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/ldv-regression/test14.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 03:27:32,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 03:27:32,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 03:27:32,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 03:27:32,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 03:27:32,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 03:27:32,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 03:27:32,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 03:27:32,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 03:27:32,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 03:27:32,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 03:27:32,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 03:27:32,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 03:27:32,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 03:27:32,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 03:27:32,735 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 03:27:32,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 03:27:32,737 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 03:27:32,738 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 03:27:32,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 03:27:32,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 03:27:32,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 03:27:32,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 03:27:32,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 03:27:32,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-31 03:27:32,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 03:27:32,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 03:27:32,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 03:27:32,758 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 03:27:32,773 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 03:27:32,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 03:27:32,774 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 03:27:32,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 03:27:32,775 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 03:27:32,775 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 03:27:32,775 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 03:27:32,775 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 03:27:32,776 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 03:27:32,776 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 03:27:32,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 03:27:32,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 03:27:32,776 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 03:27:32,777 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 03:27:32,777 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 03:27:32,777 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 03:27:32,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 03:27:32,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 03:27:32,778 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 03:27:32,778 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 03:27:32,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 03:27:32,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:27:32,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 03:27:32,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 03:27:32,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 03:27:32,779 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 03:27:32,779 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 03:27:32,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 03:27:32,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 03:27:32,809 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 03:27:32,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 03:27:32,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 03:27:32,832 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 03:27:32,832 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 03:27:32,833 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test14.c [2019-08-31 03:27:32,901 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b7eb3446/d6c0e07aad344e9696ab2c45da95ceeb/FLAG88aae302b [2019-08-31 03:27:33,392 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 03:27:33,395 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test14.c [2019-08-31 03:27:33,402 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b7eb3446/d6c0e07aad344e9696ab2c45da95ceeb/FLAG88aae302b [2019-08-31 03:27:33,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b7eb3446/d6c0e07aad344e9696ab2c45da95ceeb [2019-08-31 03:27:33,739 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 03:27:33,740 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 03:27:33,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 03:27:33,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 03:27:33,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 03:27:33,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:27:33" (1/1) ... [2019-08-31 03:27:33,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47977aed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:33, skipping insertion in model container [2019-08-31 03:27:33,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:27:33" (1/1) ... [2019-08-31 03:27:33,758 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 03:27:33,778 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 03:27:33,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:27:34,009 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 03:27:34,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:27:34,039 INFO L192 MainTranslator]: Completed translation [2019-08-31 03:27:34,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:34 WrapperNode [2019-08-31 03:27:34,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 03:27:34,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 03:27:34,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 03:27:34,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 03:27:34,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:34" (1/1) ... [2019-08-31 03:27:34,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:34" (1/1) ... [2019-08-31 03:27:34,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:34" (1/1) ... [2019-08-31 03:27:34,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:34" (1/1) ... [2019-08-31 03:27:34,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:34" (1/1) ... [2019-08-31 03:27:34,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:34" (1/1) ... [2019-08-31 03:27:34,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:34" (1/1) ... [2019-08-31 03:27:34,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 03:27:34,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 03:27:34,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 03:27:34,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 03:27:34,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:34" (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 03:27:34,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 03:27:34,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 03:27:34,229 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dummy [2019-08-31 03:27:34,229 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 03:27:34,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 03:27:34,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 03:27:34,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-31 03:27:34,229 INFO L130 BoogieDeclarations]: Found specification of procedure get_dummy [2019-08-31 03:27:34,230 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 03:27:34,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-31 03:27:34,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-31 03:27:34,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 03:27:34,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 03:27:34,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 03:27:34,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 03:27:34,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 03:27:34,457 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 03:27:34,457 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-31 03:27:34,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:27:34 BoogieIcfgContainer [2019-08-31 03:27:34,459 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 03:27:34,459 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 03:27:34,460 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 03:27:34,460 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 03:27:34,461 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:27:34" (1/1) ... [2019-08-31 03:27:34,498 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 03:27:34,498 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 03:27:34,507 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 03:27:34,517 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 03:27:34,518 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 03:27:34,657 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_10|], 10=[|v_#valid_15|]} [2019-08-31 03:27:34,705 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:34,717 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 [2019-08-31 03:27:34,718 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:34,818 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:34,825 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:34,829 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:34,882 INFO L341 Elim1Store]: treesize reduction 14, result has 50.0 percent of original size [2019-08-31 03:27:34,883 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 27 treesize of output 34 [2019-08-31 03:27:34,885 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:34,995 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-08-31 03:27:34,995 INFO L567 ElimStorePlain]: treesize reduction 8, result has 88.6 percent of original size [2019-08-31 03:27:34,998 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:27:34,999 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:81, output treesize:62 [2019-08-31 03:27:35,040 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 50 for LOIs [2019-08-31 03:27:35,068 INFO L392 ElimStorePlain]: Different costs {3=[|v_old(#length)_BEFORE_CALL_1|], 10=[|v_old(#valid)_BEFORE_CALL_1|]} [2019-08-31 03:27:35,092 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:35,097 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:35,102 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2019-08-31 03:27:35,104 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:35,289 WARN L188 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 54 [2019-08-31 03:27:35,290 INFO L567 ElimStorePlain]: treesize reduction 21, result has 81.9 percent of original size [2019-08-31 03:27:35,302 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:35,307 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:35,323 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:35,324 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 49 [2019-08-31 03:27:35,327 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:35,466 WARN L188 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2019-08-31 03:27:35,466 INFO L567 ElimStorePlain]: treesize reduction 24, result has 78.0 percent of original size [2019-08-31 03:27:35,468 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:27:35,469 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:117, output treesize:85 [2019-08-31 03:27:35,626 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 03:27:35,626 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 03:27:35,630 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 46#(and (<= main_~pc~0.offset 0) (<= main_~pa~0.offset 0) (<= |#NULL.base| 0) (<= main_~pb~0.offset 0) (<= 0 (+ main_~b~1 2147483648)) (<= 0 |#NULL.base|) (<= main_~b~1 2147483647) (<= 0 main_~pc~0.offset) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= 0 (+ main_~a~1 2147483648)) (<= 0 main_~pa~0.offset) (or (and (= 0 |#NULL.base|) (= |main_~#c~0.offset| 0) (= |main_~#c~0.offset| main_~pc~0.offset) (= (select |old(#length)| |~#b~0.base|) 4) (= |#length| (store |old(#length)| |main_~#c~0.base| 4)) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= main_~pc~0.base |main_~#c~0.base|) (= |#valid| (store |old(#valid)| |main_~#c~0.base| 1)) (= main_~pb~0.offset main_~pa~0.offset) (<= 0 |#NULL.offset|) (= main_~pc~0.base 0) (<= 0 |~#b~0.offset|) (= 0 |~#b~0.offset|) (= 0 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (<= |~#a~0.offset| 0) (<= main_~a~1 2147483647) (< |~#a~0.base| |#StackHeapBarrier|) (= (select |old(#valid)| |~#b~0.base|) 1) (<= |~#b~0.offset| 0) (= (select |old(#valid)| |~#a~0.base|) 1) (not (= 0 |main_~#c~0.base|)) (not (= |~#b~0.base| |~#a~0.base|)) (<= |#NULL.base| 0) (= 0 main_~pc~0.offset) (= (select |old(#length)| |~#a~0.base|) 4) (<= 0 (+ main_~b~1 2147483648)) (= (select (select |#memory_int| |main_~#c~0.base|) |main_~#c~0.offset|) 5) (<= main_~b~1 2147483647) (<= 0 (+ main_~a~1 2147483648)) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (< |main_~#c~0.base| |#StackHeapBarrier|) (<= 0 |~#a~0.offset|) (= 0 |~#a~0.offset|) (or (and (= |~#b~0.offset| main_~pb~0.offset) (= |~#b~0.base| main_~pb~0.base)) (and (= |~#a~0.base| main_~pb~0.base) (= main_~pb~0.offset |~#a~0.offset|))) (= (select |old(#valid)| |main_~#c~0.base|) 0) (= |#NULL.offset| 0) (= main_~pa~0.base main_~pb~0.base)) (and (<= main_~pa~0.offset 0) (= 0 |#NULL.base|) (= |main_~#c~0.offset| 0) (= |main_~#c~0.offset| main_~pc~0.offset) (<= main_~pb~0.offset 0) (= (select |old(#length)| |~#b~0.base|) 4) (= |#length| (store |old(#length)| |main_~#c~0.base| 4)) (<= 0 |#NULL.base|) (< |~#b~0.base| |#StackHeapBarrier|) (or (not (= main_~pc~0.base 0)) (not (= 0 main_~pc~0.offset))) (= main_~pc~0.base |main_~#c~0.base|) (= |#valid| (store |old(#valid)| |main_~#c~0.base| 1)) (= main_~pb~0.offset main_~pa~0.offset) (<= 0 |#NULL.offset|) (<= 0 main_~pa~0.offset) (<= 0 |~#b~0.offset|) (= 0 |~#b~0.offset|) (= 0 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (<= |~#a~0.offset| 0) (<= main_~a~1 2147483647) (< |~#a~0.base| |#StackHeapBarrier|) (= (select |old(#valid)| |~#b~0.base|) 1) (<= |~#b~0.offset| 0) (<= main_~pc~0.offset 0) (= (select |old(#valid)| |~#a~0.base|) 1) (<= |#NULL.base| 0) (not (= 0 |main_~#c~0.base|)) (not (= |~#b~0.base| |~#a~0.base|)) (<= 0 (+ main_~b~1 2147483648)) (= (select |old(#length)| |~#a~0.base|) 4) (<= main_~b~1 2147483647) (<= 0 main_~pc~0.offset) (= (select (select |#memory_int| |main_~#c~0.base|) |main_~#c~0.offset|) 5) (not (= (select (select |#memory_int| main_~pb~0.base) main_~pb~0.offset) (select (select |#memory_int| main_~pa~0.base) main_~pa~0.offset))) (<= 0 (+ main_~a~1 2147483648)) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (< |main_~#c~0.base| |#StackHeapBarrier|) (<= 0 |~#a~0.offset|) (<= |main_~#c~0.offset| 0) (= 0 |~#a~0.offset|) (or (and (= |~#b~0.offset| main_~pb~0.offset) (= |~#b~0.base| main_~pb~0.base)) (and (= |~#a~0.base| main_~pb~0.base) (= main_~pb~0.offset |~#a~0.offset|))) (= (select |old(#valid)| |main_~#c~0.base|) 0) (<= 0 main_~pb~0.offset) (= |#NULL.offset| 0) (<= 0 |main_~#c~0.offset|) (= main_~pa~0.base main_~pb~0.base))) (<= 0 |~#a~0.offset|) (<= |main_~#c~0.offset| 0) (<= 0 |~#b~0.offset|) (<= 0 main_~pb~0.offset) (<= |~#a~0.offset| 0) (<= main_~a~1 2147483647) (<= 0 |main_~#c~0.offset|) (<= |~#b~0.offset| 0)) [2019-08-31 03:27:35,645 INFO L99 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-08-31 03:27:35,646 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 03:27:35,649 INFO L168 Benchmark]: Toolchain (without parser) took 1907.01 ms. Allocated memory was 133.2 MB in the beginning and 225.4 MB in the end (delta: 92.3 MB). Free memory was 87.7 MB in the beginning and 189.3 MB in the end (delta: -101.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-31 03:27:35,650 INFO L168 Benchmark]: CDTParser took 0.91 ms. Allocated memory is still 133.2 MB. Free memory is still 105.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-31 03:27:35,654 INFO L168 Benchmark]: CACSL2BoogieTranslator took 298.94 ms. Allocated memory is still 133.2 MB. Free memory was 87.7 MB in the beginning and 77.7 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-08-31 03:27:35,660 INFO L168 Benchmark]: Boogie Preprocessor took 132.35 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 77.7 MB in the beginning and 176.2 MB in the end (delta: -98.5 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-08-31 03:27:35,661 INFO L168 Benchmark]: RCFGBuilder took 285.93 ms. Allocated memory is still 200.3 MB. Free memory was 176.2 MB in the beginning and 161.3 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2019-08-31 03:27:35,663 INFO L168 Benchmark]: Sifa took 1186.33 ms. Allocated memory was 200.3 MB in the beginning and 225.4 MB in the end (delta: 25.2 MB). Free memory was 161.3 MB in the beginning and 189.3 MB in the end (delta: -28.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-31 03:27:35,668 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91 ms. Allocated memory is still 133.2 MB. Free memory is still 105.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 298.94 ms. Allocated memory is still 133.2 MB. Free memory was 87.7 MB in the beginning and 77.7 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 132.35 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 77.7 MB in the beginning and 176.2 MB in the end (delta: -98.5 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 285.93 ms. Allocated memory is still 200.3 MB. Free memory was 176.2 MB in the beginning and 161.3 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. * Sifa took 1186.33 ms. Allocated memory was 200.3 MB in the beginning and 225.4 MB in the end (delta: 25.2 MB). Free memory was 161.3 MB in the beginning and 189.3 MB in the end (delta: -28.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 1.1s OVERALL_TIME, 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 19 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 15 TOOLS_POST_APPLICATIONS, 0.4s TOOLS_POST_TIME, 3 TOOLS_POST_CALL_APPLICATIONS, 0.5s TOOLS_POST_CALL_TIME, 2 TOOLS_POST_RETURN_APPLICATIONS, 0.0s TOOLS_POST_RETURN_TIME, 0.9s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 19 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 6 DOMAIN_JOIN_APPLICATIONS, 0.1s DOMAIN_JOIN_TIME, 0 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 0 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 3 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 0 LOOP_SUMMARIZER_APPLICATIONS, 0 LOOP_SUMMARIZER_CACHE_MISSES, 0.0s LOOP_SUMMARIZER_OVERALL_TIME, 0.0s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 0 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 2 CALL_SUMMARIZER_APPLICATIONS, 2 CALL_SUMMARIZER_CACHE_MISSES, 0.4s CALL_SUMMARIZER_OVERALL_TIME, 0.4s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 66 DAG_COMPRESSION_PROCESSED_NODES, 35 DAG_COMPRESSION_RETAINED_NODES - PositiveResult [Line: 25]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...