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/inv_sqrt_Quake.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-01cf0bf [2019-08-21 23:39:37,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-21 23:39:37,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-21 23:39:37,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-21 23:39:37,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-21 23:39:37,525 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-21 23:39:37,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-21 23:39:37,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-21 23:39:37,531 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-21 23:39:37,532 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-21 23:39:37,533 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-21 23:39:37,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-21 23:39:37,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-21 23:39:37,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-21 23:39:37,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-21 23:39:37,537 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-21 23:39:37,538 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-21 23:39:37,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-21 23:39:37,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-21 23:39:37,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-21 23:39:37,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-21 23:39:37,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-21 23:39:37,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-21 23:39:37,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-21 23:39:37,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-21 23:39:37,553 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-21 23:39:37,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-21 23:39:37,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-21 23:39:37,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-21 23:39:37,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-21 23:39:37,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-21 23:39:37,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-21 23:39:37,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-21 23:39:37,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-21 23:39:37,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-21 23:39:37,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-21 23:39:37,560 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 [2019-08-21 23:39:37,574 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-21 23:39:37,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-21 23:39:37,576 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-21 23:39:37,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-21 23:39:37,576 INFO L138 SettingsManager]: * Use SBE=true [2019-08-21 23:39:37,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-21 23:39:37,577 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-21 23:39:37,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-21 23:39:37,577 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-21 23:39:37,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-21 23:39:37,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-21 23:39:37,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-21 23:39:37,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-21 23:39:37,578 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-21 23:39:37,578 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-21 23:39:37,578 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-21 23:39:37,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-21 23:39:37,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-21 23:39:37,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-21 23:39:37,579 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-21 23:39:37,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-21 23:39:37,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-21 23:39:37,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-21 23:39:37,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-21 23:39:37,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-21 23:39:37,580 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-21 23:39:37,581 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-21 23:39:37,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-21 23:39:37,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-21 23:39:37,610 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-21 23:39:37,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-21 23:39:37,626 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-21 23:39:37,627 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-21 23:39:37,627 INFO L275 PluginConnector]: CDTParser initialized [2019-08-21 23:39:37,628 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/inv_sqrt_Quake.c.v+cfa-reducer.c [2019-08-21 23:39:37,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b10560917/412d7514bf254692a2d8c46ccb38a66e/FLAG60fc3ffb9 [2019-08-21 23:39:38,154 INFO L306 CDTParser]: Found 1 translation units. [2019-08-21 23:39:38,155 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/inv_sqrt_Quake.c.v+cfa-reducer.c [2019-08-21 23:39:38,164 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b10560917/412d7514bf254692a2d8c46ccb38a66e/FLAG60fc3ffb9 [2019-08-21 23:39:38,542 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b10560917/412d7514bf254692a2d8c46ccb38a66e [2019-08-21 23:39:38,559 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-21 23:39:38,561 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-21 23:39:38,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-21 23:39:38,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-21 23:39:38,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-21 23:39:38,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 11:39:38" (1/1) ... [2019-08-21 23:39:38,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@767d078a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:39:38, skipping insertion in model container [2019-08-21 23:39:38,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 11:39:38" (1/1) ... [2019-08-21 23:39:38,579 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-21 23:39:38,604 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-21 23:39:38,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-21 23:39:38,827 INFO L188 MainTranslator]: Completed pre-run [2019-08-21 23:39:38,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-21 23:39:38,964 INFO L192 MainTranslator]: Completed translation [2019-08-21 23:39:38,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:39:38 WrapperNode [2019-08-21 23:39:38,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-21 23:39:38,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-21 23:39:38,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-21 23:39:38,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-21 23:39:38,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:39:38" (1/1) ... [2019-08-21 23:39:38,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:39:38" (1/1) ... [2019-08-21 23:39:38,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:39:38" (1/1) ... [2019-08-21 23:39:38,990 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:39:38" (1/1) ... [2019-08-21 23:39:38,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:39:38" (1/1) ... [2019-08-21 23:39:39,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:39:38" (1/1) ... [2019-08-21 23:39:39,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:39:38" (1/1) ... [2019-08-21 23:39:39,016 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-21 23:39:39,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-21 23:39:39,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-21 23:39:39,017 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-21 23:39:39,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:39:38" (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 [2019-08-21 23:39:39,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-21 23:39:39,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-21 23:39:39,078 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-21 23:39:39,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-21 23:39:39,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-21 23:39:39,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-21 23:39:39,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-21 23:39:39,079 INFO L130 BoogieDeclarations]: Found specification of procedure InvSqrt [2019-08-21 23:39:39,079 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-21 23:39:39,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-21 23:39:39,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-21 23:39:39,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-21 23:39:39,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-21 23:39:39,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-21 23:39:39,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-21 23:39:39,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-21 23:39:39,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-21 23:39:39,311 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-21 23:39:39,311 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-21 23:39:39,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 11:39:39 BoogieIcfgContainer [2019-08-21 23:39:39,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-21 23:39:39,318 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-21 23:39:39,319 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-21 23:39:39,319 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-21 23:39:39,324 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 11:39:39" (1/1) ... [2019-08-21 23:39:39,347 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-21 23:39:39,352 INFO L155 IcfgInterpreter]: Building call graph [2019-08-21 23:39:39,362 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-21 23:39:39,387 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-21 23:39:39,390 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-21 23:39:39,491 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 [2019-08-21 23:39:39,492 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 23:39:39,523 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:39:39,524 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-21 23:39:39,524 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:21 [2019-08-21 23:39:39,546 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 34 [2019-08-21 23:39:39,586 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-21 23:39:39,827 WARN L188 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-08-21 23:39:39,828 INFO L567 ElimStorePlain]: treesize reduction 4, result has 96.6 percent of original size [2019-08-21 23:39:39,834 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-21 23:39:39,924 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-21 23:39:39,926 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-21 23:39:39,926 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:133, output treesize:99 [2019-08-21 23:39:39,951 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-21 23:39:39,951 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-21 23:39:39,954 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 23#(and (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__VERIFIER_assert__cond~0 0)) [2019-08-21 23:39:39,964 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-21 23:39:39,964 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-21 23:39:39,968 INFO L168 Benchmark]: Toolchain (without parser) took 1405.60 ms. Allocated memory was 134.2 MB in the beginning and 200.3 MB in the end (delta: 66.1 MB). Free memory was 89.3 MB in the beginning and 111.0 MB in the end (delta: -21.7 MB). Peak memory consumption was 44.4 MB. Max. memory is 7.1 GB. [2019-08-21 23:39:39,970 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-21 23:39:39,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 402.95 ms. Allocated memory was 134.2 MB in the beginning and 200.3 MB in the end (delta: 66.1 MB). Free memory was 89.1 MB in the beginning and 177.7 MB in the end (delta: -88.6 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-08-21 23:39:39,979 INFO L168 Benchmark]: Boogie Preprocessor took 51.17 ms. Allocated memory is still 200.3 MB. Free memory was 177.7 MB in the beginning and 175.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-21 23:39:39,980 INFO L168 Benchmark]: RCFGBuilder took 300.78 ms. Allocated memory is still 200.3 MB. Free memory was 175.5 MB in the beginning and 160.3 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. [2019-08-21 23:39:39,981 INFO L168 Benchmark]: Symbolic Interpretation took 646.21 ms. Allocated memory is still 200.3 MB. Free memory was 160.3 MB in the beginning and 111.0 MB in the end (delta: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 7.1 GB. [2019-08-21 23:39:39,992 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 54]: 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 23#(and (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__VERIFIER_assert__cond~0 0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 402.95 ms. Allocated memory was 134.2 MB in the beginning and 200.3 MB in the end (delta: 66.1 MB). Free memory was 89.1 MB in the beginning and 177.7 MB in the end (delta: -88.6 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 51.17 ms. Allocated memory is still 200.3 MB. Free memory was 177.7 MB in the beginning and 175.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 300.78 ms. Allocated memory is still 200.3 MB. Free memory was 175.5 MB in the beginning and 160.3 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 646.21 ms. Allocated memory is still 200.3 MB. Free memory was 160.3 MB in the beginning and 111.0 MB in the end (delta: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...