java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0480.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 01:38:14,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 01:38:14,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 01:38:14,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 01:38:14,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 01:38:14,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 01:38:14,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 01:38:14,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 01:38:14,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 01:38:14,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 01:38:14,361 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 01:38:14,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 01:38:14,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 01:38:14,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 01:38:14,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 01:38:14,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 01:38:14,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 01:38:14,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 01:38:14,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 01:38:14,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 01:38:14,377 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 01:38:14,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 01:38:14,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 01:38:14,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 01:38:14,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 01:38:14,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 01:38:14,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 01:38:14,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 01:38:14,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 01:38:14,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 01:38:14,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 01:38:14,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 01:38:14,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 01:38:14,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 01:38:14,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 01:38:14,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 01:38:14,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 01:38:14,389 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 01:38:14,389 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 01:38:14,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 01:38:14,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 01:38:14,391 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 [2019-08-10 01:38:14,405 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 01:38:14,406 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 01:38:14,407 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 01:38:14,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 01:38:14,408 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 01:38:14,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 01:38:14,409 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 01:38:14,409 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 01:38:14,409 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 01:38:14,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 01:38:14,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 01:38:14,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 01:38:14,411 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 01:38:14,411 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 01:38:14,411 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 01:38:14,412 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 01:38:14,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 01:38:14,412 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 01:38:14,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 01:38:14,412 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 01:38:14,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 01:38:14,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 01:38:14,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 01:38:14,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 01:38:14,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 01:38:14,414 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 01:38:14,414 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 01:38:14,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 01:38:14,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 01:38:14,466 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 01:38:14,485 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 01:38:14,488 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 01:38:14,489 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 01:38:14,490 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 01:38:14,490 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0480.c [2019-08-10 01:38:14,563 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/290aafde7/9e18998326a24dafa5392a8aac35e535/FLAGf185a48ae [2019-08-10 01:38:14,985 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 01:38:14,986 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0480.c [2019-08-10 01:38:14,997 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/290aafde7/9e18998326a24dafa5392a8aac35e535/FLAGf185a48ae [2019-08-10 01:38:15,357 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/290aafde7/9e18998326a24dafa5392a8aac35e535 [2019-08-10 01:38:15,368 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 01:38:15,369 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 01:38:15,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 01:38:15,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 01:38:15,375 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 01:38:15,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:38:15" (1/1) ... [2019-08-10 01:38:15,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b7df4a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:15, skipping insertion in model container [2019-08-10 01:38:15,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:38:15" (1/1) ... [2019-08-10 01:38:15,386 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 01:38:15,413 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 01:38:15,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:38:15,627 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 01:38:15,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:38:15,839 INFO L192 MainTranslator]: Completed translation [2019-08-10 01:38:15,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:15 WrapperNode [2019-08-10 01:38:15,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 01:38:15,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 01:38:15,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 01:38:15,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 01:38:15,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:15" (1/1) ... [2019-08-10 01:38:15,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:15" (1/1) ... [2019-08-10 01:38:15,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:15" (1/1) ... [2019-08-10 01:38:15,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:15" (1/1) ... [2019-08-10 01:38:15,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:15" (1/1) ... [2019-08-10 01:38:15,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:15" (1/1) ... [2019-08-10 01:38:15,903 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:15" (1/1) ... [2019-08-10 01:38:15,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 01:38:15,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 01:38:15,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 01:38:15,916 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 01:38:15,917 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:15" (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 [2019-08-10 01:38:15,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 01:38:15,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 01:38:15,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2019-08-10 01:38:15,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_acosf [2019-08-10 01:38:15,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2019-08-10 01:38:15,982 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 01:38:15,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 01:38:15,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-10 01:38:15,983 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2019-08-10 01:38:15,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 01:38:15,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-10 01:38:15,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 01:38:15,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 01:38:15,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 01:38:15,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-10 01:38:15,984 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_acosf [2019-08-10 01:38:15,984 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2019-08-10 01:38:15,984 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 01:38:15,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 01:38:15,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 01:38:16,481 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 01:38:16,482 INFO L283 CfgBuilder]: Removed 14 assume(true) statements. [2019-08-10 01:38:16,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:38:16 BoogieIcfgContainer [2019-08-10 01:38:16,486 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 01:38:16,487 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 01:38:16,487 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 01:38:16,488 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 01:38:16,489 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:38:16" (1/1) ... [2019-08-10 01:38:16,936 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-10 01:38:19,869 WARN L188 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:38:20,023 WARN L188 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:38:20,155 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-08-10 01:38:20,281 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-10 01:38:20,587 WARN L188 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:38:20,736 WARN L188 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:38:20,890 WARN L188 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-10 01:38:21,026 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-10 01:38:21,800 WARN L188 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2019-08-10 01:38:22,358 WARN L188 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 90 [2019-08-10 01:38:22,517 WARN L188 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-10 01:38:22,683 WARN L188 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-10 01:38:22,831 WARN L188 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-10 01:38:22,851 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:38:23,119 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 01:38:23,127 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 01:38:23,129 INFO L168 Benchmark]: Toolchain (without parser) took 7760.05 ms. Allocated memory was 138.9 MB in the beginning and 318.8 MB in the end (delta: 179.8 MB). Free memory was 86.5 MB in the beginning and 187.8 MB in the end (delta: -101.3 MB). Peak memory consumption was 183.3 MB. Max. memory is 7.1 GB. [2019-08-10 01:38:23,129 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-10 01:38:23,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 470.03 ms. Allocated memory was 138.9 MB in the beginning and 200.8 MB in the end (delta: 61.9 MB). Free memory was 86.0 MB in the beginning and 175.4 MB in the end (delta: -89.4 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-08-10 01:38:23,130 INFO L168 Benchmark]: Boogie Preprocessor took 71.42 ms. Allocated memory is still 200.8 MB. Free memory was 175.4 MB in the beginning and 172.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-08-10 01:38:23,131 INFO L168 Benchmark]: RCFGBuilder took 571.36 ms. Allocated memory is still 200.8 MB. Free memory was 172.3 MB in the beginning and 143.6 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. [2019-08-10 01:38:23,131 INFO L168 Benchmark]: Symbolic Interpretation took 6640.57 ms. Allocated memory was 200.8 MB in the beginning and 318.8 MB in the end (delta: 118.0 MB). Free memory was 143.6 MB in the beginning and 187.8 MB in the end (delta: -44.1 MB). Peak memory consumption was 178.6 MB. Max. memory is 7.1 GB. [2019-08-10 01:38:23,134 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 182]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 293#(exists ((|v___signbit_float_~#gf_u~3.base_3| Int)) (or (and (= ~qS4_acos~0 (/ 38519077003.0 500000000000.0)) (= 0 |#NULL.base|) (= ~tiny_sqrt~0 (/ 1.0 1000000000000000000000000000000.0)) (= ~pio2_hi_acos~0 (/ 15707962513.0 10000000000.0)) (= ~pio2_lo_acos~0 (/ 75497894159.0 1000000000000000000.0)) (= ~pi~0 (/ 15707962513.0 5000000000.0)) (= 0 (select |old(#valid)| 0)) (= ~qS2_acos~0 (/ 10104728937.0 5000000000.0)) (= ~pS2_acos~0 (/ 20121252537.0 100000000000.0)) (= 1.0 ~one_sqrt~0) (= (/ 34793309169.0 1000000000000000.0) ~pS5_acos~0) (= (/ 16666667163.0 100000000000.0) ~pS0_acos~0) (= |#NULL.offset| 0) (= main_~x~0 1.0) (= 1.0 ~one_acos~0) (= ~pS4_acos~0 (/ 79153501429.0 100000000000000.0))) (and (= ~qS4_acos~0 (/ 38519077003.0 500000000000.0)) (= (select |#valid| |v___signbit_float_~#gf_u~3.base_3|) 0) (= 0 |#NULL.base|) (= ~tiny_sqrt~0 (/ 1.0 1000000000000000000000000000000.0)) (= ~pio2_hi_acos~0 (/ 15707962513.0 10000000000.0)) (< |v___signbit_float_~#gf_u~3.base_3| |#StackHeapBarrier|) (= ~pio2_lo_acos~0 (/ 75497894159.0 1000000000000000000.0)) (= ~pi~0 (/ 15707962513.0 5000000000.0)) (= 0 (select |old(#valid)| 0)) (= ~qS2_acos~0 (/ 10104728937.0 5000000000.0)) (= ~pS2_acos~0 (/ 20121252537.0 100000000000.0)) (not (= |v___signbit_float_~#gf_u~3.base_3| 0)) (= 1.0 ~one_sqrt~0) (= (select |#length| |v___signbit_float_~#gf_u~3.base_3|) 4) (= (/ 34793309169.0 1000000000000000.0) ~pS5_acos~0) (= (/ 16666667163.0 100000000000.0) ~pS0_acos~0) (= |#NULL.offset| 0) (= main_~x~0 1.0) (= 1.0 ~one_acos~0) (= ~pS4_acos~0 (/ 79153501429.0 100000000000000.0))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 470.03 ms. Allocated memory was 138.9 MB in the beginning and 200.8 MB in the end (delta: 61.9 MB). Free memory was 86.0 MB in the beginning and 175.4 MB in the end (delta: -89.4 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 71.42 ms. Allocated memory is still 200.8 MB. Free memory was 175.4 MB in the beginning and 172.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 571.36 ms. Allocated memory is still 200.8 MB. Free memory was 172.3 MB in the beginning and 143.6 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 6640.57 ms. Allocated memory was 200.8 MB in the beginning and 318.8 MB in the end (delta: 118.0 MB). Free memory was 143.6 MB in the beginning and 187.8 MB in the end (delta: -44.1 MB). Peak memory consumption was 178.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...