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-a32b1f7 [2019-08-18 06:17:46,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 06:17:46,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 06:17:46,928 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 06:17:46,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 06:17:46,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 06:17:46,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 06:17:46,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 06:17:46,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 06:17:46,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 06:17:46,937 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 06:17:46,938 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 06:17:46,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 06:17:46,939 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 06:17:46,940 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 06:17:46,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 06:17:46,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 06:17:46,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 06:17:46,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 06:17:46,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 06:17:46,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 06:17:46,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 06:17:46,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 06:17:46,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 06:17:46,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 06:17:46,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 06:17:46,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 06:17:46,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 06:17:46,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 06:17:46,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 06:17:46,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 06:17:46,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 06:17:46,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 06:17:46,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 06:17:46,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 06:17:46,961 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 06:17:46,962 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 [2019-08-18 06:17:46,979 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 06:17:46,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 06:17:46,981 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 06:17:46,981 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 06:17:46,981 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 06:17:46,982 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 06:17:46,982 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 06:17:46,982 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 06:17:46,983 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 06:17:46,983 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 06:17:46,983 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 06:17:46,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 06:17:46,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 06:17:46,984 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 06:17:46,984 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 06:17:46,984 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 06:17:46,985 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 06:17:46,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 06:17:46,986 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 06:17:46,986 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 06:17:46,986 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 06:17:46,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 06:17:46,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 06:17:46,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 06:17:46,987 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 06:17:46,987 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 06:17:46,988 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 06:17:46,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 06:17:46,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 06:17:47,040 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 06:17:47,052 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 06:17:47,055 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 06:17:47,057 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 06:17:47,057 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 06:17:47,058 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/cast_union_loose.c [2019-08-18 06:17:47,121 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af08d233c/42a238617ce941a2a38a8fb4f9f385c0/FLAG03390d78d [2019-08-18 06:17:47,559 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 06:17:47,560 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_union_loose.c [2019-08-18 06:17:47,566 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af08d233c/42a238617ce941a2a38a8fb4f9f385c0/FLAG03390d78d [2019-08-18 06:17:47,989 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af08d233c/42a238617ce941a2a38a8fb4f9f385c0 [2019-08-18 06:17:48,003 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 06:17:48,005 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 06:17:48,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 06:17:48,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 06:17:48,010 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 06:17:48,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:17:47" (1/1) ... [2019-08-18 06:17:48,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8199b3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:17:48, skipping insertion in model container [2019-08-18 06:17:48,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:17:47" (1/1) ... [2019-08-18 06:17:48,022 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 06:17:48,046 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 06:17:48,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:17:48,251 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 06:17:48,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 06:17:48,394 INFO L192 MainTranslator]: Completed translation [2019-08-18 06:17:48,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:17:48 WrapperNode [2019-08-18 06:17:48,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 06:17:48,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 06:17:48,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 06:17:48,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 06:17:48,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:17:48" (1/1) ... [2019-08-18 06:17:48,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:17:48" (1/1) ... [2019-08-18 06:17:48,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:17:48" (1/1) ... [2019-08-18 06:17:48,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:17:48" (1/1) ... [2019-08-18 06:17:48,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:17:48" (1/1) ... [2019-08-18 06:17:48,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:17:48" (1/1) ... [2019-08-18 06:17:48,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:17:48" (1/1) ... [2019-08-18 06:17:48,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 06:17:48,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 06:17:48,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 06:17:48,446 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 06:17:48,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:17:48" (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 [2019-08-18 06:17:48,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 06:17:48,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 06:17:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-18 06:17:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2019-08-18 06:17:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 06:17:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 06:17:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-18 06:17:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 06:17:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-18 06:17:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2019-08-18 06:17:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 06:17:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 06:17:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 06:17:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-18 06:17:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 06:17:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 06:17:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 06:17:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 06:17:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-18 06:17:48,734 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 06:17:48,734 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-18 06:17:48,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:17:48 BoogieIcfgContainer [2019-08-18 06:17:48,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 06:17:48,736 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 06:17:48,736 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 06:17:48,736 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 06:17:48,737 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:17:48" (1/1) ... [2019-08-18 06:17:48,752 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 06:17:48,754 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 06:17:48,765 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 06:17:48,780 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 06:17:48,781 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 06:17:48,903 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 [2019-08-18 06:17:48,904 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:17:48,920 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:17:48,921 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 06:17:48,922 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 06:17:48,933 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 20 [2019-08-18 06:17:48,957 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_8|], 6=[|v_#valid_15|]} [2019-08-18 06:17:48,987 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 06:17:48,990 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 [2019-08-18 06:17:48,990 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 06:17:49,100 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-18 06:17:49,101 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:17:49,172 INFO L341 Elim1Store]: treesize reduction 14, result has 50.0 percent of original size [2019-08-18 06:17:49,173 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 [2019-08-18 06:17:49,175 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 06:17:49,294 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-08-18 06:17:49,295 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:17:49,306 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|]} [2019-08-18 06:17:49,322 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:17:49,427 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-18 06:17:49,428 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:17:49,444 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 [2019-08-18 06:17:49,444 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 06:17:49,526 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:17:49,540 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 [2019-08-18 06:17:49,541 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 06:17:49,620 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:17:49,633 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 06:17:49,695 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:17:49,708 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 [2019-08-18 06:17:49,708 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 06:17:49,759 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 06:17:49,764 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. [2019-08-18 06:17:49,764 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 10 variables, input treesize:238, output treesize:63 [2019-08-18 06:17:49,798 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 73 [2019-08-18 06:17:49,802 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 06:17:49,803 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 06:17:49,805 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 21#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (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|) (= (select |#length| |v_cast_~#y~0.base_3|) 8) (= (select |#valid| |v_cast_~#y~0.base_3|) 0) (= (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)) (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|) (= (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) (= (- 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))))) [2019-08-18 06:17:49,818 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 06:17:49,819 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 06:17:49,821 INFO L168 Benchmark]: Toolchain (without parser) took 1816.05 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 84.8 MB in the beginning and 89.8 MB in the end (delta: -5.0 MB). Peak memory consumption was 55.3 MB. Max. memory is 7.1 GB. [2019-08-18 06:17:49,822 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 06:17:49,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 389.40 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 84.6 MB in the beginning and 176.7 MB in the end (delta: -92.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-08-18 06:17:49,824 INFO L168 Benchmark]: Boogie Preprocessor took 50.11 ms. Allocated memory is still 199.2 MB. Free memory was 176.7 MB in the beginning and 174.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-18 06:17:49,825 INFO L168 Benchmark]: RCFGBuilder took 289.44 ms. Allocated memory is still 199.2 MB. Free memory was 174.4 MB in the beginning and 160.1 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. [2019-08-18 06:17:49,826 INFO L168 Benchmark]: Symbolic Interpretation took 1082.88 ms. Allocated memory is still 199.2 MB. Free memory was 160.1 MB in the beginning and 89.8 MB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 7.1 GB. [2019-08-18 06:17:49,833 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 21#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (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|) (= (select |#length| |v_cast_~#y~0.base_3|) 8) (= (select |#valid| |v_cast_~#y~0.base_3|) 0) (= (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)) (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|) (= (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) (= (- 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))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 389.40 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 84.6 MB in the beginning and 176.7 MB in the end (delta: -92.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.11 ms. Allocated memory is still 199.2 MB. Free memory was 176.7 MB in the beginning and 174.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 289.44 ms. Allocated memory is still 199.2 MB. Free memory was 174.4 MB in the beginning and 160.1 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1082.88 ms. Allocated memory is still 199.2 MB. Free memory was 160.1 MB in the beginning and 89.8 MB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...