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_1211a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 01:55:32,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 01:55:32,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 01:55:32,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 01:55:32,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 01:55:32,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 01:55:32,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 01:55:32,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 01:55:32,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 01:55:32,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 01:55:32,519 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 01:55:32,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 01:55:32,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 01:55:32,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 01:55:32,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 01:55:32,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 01:55:32,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 01:55:32,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 01:55:32,527 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 01:55:32,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 01:55:32,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 01:55:32,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 01:55:32,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 01:55:32,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 01:55:32,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 01:55:32,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 01:55:32,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 01:55:32,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 01:55:32,537 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 01:55:32,538 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 01:55:32,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 01:55:32,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 01:55:32,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 01:55:32,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 01:55:32,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 01:55:32,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 01:55:32,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 01:55:32,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 01:55:32,543 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 01:55:32,543 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 01:55:32,544 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 01:55:32,545 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 01:55:32,559 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 01:55:32,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 01:55:32,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 01:55:32,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 01:55:32,561 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 01:55:32,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 01:55:32,562 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 01:55:32,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 01:55:32,562 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 01:55:32,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 01:55:32,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 01:55:32,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 01:55:32,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 01:55:32,563 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 01:55:32,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 01:55:32,563 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 01:55:32,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 01:55:32,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 01:55:32,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 01:55:32,564 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 01:55:32,564 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 01:55:32,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 01:55:32,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 01:55:32,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 01:55:32,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 01:55:32,565 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 01:55:32,565 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 01:55:32,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 01:55:32,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 01:55:32,596 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 01:55:32,609 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 01:55:32,612 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 01:55:32,614 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 01:55:32,614 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 01:55:32,615 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1211a.c [2019-08-10 01:55:32,680 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1895fedde/f034291424ad44959e750152c83846b0/FLAGedd600072 [2019-08-10 01:55:33,136 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 01:55:33,137 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1211a.c [2019-08-10 01:55:33,147 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1895fedde/f034291424ad44959e750152c83846b0/FLAGedd600072 [2019-08-10 01:55:33,539 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1895fedde/f034291424ad44959e750152c83846b0 [2019-08-10 01:55:33,552 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 01:55:33,555 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 01:55:33,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 01:55:33,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 01:55:33,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 01:55:33,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:55:33" (1/1) ... [2019-08-10 01:55:33,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a10c6f9 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 01:55:33,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:55:33" (1/1) ... [2019-08-10 01:55:33,574 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 01:55:33,600 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 01:55:33,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:55:33,879 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 01:55:34,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:55:34,032 INFO L192 MainTranslator]: Completed translation [2019-08-10 01:55:34,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:34 WrapperNode [2019-08-10 01:55:34,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 01:55:34,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 01:55:34,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 01:55:34,033 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 01:55:34,044 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 01:55:34,044 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 01:55:34,055 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 01:55:34,055 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 01:55:34,070 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 01:55:34,079 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 01:55:34,082 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 01:55:34,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 01:55:34,086 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 01:55:34,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 01:55:34,086 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 01:55:34,087 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 01:55:34,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 01:55:34,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 01:55:34,137 INFO L138 BoogieDeclarations]: Found implementation of procedure modf_float [2019-08-10 01:55:34,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2019-08-10 01:55:34,137 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2019-08-10 01:55:34,137 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 01:55:34,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 01:55:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-10 01:55:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure modf_float [2019-08-10 01:55:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 01:55:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-10 01:55:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 01:55:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 01:55:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 01:55:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-10 01:55:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2019-08-10 01:55:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2019-08-10 01:55:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 01:55:34,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-08-10 01:55:34,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 01:55:34,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 01:55:34,607 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 01:55:34,607 INFO L283 CfgBuilder]: Removed 18 assume(true) statements. [2019-08-10 01:55:34,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:55:34 BoogieIcfgContainer [2019-08-10 01:55:34,609 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 01:55:34,609 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 01:55:34,609 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 01:55:34,610 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 01:55:34,611 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:55:34" (1/1) ... [2019-08-10 01:55:35,057 WARN L188 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-08-10 01:55:35,233 WARN L188 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-08-10 01:55:36,358 WARN L188 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 89 [2019-08-10 01:55:36,807 WARN L188 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 86 [2019-08-10 01:55:36,968 WARN L188 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-08-10 01:55:37,116 WARN L188 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:55:37,428 WARN L188 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-08-10 01:55:37,891 WARN L188 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 89 [2019-08-10 01:55:38,289 WARN L188 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 86 [2019-08-10 01:55:38,443 WARN L188 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-08-10 01:55:38,584 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:55:38,905 WARN L188 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-08-10 01:55:40,178 WARN L188 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 133 DAG size of output: 115 [2019-08-10 01:55:41,451 WARN L188 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 115 [2019-08-10 01:55:42,630 WARN L188 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 113 DAG size of output: 111 [2019-08-10 01:55:42,997 WARN L188 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-08-10 01:55:43,409 WARN L188 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-08-10 01:55:44,600 WARN L188 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 115 [2019-08-10 01:55:45,919 WARN L188 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 115 [2019-08-10 01:55:46,731 WARN L188 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 111 [2019-08-10 01:55:47,064 WARN L188 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-08-10 01:55:47,452 WARN L188 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-08-10 01:55:47,909 WARN L188 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2019-08-10 01:55:48,304 WARN L188 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2019-08-10 01:55:48,446 WARN L188 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-10 01:55:48,652 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-10 01:55:49,209 WARN L188 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2019-08-10 01:55:49,573 WARN L188 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2019-08-10 01:55:49,726 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-10 01:55:49,925 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-10 01:55:50,107 WARN L188 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-08-10 01:55:50,534 WARN L188 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2019-08-10 01:55:50,925 WARN L188 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2019-08-10 01:55:51,063 WARN L188 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-10 01:55:51,256 WARN L188 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-10 01:55:51,413 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-08-10 01:55:52,054 WARN L188 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2019-08-10 01:55:52,462 WARN L188 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2019-08-10 01:55:52,616 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-10 01:55:52,741 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-08-10 01:55:53,331 WARN L188 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2019-08-10 01:55:53,669 WARN L188 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2019-08-10 01:55:53,803 WARN L188 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-10 01:55:53,933 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-08-10 01:55:54,433 WARN L188 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2019-08-10 01:55:54,912 WARN L188 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2019-08-10 01:55:55,050 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-10 01:55:55,185 WARN L188 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-08-10 01:55:55,839 WARN L188 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 98 [2019-08-10 01:55:56,378 WARN L188 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 95 [2019-08-10 01:55:56,548 WARN L188 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-10 01:55:56,718 WARN L188 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-08-10 01:55:56,849 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-10 01:55:57,259 WARN L188 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2019-08-10 01:55:57,638 WARN L188 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2019-08-10 01:55:57,851 WARN L188 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-10 01:55:58,010 WARN L188 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-08-10 01:55:58,794 WARN L188 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-08-10 01:55:59,521 WARN L188 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 69 [2019-08-10 01:55:59,806 WARN L188 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-08-10 01:56:00,082 WARN L188 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-08-10 01:56:00,312 WARN L188 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-10 01:56:00,336 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 01:56:00,346 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 01:56:00,348 INFO L168 Benchmark]: Toolchain (without parser) took 26793.65 ms. Allocated memory was 140.5 MB in the beginning and 411.6 MB in the end (delta: 271.1 MB). Free memory was 86.5 MB in the beginning and 151.7 MB in the end (delta: -65.2 MB). Peak memory consumption was 275.8 MB. Max. memory is 7.1 GB. [2019-08-10 01:56:00,349 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 01:56:00,350 INFO L168 Benchmark]: CACSL2BoogieTranslator took 474.11 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 86.3 MB in the beginning and 176.6 MB in the end (delta: -90.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-08-10 01:56:00,356 INFO L168 Benchmark]: Boogie Preprocessor took 52.72 ms. Allocated memory is still 200.3 MB. Free memory was 176.6 MB in the beginning and 174.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-10 01:56:00,356 INFO L168 Benchmark]: RCFGBuilder took 522.86 ms. Allocated memory is still 200.3 MB. Free memory was 174.3 MB in the beginning and 147.5 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-08-10 01:56:00,356 INFO L168 Benchmark]: Symbolic Interpretation took 25737.26 ms. Allocated memory was 200.3 MB in the beginning and 411.6 MB in the end (delta: 211.3 MB). Free memory was 147.5 MB in the beginning and 151.7 MB in the end (delta: -4.2 MB). Peak memory consumption was 277.0 MB. Max. memory is 7.1 GB. [2019-08-10 01:56:00,360 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 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 474.11 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 86.3 MB in the beginning and 176.6 MB in the end (delta: -90.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.72 ms. Allocated memory is still 200.3 MB. Free memory was 176.6 MB in the beginning and 174.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 522.86 ms. Allocated memory is still 200.3 MB. Free memory was 174.3 MB in the beginning and 147.5 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 25737.26 ms. Allocated memory was 200.3 MB in the beginning and 411.6 MB in the end (delta: 211.3 MB). Free memory was 147.5 MB in the beginning and 151.7 MB in the end (delta: -4.2 MB). Peak memory consumption was 277.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...