 8) (= (- 2147483648) (select (select |#memory_int| |v_cast_~#x~0.base_3|) 4)) (not (= |v_cast_~#x~0.base_3| 0)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (not (= |v_cast_~#y~0.base_3| 0)) (< |v_cast_~#y~0.base_3| |#StackHeapBarrier|) (= (select (select |#memory_int| |v_cast_~#y~0.base_3|) 0) 1127219200) (not (= |v_cast_~#y~0.base_3| |v_cast_~#x~0.base_3|)) (< |v_cast_~#x~0.base_3| |#StackHeapBarrier|) (= (select |#valid| |v_cast_~#x~0.base_3|) 0) (= |#NULL.offset| 0)) (and (= |__VERIFIER_assert_#in~cond| 0) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= (select |#valid| v_prenex_1) 0) (= (select (select |#memory_int| v_prenex_1) 0) 1127219200) (not (= v_prenex_1 0)) (= (select |#length| v_prenex_1) 8) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= (- 2147483648) (select (select |#memory_int| v_prenex_2) 4)) (= (select |#length| v_prenex_2) 8) (= (select |#valid| v_prenex_2) 0) (< v_prenex_2 |#StackHeapBarrier|) (= (select (select |#memory_int| v_prenex_2) 0) 1127219200) (not (= v_prenex_1 v_prenex_2)) (< v_prenex_1 |#StackHeapBarrier|) (not (= v_prenex_2 0)) (= |#NULL.offset| 0)))) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 315.34 ms. Allocated memory is still 141.0 MB. Free memory was 88.3 MB in the beginning and 78.1 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 135.84 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 78.1 MB in the beginning and 177.6 MB in the end (delta: -99.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 274.65 ms. Allocated memory is still 200.8 MB. Free memory was 177.6 MB in the beginning and 162.7 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1054.58 ms. Allocated memory is still 200.8 MB. Free memory was 162.7 MB in the beginning and 92.2 MB in the end (delta: 70.5 MB). Peak memory consumption was 70.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...