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_1211b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 01:55:32,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 01:55:32,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 01:55:32,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 01:55:32,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 01:55:32,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 01:55:32,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 01:55:32,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 01:55:32,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 01:55:32,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 01:55:32,980 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 01:55:32,981 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 01:55:32,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 01:55:32,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 01:55:32,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 01:55:32,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 01:55:32,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 01:55:32,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 01:55:32,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 01:55:33,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 01:55:33,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 01:55:33,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 01:55:33,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 01:55:33,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 01:55:33,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 01:55:33,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 01:55:33,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 01:55:33,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 01:55:33,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 01:55:33,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 01:55:33,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 01:55:33,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 01:55:33,022 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 01:55:33,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 01:55:33,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 01:55:33,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 01:55:33,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 01:55:33,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 01:55:33,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 01:55:33,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 01:55:33,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 01:55:33,033 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 01:55:33,060 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 01:55:33,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 01:55:33,062 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 01:55:33,062 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 01:55:33,063 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 01:55:33,063 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 01:55:33,063 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 01:55:33,063 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 01:55:33,064 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 01:55:33,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 01:55:33,065 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 01:55:33,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 01:55:33,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 01:55:33,066 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 01:55:33,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 01:55:33,066 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 01:55:33,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 01:55:33,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 01:55:33,067 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 01:55:33,067 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 01:55:33,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 01:55:33,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 01:55:33,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 01:55:33,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 01:55:33,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 01:55:33,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 01:55:33,069 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 01:55:33,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 01:55:33,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 01:55:33,121 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 01:55:33,141 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 01:55:33,145 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 01:55:33,147 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 01:55:33,148 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 01:55:33,148 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1211b.c [2019-08-10 01:55:33,220 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbd996eff/b1ca78861bd447ea94cbf2dcf19cc7d7/FLAG57f9fa835 [2019-08-10 01:55:33,632 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 01:55:33,633 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1211b.c [2019-08-10 01:55:33,640 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbd996eff/b1ca78861bd447ea94cbf2dcf19cc7d7/FLAG57f9fa835 [2019-08-10 01:55:33,977 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbd996eff/b1ca78861bd447ea94cbf2dcf19cc7d7 [2019-08-10 01:55:33,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 01:55:33,989 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 01:55:33,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 01:55:33,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 01:55:33,995 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 01:55:33,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:55:33" (1/1) ... [2019-08-10 01:55:34,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@162fb3a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:33, skipping insertion in model container [2019-08-10 01:55:34,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:55:33" (1/1) ... [2019-08-10 01:55:34,008 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 01:55:34,038 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 01:55:34,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:55:34,317 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 01:55:34,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:55:34,489 INFO L192 MainTranslator]: Completed translation [2019-08-10 01:55:34,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:34 WrapperNode [2019-08-10 01:55:34,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 01:55:34,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 01:55:34,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 01:55:34,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 01:55:34,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:34" (1/1) ... [2019-08-10 01:55:34,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:34" (1/1) ... [2019-08-10 01:55:34,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:34" (1/1) ... [2019-08-10 01:55:34,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:34" (1/1) ... [2019-08-10 01:55:34,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:34" (1/1) ... [2019-08-10 01:55:34,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:34" (1/1) ... [2019-08-10 01:55:34,566 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:34" (1/1) ... [2019-08-10 01:55:34,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 01:55:34,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 01:55:34,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 01:55:34,576 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 01:55:34,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:34" (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 [2019-08-10 01:55:34,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 01:55:34,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 01:55:34,641 INFO L138 BoogieDeclarations]: Found implementation of procedure modf_float [2019-08-10 01:55:34,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2019-08-10 01:55:34,641 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2019-08-10 01:55:34,642 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 01:55:34,642 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 01:55:34,642 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-10 01:55:34,642 INFO L130 BoogieDeclarations]: Found specification of procedure modf_float [2019-08-10 01:55:34,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 01:55:34,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-10 01:55:34,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 01:55:34,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 01:55:34,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 01:55:34,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-10 01:55:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2019-08-10 01:55:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2019-08-10 01:55:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 01:55:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-08-10 01:55:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 01:55:34,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 01:55:35,106 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 01:55:35,106 INFO L283 CfgBuilder]: Removed 18 assume(true) statements. [2019-08-10 01:55:35,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:55:35 BoogieIcfgContainer [2019-08-10 01:55:35,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 01:55:35,109 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 01:55:35,109 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 01:55:35,109 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 01:55:35,110 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:55:35" (1/1) ... [2019-08-10 01:55:35,522 WARN L188 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-08-10 01:55:35,686 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-08-10 01:55:36,726 WARN L188 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 89 [2019-08-10 01:55:37,190 WARN L188 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 86 [2019-08-10 01:55:37,341 WARN L188 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-08-10 01:55:37,487 WARN L188 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:55:37,774 WARN L188 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-08-10 01:55:38,249 WARN L188 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 89 [2019-08-10 01:55:38,630 WARN L188 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 86 [2019-08-10 01:55:38,783 WARN L188 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-08-10 01:55:38,923 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:55:39,234 WARN L188 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-08-10 01:55:40,457 WARN L188 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 115 [2019-08-10 01:55:41,750 WARN L188 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 115 [2019-08-10 01:55:42,714 WARN L188 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 111 [2019-08-10 01:55:43,070 WARN L188 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-08-10 01:55:43,482 WARN L188 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-08-10 01:55:44,669 WARN L188 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 115 [2019-08-10 01:55:46,038 WARN L188 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 115 [2019-08-10 01:55:46,842 WARN L188 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 111 [2019-08-10 01:55:47,191 WARN L188 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-08-10 01:55:47,573 WARN L188 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-08-10 01:55:48,025 WARN L188 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2019-08-10 01:55:48,412 WARN L188 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2019-08-10 01:55:48,553 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-10 01:55:48,748 WARN L188 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-10 01:55:48,896 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-08-10 01:55:49,320 WARN L188 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2019-08-10 01:55:49,685 WARN L188 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2019-08-10 01:55:49,836 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-10 01:55:50,031 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-10 01:55:50,192 WARN L188 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-08-10 01:55:50,589 WARN L188 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2019-08-10 01:55:50,974 WARN L188 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2019-08-10 01:55:51,130 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-10 01:55:51,305 WARN L188 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-10 01:55:51,491 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-08-10 01:55:52,156 WARN L188 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2019-08-10 01:55:52,506 WARN L188 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2019-08-10 01:55:52,651 WARN L188 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-10 01:55:52,790 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-08-10 01:55:53,403 WARN L188 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2019-08-10 01:55:53,752 WARN L188 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2019-08-10 01:55:53,896 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-10 01:55:54,049 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-08-10 01:55:54,175 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-08-10 01:55:54,543 WARN L188 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2019-08-10 01:55:54,884 WARN L188 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2019-08-10 01:55:55,013 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-10 01:55:55,149 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-08-10 01:55:55,765 WARN L188 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 98 [2019-08-10 01:55:56,299 WARN L188 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 95 [2019-08-10 01:55:56,496 WARN L188 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-10 01:55:56,663 WARN L188 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-08-10 01:55:57,170 WARN L188 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2019-08-10 01:55:57,534 WARN L188 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2019-08-10 01:55:57,733 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-10 01:55:57,880 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-08-10 01:55:58,605 WARN L188 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-08-10 01:55:59,300 WARN L188 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 69 [2019-08-10 01:55:59,580 WARN L188 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-08-10 01:55:59,814 WARN L188 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-08-10 01:56:00,024 WARN L188 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-10 01:56:00,041 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 01:56:00,049 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 01:56:00,050 INFO L168 Benchmark]: Toolchain (without parser) took 26061.38 ms. Allocated memory was 131.6 MB in the beginning and 474.0 MB in the end (delta: 342.4 MB). Free memory was 86.5 MB in the beginning and 242.3 MB in the end (delta: -155.8 MB). Peak memory consumption was 354.8 MB. Max. memory is 7.1 GB. [2019-08-10 01:56:00,051 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 131.6 MB. Free memory was 105.2 MB in the beginning and 104.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-10 01:56:00,051 INFO L168 Benchmark]: CACSL2BoogieTranslator took 501.28 ms. Allocated memory was 131.6 MB in the beginning and 197.1 MB in the end (delta: 65.5 MB). Free memory was 86.3 MB in the beginning and 172.3 MB in the end (delta: -86.0 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2019-08-10 01:56:00,052 INFO L168 Benchmark]: Boogie Preprocessor took 81.63 ms. Allocated memory is still 197.1 MB. Free memory was 172.3 MB in the beginning and 170.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-10 01:56:00,052 INFO L168 Benchmark]: RCFGBuilder took 534.56 ms. Allocated memory is still 197.1 MB. Free memory was 170.3 MB in the beginning and 142.7 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2019-08-10 01:56:00,053 INFO L168 Benchmark]: Symbolic Interpretation took 24940.18 ms. Allocated memory was 197.1 MB in the beginning and 474.0 MB in the end (delta: 276.8 MB). Free memory was 142.7 MB in the beginning and 242.3 MB in the end (delta: -99.7 MB). Peak memory consumption was 345.4 MB. Max. memory is 7.1 GB. [2019-08-10 01:56:00,055 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 110]: 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 208#(exists ((v_prenex_26 Int) (v_prenex_36 Int) (|v_isinf_float_~#gf_u~4.base_3| Int)) (or (and (= 0 |#NULL.base|) (= 0 (select |old(#valid)| |main_~#iptr~0.base|)) (= (select |#valid| v_prenex_36) 0) (not (= 0 |main_~#iptr~0.base|)) (< v_prenex_36 |#StackHeapBarrier|) (< |main_~#iptr~0.base| |#StackHeapBarrier|) (= |main_~#iptr~0.offset| 0) (not (= v_prenex_36 0)) (= (select |#length| v_prenex_36) 4) (= 1.0 ~one_modf~0) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (and (= (select |#valid| |v_isinf_float_~#gf_u~4.base_3|) 0) (< |v_isinf_float_~#gf_u~4.base_3| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= 0 (select |old(#valid)| |main_~#iptr~0.base|)) (not (= 0 |main_~#iptr~0.base|)) (< |main_~#iptr~0.base| |#StackHeapBarrier|) (not (= |v_isinf_float_~#gf_u~4.base_3| 0)) (= |main_~#iptr~0.offset| 0) (= 4 (select |#length| |v_isinf_float_~#gf_u~4.base_3|)) (= 1.0 ~one_modf~0) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (and (= 0 |#NULL.base|) (= 0 (select |old(#valid)| |main_~#iptr~0.base|)) (not (= 0 |main_~#iptr~0.base|)) (< |main_~#iptr~0.base| |#StackHeapBarrier|) (= (select |#valid| v_prenex_26) 0) (= |main_~#iptr~0.offset| 0) (< v_prenex_26 |#StackHeapBarrier|) (= 1.0 ~one_modf~0) (= |#NULL.offset| 0) (not (= v_prenex_26 0)) (= 4 (select |#length| v_prenex_26)) (= 0 (select |old(#valid)| 0))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 131.6 MB. Free memory was 105.2 MB in the beginning and 104.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 501.28 ms. Allocated memory was 131.6 MB in the beginning and 197.1 MB in the end (delta: 65.5 MB). Free memory was 86.3 MB in the beginning and 172.3 MB in the end (delta: -86.0 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.63 ms. Allocated memory is still 197.1 MB. Free memory was 172.3 MB in the beginning and 170.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 534.56 ms. Allocated memory is still 197.1 MB. Free memory was 170.3 MB in the beginning and 142.7 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 24940.18 ms. Allocated memory was 197.1 MB in the beginning and 474.0 MB in the end (delta: 276.8 MB). Free memory was 142.7 MB in the beginning and 242.3 MB in the end (delta: -99.7 MB). Peak memory consumption was 345.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...