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_0460.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 01:38:06,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 01:38:06,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 01:38:06,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 01:38:06,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 01:38:06,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 01:38:06,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 01:38:06,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 01:38:06,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 01:38:06,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 01:38:06,972 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 01:38:06,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 01:38:06,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 01:38:06,975 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 01:38:06,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 01:38:06,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 01:38:06,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 01:38:06,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 01:38:06,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 01:38:06,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 01:38:06,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 01:38:06,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 01:38:06,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 01:38:06,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 01:38:06,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 01:38:06,990 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 01:38:06,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 01:38:06,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 01:38:06,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 01:38:06,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 01:38:06,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 01:38:06,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 01:38:06,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 01:38:06,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 01:38:06,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 01:38:06,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 01:38:06,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 01:38:06,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 01:38:06,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 01:38:07,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 01:38:07,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 01:38:07,002 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 01:38:07,028 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 01:38:07,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 01:38:07,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 01:38:07,029 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 01:38:07,030 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 01:38:07,030 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 01:38:07,030 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 01:38:07,030 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 01:38:07,031 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 01:38:07,031 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 01:38:07,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 01:38:07,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 01:38:07,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 01:38:07,032 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 01:38:07,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 01:38:07,032 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 01:38:07,032 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 01:38:07,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 01:38:07,033 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 01:38:07,033 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 01:38:07,033 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 01:38:07,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 01:38:07,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 01:38:07,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 01:38:07,034 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 01:38:07,034 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 01:38:07,034 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 01:38:07,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 01:38:07,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 01:38:07,063 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 01:38:07,081 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 01:38:07,086 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 01:38:07,087 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 01:38:07,088 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 01:38:07,088 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0460.c [2019-08-10 01:38:07,148 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23a1f6bc7/4e656b7674a742ce833b24ef83d61268/FLAGe645f2f8b [2019-08-10 01:38:07,606 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 01:38:07,609 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0460.c [2019-08-10 01:38:07,618 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23a1f6bc7/4e656b7674a742ce833b24ef83d61268/FLAGe645f2f8b [2019-08-10 01:38:07,979 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23a1f6bc7/4e656b7674a742ce833b24ef83d61268 [2019-08-10 01:38:07,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 01:38:07,990 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 01:38:07,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 01:38:07,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 01:38:07,995 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 01:38:07,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:38:07" (1/1) ... [2019-08-10 01:38:07,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73fe184b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:07, skipping insertion in model container [2019-08-10 01:38:07,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:38:07" (1/1) ... [2019-08-10 01:38:08,008 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 01:38:08,034 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 01:38:08,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:38:08,262 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 01:38:08,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:38:08,428 INFO L192 MainTranslator]: Completed translation [2019-08-10 01:38:08,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:08 WrapperNode [2019-08-10 01:38:08,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 01:38:08,429 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 01:38:08,429 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 01:38:08,429 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 01:38:08,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:08" (1/1) ... [2019-08-10 01:38:08,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:08" (1/1) ... [2019-08-10 01:38:08,456 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:08" (1/1) ... [2019-08-10 01:38:08,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:08" (1/1) ... [2019-08-10 01:38:08,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:08" (1/1) ... [2019-08-10 01:38:08,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:08" (1/1) ... [2019-08-10 01:38:08,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:08" (1/1) ... [2019-08-10 01:38:08,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 01:38:08,489 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 01:38:08,489 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 01:38:08,490 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 01:38:08,491 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:08" (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 01:38:08,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 01:38:08,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 01:38:08,552 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2019-08-10 01:38:08,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2019-08-10 01:38:08,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_acosf [2019-08-10 01:38:08,552 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 01:38:08,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 01:38:08,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-10 01:38:08,553 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2019-08-10 01:38:08,553 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2019-08-10 01:38:08,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 01:38:08,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-10 01:38:08,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 01:38:08,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 01:38:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 01:38:08,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-10 01:38:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_acosf [2019-08-10 01:38:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 01:38:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 01:38:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 01:38:09,049 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 01:38:09,049 INFO L283 CfgBuilder]: Removed 12 assume(true) statements. [2019-08-10 01:38:09,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:38:09 BoogieIcfgContainer [2019-08-10 01:38:09,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 01:38:09,051 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 01:38:09,051 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 01:38:09,052 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 01:38:09,053 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:38:09" (1/1) ... [2019-08-10 01:38:09,527 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-10 01:38:12,405 WARN L188 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:38:12,567 WARN L188 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:38:12,730 WARN L188 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-10 01:38:12,856 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-10 01:38:13,125 WARN L188 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:38:13,303 WARN L188 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:38:13,466 WARN L188 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-10 01:38:13,616 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-10 01:38:13,753 WARN L188 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-08-10 01:38:14,208 WARN L188 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2019-08-10 01:38:14,707 WARN L188 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 90 [2019-08-10 01:38:14,909 WARN L188 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-10 01:38:15,123 WARN L188 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-10 01:38:15,287 WARN L188 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-10 01:38:15,416 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 29 [2019-08-10 01:38:15,693 WARN L188 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:38:15,842 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:38:15,980 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-10 01:38:16,102 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-10 01:38:16,266 WARN L188 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-08-10 01:38:16,504 WARN L188 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:38:16,723 WARN L188 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:38:16,873 WARN L188 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-10 01:38:16,994 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-10 01:38:17,118 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-08-10 01:38:17,644 WARN L188 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2019-08-10 01:38:18,114 WARN L188 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 90 [2019-08-10 01:38:18,300 WARN L188 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-08-10 01:38:18,453 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-10 01:38:18,600 WARN L188 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-10 01:38:18,823 WARN L188 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:38:18,983 WARN L188 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:38:19,131 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-08-10 01:38:19,255 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-10 01:38:19,540 WARN L188 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:38:19,716 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:38:19,867 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-08-10 01:38:19,999 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-10 01:38:20,124 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:38:20,249 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 01:38:20,257 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 01:38:20,259 INFO L168 Benchmark]: Toolchain (without parser) took 12269.05 ms. Allocated memory was 135.3 MB in the beginning and 361.2 MB in the end (delta: 226.0 MB). Free memory was 89.3 MB in the beginning and 151.6 MB in the end (delta: -62.3 MB). Peak memory consumption was 202.4 MB. Max. memory is 7.1 GB. [2019-08-10 01:38:20,260 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 135.3 MB. Free memory was 108.2 MB in the beginning and 108.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-10 01:38:20,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 437.83 ms. Allocated memory was 135.3 MB in the beginning and 201.3 MB in the end (delta: 66.1 MB). Free memory was 89.1 MB in the beginning and 175.5 MB in the end (delta: -86.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-08-10 01:38:20,261 INFO L168 Benchmark]: Boogie Preprocessor took 59.86 ms. Allocated memory is still 201.3 MB. Free memory was 175.5 MB in the beginning and 172.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-08-10 01:38:20,262 INFO L168 Benchmark]: RCFGBuilder took 561.68 ms. Allocated memory is still 201.3 MB. Free memory was 172.5 MB in the beginning and 144.4 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2019-08-10 01:38:20,264 INFO L168 Benchmark]: Symbolic Interpretation took 11206.11 ms. Allocated memory was 201.3 MB in the beginning and 361.2 MB in the end (delta: 159.9 MB). Free memory was 144.4 MB in the beginning and 151.6 MB in the end (delta: -7.3 MB). Peak memory consumption was 191.4 MB. Max. memory is 7.1 GB. [2019-08-10 01:38:20,268 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 177]: 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 454#(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) (= 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 0.23 ms. Allocated memory is still 135.3 MB. Free memory was 108.2 MB in the beginning and 108.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 437.83 ms. Allocated memory was 135.3 MB in the beginning and 201.3 MB in the end (delta: 66.1 MB). Free memory was 89.1 MB in the beginning and 175.5 MB in the end (delta: -86.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 59.86 ms. Allocated memory is still 201.3 MB. Free memory was 175.5 MB in the beginning and 172.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 561.68 ms. Allocated memory is still 201.3 MB. Free memory was 172.5 MB in the beginning and 144.4 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 11206.11 ms. Allocated memory was 201.3 MB in the beginning and 361.2 MB in the end (delta: 159.9 MB). Free memory was 144.4 MB in the beginning and 151.6 MB in the end (delta: -7.3 MB). Peak memory consumption was 191.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...