./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0320a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0320a.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0cbfaf99ed6c2c7a503c1ee3bb6430a04470ce99e93c93b74605e38411e2fe77 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 11:59:31,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 11:59:31,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 11:59:31,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 11:59:31,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 11:59:31,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 11:59:31,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 11:59:31,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 11:59:31,494 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 11:59:31,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 11:59:31,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 11:59:31,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 11:59:31,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 11:59:31,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 11:59:31,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 11:59:31,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 11:59:31,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 11:59:31,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 11:59:31,501 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 11:59:31,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 11:59:31,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 11:59:31,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 11:59:31,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 11:59:31,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 11:59:31,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 11:59:31,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 11:59:31,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 11:59:31,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 11:59:31,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 11:59:31,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 11:59:31,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 11:59:31,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 11:59:31,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 11:59:31,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 11:59:31,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 11:59:31,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 11:59:31,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 11:59:31,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 11:59:31,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 11:59:31,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 11:59:31,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 11:59:31,514 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-21 11:59:31,528 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 11:59:31,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 11:59:31,528 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 11:59:31,528 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 11:59:31,529 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 11:59:31,529 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 11:59:31,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 11:59:31,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 11:59:31,530 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 11:59:31,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 11:59:31,530 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-21 11:59:31,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 11:59:31,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-21 11:59:31,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 11:59:31,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 11:59:31,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 11:59:31,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 11:59:31,531 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-21 11:59:31,531 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 11:59:31,531 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 11:59:31,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 11:59:31,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 11:59:31,532 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 11:59:31,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 11:59:31,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 11:59:31,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 11:59:31,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 11:59:31,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 11:59:31,533 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 11:59:31,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 11:59:31,533 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 11:59:31,533 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 11:59:31,533 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 11:59:31,533 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 11:59:31,533 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cbfaf99ed6c2c7a503c1ee3bb6430a04470ce99e93c93b74605e38411e2fe77 [2021-12-21 11:59:31,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 11:59:31,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 11:59:31,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 11:59:31,726 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 11:59:31,726 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 11:59:31,727 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0320a.c [2021-12-21 11:59:31,769 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b080a30d/e19efc40d00c426ea9b0319a3a33da13/FLAG91fea414c [2021-12-21 11:59:32,180 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 11:59:32,181 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0320a.c [2021-12-21 11:59:32,189 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b080a30d/e19efc40d00c426ea9b0319a3a33da13/FLAG91fea414c [2021-12-21 11:59:32,200 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b080a30d/e19efc40d00c426ea9b0319a3a33da13 [2021-12-21 11:59:32,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 11:59:32,205 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 11:59:32,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 11:59:32,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 11:59:32,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 11:59:32,209 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 11:59:32" (1/1) ... [2021-12-21 11:59:32,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@160d3e56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:32, skipping insertion in model container [2021-12-21 11:59:32,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 11:59:32" (1/1) ... [2021-12-21 11:59:32,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 11:59:32,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 11:59:32,509 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0320a.c[15470,15483] [2021-12-21 11:59:32,511 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 11:59:32,541 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 11:59:32,594 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0320a.c[15470,15483] [2021-12-21 11:59:32,594 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 11:59:32,617 INFO L208 MainTranslator]: Completed translation [2021-12-21 11:59:32,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:32 WrapperNode [2021-12-21 11:59:32,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 11:59:32,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 11:59:32,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 11:59:32,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 11:59:32,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:32" (1/1) ... [2021-12-21 11:59:32,639 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:32" (1/1) ... [2021-12-21 11:59:32,690 INFO L137 Inliner]: procedures = 26, calls = 490, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1117 [2021-12-21 11:59:32,691 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 11:59:32,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 11:59:32,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 11:59:32,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 11:59:32,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:32" (1/1) ... [2021-12-21 11:59:32,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:32" (1/1) ... [2021-12-21 11:59:32,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:32" (1/1) ... [2021-12-21 11:59:32,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:32" (1/1) ... [2021-12-21 11:59:32,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:32" (1/1) ... [2021-12-21 11:59:32,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:32" (1/1) ... [2021-12-21 11:59:32,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:32" (1/1) ... [2021-12-21 11:59:32,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 11:59:32,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 11:59:32,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 11:59:32,757 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 11:59:32,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:32" (1/1) ... [2021-12-21 11:59:32,782 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 11:59:32,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 11:59:32,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-21 11:59:32,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-21 11:59:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2021-12-21 11:59:32,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2021-12-21 11:59:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 11:59:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 11:59:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-12-21 11:59:32,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 11:59:32,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-12-21 11:59:32,834 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2021-12-21 11:59:32,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2021-12-21 11:59:32,834 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2021-12-21 11:59:32,834 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2021-12-21 11:59:32,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 11:59:32,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-12-21 11:59:32,834 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2021-12-21 11:59:32,834 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2021-12-21 11:59:32,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 11:59:32,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 11:59:32,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 11:59:32,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 11:59:33,003 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 11:59:33,016 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 11:59:33,680 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 11:59:33,686 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 11:59:33,687 INFO L299 CfgBuilder]: Removed 59 assume(true) statements. [2021-12-21 11:59:33,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 11:59:33 BoogieIcfgContainer [2021-12-21 11:59:33,689 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 11:59:33,690 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 11:59:33,690 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 11:59:33,693 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 11:59:33,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 11:59:32" (1/3) ... [2021-12-21 11:59:33,694 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@592229c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 11:59:33, skipping insertion in model container [2021-12-21 11:59:33,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:32" (2/3) ... [2021-12-21 11:59:33,694 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@592229c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 11:59:33, skipping insertion in model container [2021-12-21 11:59:33,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 11:59:33" (3/3) ... [2021-12-21 11:59:33,695 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0320a.c [2021-12-21 11:59:33,699 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 11:59:33,699 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 11:59:33,730 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 11:59:33,735 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 11:59:33,735 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 11:59:33,754 INFO L276 IsEmpty]: Start isEmpty. Operand has 244 states, 226 states have (on average 1.663716814159292) internal successors, (376), 227 states have internal predecessors, (376), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-21 11:59:33,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-12-21 11:59:33,760 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 11:59:33,761 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 11:59:33,761 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 11:59:33,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 11:59:33,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1639684783, now seen corresponding path program 1 times [2021-12-21 11:59:33,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 11:59:33,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342249391] [2021-12-21 11:59:33,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 11:59:33,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 11:59:33,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 11:59:33,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 11:59:33,990 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 11:59:33,991 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342249391] [2021-12-21 11:59:33,992 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342249391] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 11:59:33,992 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 11:59:33,992 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-21 11:59:33,994 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32572186] [2021-12-21 11:59:33,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 11:59:33,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-21 11:59:33,999 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 11:59:34,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-21 11:59:34,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-21 11:59:34,026 INFO L87 Difference]: Start difference. First operand has 244 states, 226 states have (on average 1.663716814159292) internal successors, (376), 227 states have internal predecessors, (376), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 11:59:34,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 11:59:34,085 INFO L93 Difference]: Finished difference Result 486 states and 810 transitions. [2021-12-21 11:59:34,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-21 11:59:34,089 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-12-21 11:59:34,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 11:59:34,100 INFO L225 Difference]: With dead ends: 486 [2021-12-21 11:59:34,100 INFO L226 Difference]: Without dead ends: 241 [2021-12-21 11:59:34,107 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-21 11:59:34,110 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-21 11:59:34,110 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 340 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 11:59:34,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2021-12-21 11:59:34,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 241. [2021-12-21 11:59:34,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 224 states have (on average 1.3973214285714286) internal successors, (313), 224 states have internal predecessors, (313), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-21 11:59:34,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 337 transitions. [2021-12-21 11:59:34,174 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 337 transitions. Word has length 9 [2021-12-21 11:59:34,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 11:59:34,174 INFO L470 AbstractCegarLoop]: Abstraction has 241 states and 337 transitions. [2021-12-21 11:59:34,175 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 11:59:34,175 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 337 transitions. [2021-12-21 11:59:34,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-12-21 11:59:34,175 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 11:59:34,175 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 11:59:34,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 11:59:34,176 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 11:59:34,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 11:59:34,178 INFO L85 PathProgramCache]: Analyzing trace with hash -391148295, now seen corresponding path program 1 times [2021-12-21 11:59:34,178 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 11:59:34,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211462861] [2021-12-21 11:59:34,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 11:59:34,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 11:59:34,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 11:59:34,282 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 11:59:34,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 11:59:34,359 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 11:59:34,360 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-21 11:59:34,362 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-21 11:59:34,363 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-21 11:59:34,365 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-21 11:59:34,367 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-21 11:59:34,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 11:59:34 BoogieIcfgContainer [2021-12-21 11:59:34,412 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-21 11:59:34,412 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-21 11:59:34,413 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-21 11:59:34,413 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-21 11:59:34,413 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 11:59:33" (3/4) ... [2021-12-21 11:59:34,415 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-21 11:59:34,415 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-21 11:59:34,416 INFO L158 Benchmark]: Toolchain (without parser) took 2211.55ms. Allocated memory was 100.7MB in the beginning and 123.7MB in the end (delta: 23.1MB). Free memory was 70.6MB in the beginning and 63.7MB in the end (delta: 6.9MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2021-12-21 11:59:34,417 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 100.7MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 11:59:34,418 INFO L158 Benchmark]: CACSL2BoogieTranslator took 412.33ms. Allocated memory was 100.7MB in the beginning and 123.7MB in the end (delta: 23.1MB). Free memory was 70.3MB in the beginning and 82.1MB in the end (delta: -11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-21 11:59:34,418 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.39ms. Allocated memory is still 123.7MB. Free memory was 82.1MB in the beginning and 75.1MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-21 11:59:34,419 INFO L158 Benchmark]: Boogie Preprocessor took 64.73ms. Allocated memory is still 123.7MB. Free memory was 75.1MB in the beginning and 68.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-21 11:59:34,419 INFO L158 Benchmark]: RCFGBuilder took 932.12ms. Allocated memory is still 123.7MB. Free memory was 68.9MB in the beginning and 80.8MB in the end (delta: -12.0MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2021-12-21 11:59:34,419 INFO L158 Benchmark]: TraceAbstraction took 722.31ms. Allocated memory is still 123.7MB. Free memory was 80.8MB in the beginning and 63.7MB in the end (delta: 17.1MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2021-12-21 11:59:34,420 INFO L158 Benchmark]: Witness Printer took 3.41ms. Allocated memory is still 123.7MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 11:59:34,422 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 100.7MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 412.33ms. Allocated memory was 100.7MB in the beginning and 123.7MB in the end (delta: 23.1MB). Free memory was 70.3MB in the beginning and 82.1MB in the end (delta: -11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.39ms. Allocated memory is still 123.7MB. Free memory was 82.1MB in the beginning and 75.1MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.73ms. Allocated memory is still 123.7MB. Free memory was 75.1MB in the beginning and 68.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 932.12ms. Allocated memory is still 123.7MB. Free memory was 68.9MB in the beginning and 80.8MB in the end (delta: -12.0MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * TraceAbstraction took 722.31ms. Allocated memory is still 123.7MB. Free memory was 80.8MB in the beginning and 63.7MB in the end (delta: 17.1MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Witness Printer took 3.41ms. Allocated memory is still 123.7MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 613]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 612, overapproximation of someUnaryDOUBLEoperation at line 500, overapproximation of bitwiseAnd at line 579, overapproximation of someBinaryArithmeticFLOAToperation at line 584. Possible FailurePath: [L18] static const float huge_floor = 1.0e30; [L86-L88] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L158] static const int init_jk_krempio[] = {4, 7, 9}; [L160-L164] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L343-L361] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L363-L369] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L500-L503] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L567] static const float one_cos = 1.0; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L608] float x = 0.0f; [L609] CALL, EXPR cos_float(x) [L570] float y[2], z = 0.0; [L571] __int32_t n, ix; VAL [\old(x)=0, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L574] ieee_float_shape_type gf_u; [L575] gf_u.value = (x) [L576] EXPR gf_u.word [L576] (ix) = gf_u.word [L579] ix &= 0x7fffffff VAL [\old(x)=0, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L580] COND FALSE !(ix <= 0x3f490fd8) VAL [\old(x)=0, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L583] COND TRUE !((ix) < 0x7f800000L) [L584] return x - x; [L584] return x - x; VAL [\old(x)=0, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, z=0, zero_krempio=0, zero_rempio=0] [L609] RET, EXPR cos_float(x) [L609] float res = cos_float(x); [L612] COND TRUE res != 1.0f VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, res=1000000000000000000000000000001, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, zero_krempio=0, zero_rempio=0] [L613] reach_error() VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={5:0}, res=1000000000000000000000000000001, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 244 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 340 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 340 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=244occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-12-21 11:59:34,450 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0320a.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0cbfaf99ed6c2c7a503c1ee3bb6430a04470ce99e93c93b74605e38411e2fe77 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 11:59:35,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 11:59:35,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 11:59:35,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 11:59:35,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 11:59:35,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 11:59:35,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 11:59:35,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 11:59:35,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 11:59:35,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 11:59:35,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 11:59:35,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 11:59:35,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 11:59:35,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 11:59:35,987 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 11:59:35,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 11:59:35,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 11:59:35,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 11:59:35,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 11:59:35,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 11:59:36,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 11:59:36,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 11:59:36,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 11:59:36,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 11:59:36,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 11:59:36,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 11:59:36,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 11:59:36,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 11:59:36,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 11:59:36,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 11:59:36,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 11:59:36,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 11:59:36,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 11:59:36,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 11:59:36,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 11:59:36,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 11:59:36,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 11:59:36,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 11:59:36,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 11:59:36,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 11:59:36,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 11:59:36,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-21 11:59:36,045 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 11:59:36,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 11:59:36,046 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 11:59:36,046 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 11:59:36,047 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 11:59:36,047 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 11:59:36,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 11:59:36,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 11:59:36,049 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 11:59:36,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 11:59:36,049 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-21 11:59:36,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-21 11:59:36,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 11:59:36,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 11:59:36,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 11:59:36,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 11:59:36,050 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-21 11:59:36,050 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-21 11:59:36,050 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-21 11:59:36,051 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-21 11:59:36,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 11:59:36,051 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 11:59:36,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 11:59:36,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 11:59:36,051 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 11:59:36,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 11:59:36,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 11:59:36,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 11:59:36,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 11:59:36,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 11:59:36,052 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-21 11:59:36,052 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-21 11:59:36,053 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 11:59:36,053 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 11:59:36,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 11:59:36,053 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 11:59:36,053 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-21 11:59:36,053 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cbfaf99ed6c2c7a503c1ee3bb6430a04470ce99e93c93b74605e38411e2fe77 [2021-12-21 11:59:36,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 11:59:36,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 11:59:36,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 11:59:36,326 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 11:59:36,327 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 11:59:36,328 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0320a.c [2021-12-21 11:59:36,379 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bab4692f0/8c8b37be772b4ee4b05dea32e5299889/FLAG7e574fc1e [2021-12-21 11:59:36,751 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 11:59:36,752 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0320a.c [2021-12-21 11:59:36,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bab4692f0/8c8b37be772b4ee4b05dea32e5299889/FLAG7e574fc1e [2021-12-21 11:59:37,126 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bab4692f0/8c8b37be772b4ee4b05dea32e5299889 [2021-12-21 11:59:37,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 11:59:37,129 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 11:59:37,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 11:59:37,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 11:59:37,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 11:59:37,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 11:59:37" (1/1) ... [2021-12-21 11:59:37,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f7ea7df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:37, skipping insertion in model container [2021-12-21 11:59:37,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 11:59:37" (1/1) ... [2021-12-21 11:59:37,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 11:59:37,180 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 11:59:37,434 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0320a.c[15470,15483] [2021-12-21 11:59:37,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 11:59:37,463 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 11:59:37,526 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0320a.c[15470,15483] [2021-12-21 11:59:37,526 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 11:59:37,563 INFO L208 MainTranslator]: Completed translation [2021-12-21 11:59:37,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:37 WrapperNode [2021-12-21 11:59:37,564 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 11:59:37,565 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 11:59:37,565 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 11:59:37,565 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 11:59:37,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:37" (1/1) ... [2021-12-21 11:59:37,589 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:37" (1/1) ... [2021-12-21 11:59:37,636 INFO L137 Inliner]: procedures = 30, calls = 490, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1116 [2021-12-21 11:59:37,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 11:59:37,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 11:59:37,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 11:59:37,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 11:59:37,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:37" (1/1) ... [2021-12-21 11:59:37,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:37" (1/1) ... [2021-12-21 11:59:37,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:37" (1/1) ... [2021-12-21 11:59:37,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:37" (1/1) ... [2021-12-21 11:59:37,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:37" (1/1) ... [2021-12-21 11:59:37,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:37" (1/1) ... [2021-12-21 11:59:37,700 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:37" (1/1) ... [2021-12-21 11:59:37,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 11:59:37,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 11:59:37,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 11:59:37,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 11:59:37,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:37" (1/1) ... [2021-12-21 11:59:37,729 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 11:59:37,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 11:59:37,748 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-21 11:59:37,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-21 11:59:37,794 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2021-12-21 11:59:37,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2021-12-21 11:59:37,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 11:59:37,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-21 11:59:37,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-21 11:59:37,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 11:59:37,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-12-21 11:59:37,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-21 11:59:37,796 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2021-12-21 11:59:37,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2021-12-21 11:59:37,796 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2021-12-21 11:59:37,796 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2021-12-21 11:59:37,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-12-21 11:59:37,796 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2021-12-21 11:59:37,796 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2021-12-21 11:59:37,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-12-21 11:59:37,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 11:59:37,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 11:59:37,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-21 11:59:37,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 11:59:37,928 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 11:59:37,929 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 12:00:02,268 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.AssertionError: Not a regular bitvector operator with bitvector result: bvshl at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.BitvectorUtils$RegularBitvectorOperation_BitvectorResult.isCommutative(BitvectorUtils.java:505) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.BitvectorUtils$BitvectorOperation.notSimplified(BitvectorUtils.java:296) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.BitvectorUtils$BitvectorOperation.simplify_NonConstantCase(BitvectorUtils.java:291) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.BitvectorUtils$BitvectorOperation.simplifiedResult(BitvectorUtils.java:286) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.BitvectorUtils.termWithLocalSimplification(BitvectorUtils.java:217) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.termWithLocalSimplification(SmtUtils.java:1490) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Expression2Term.translateFunctionApplication(Expression2Term.java:405) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Expression2Term.translate(Expression2Term.java:258) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Expression2Term.translateFunctionApplication(Expression2Term.java:391) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Expression2Term.translate(Expression2Term.java:258) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Expression2Term.translateToTerms(Expression2Term.java:139) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Statements2TransFormula.addSummary(Statements2TransFormula.java:412) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Statements2TransFormula.statementSequence(Statements2TransFormula.java:707) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.util.TransFormulaAdder.addTransitionFormulas(TransFormulaAdder.java:119) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:733) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:264) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-21 12:00:02,271 INFO L158 Benchmark]: Toolchain (without parser) took 25141.37ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 43.3MB in the beginning and 38.6MB in the end (delta: 4.8MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2021-12-21 12:00:02,272 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory was 45.6MB in the beginning and 45.5MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 12:00:02,272 INFO L158 Benchmark]: CACSL2BoogieTranslator took 434.01ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 43.2MB in the beginning and 53.3MB in the end (delta: -10.1MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2021-12-21 12:00:02,273 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.78ms. Allocated memory is still 75.5MB. Free memory was 53.3MB in the beginning and 46.1MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-21 12:00:02,273 INFO L158 Benchmark]: Boogie Preprocessor took 82.83ms. Allocated memory is still 75.5MB. Free memory was 46.1MB in the beginning and 38.9MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-21 12:00:02,273 INFO L158 Benchmark]: RCFGBuilder took 24549.83ms. Allocated memory is still 75.5MB. Free memory was 38.9MB in the beginning and 38.6MB in the end (delta: 284.4kB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2021-12-21 12:00:02,281 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory was 45.6MB in the beginning and 45.5MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 434.01ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 43.2MB in the beginning and 53.3MB in the end (delta: -10.1MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.78ms. Allocated memory is still 75.5MB. Free memory was 53.3MB in the beginning and 46.1MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.83ms. Allocated memory is still 75.5MB. Free memory was 46.1MB in the beginning and 38.9MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 24549.83ms. Allocated memory is still 75.5MB. Free memory was 38.9MB in the beginning and 38.6MB in the end (delta: 284.4kB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: Not a regular bitvector operator with bitvector result: bvshl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: Not a regular bitvector operator with bitvector result: bvshl: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.BitvectorUtils$RegularBitvectorOperation_BitvectorResult.isCommutative(BitvectorUtils.java:505) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-21 12:00:02,394 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: Not a regular bitvector operator with bitvector result: bvshl