./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0320b.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_0320b.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 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 11:59:31,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 11:59:31,961 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 11:59:31,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 11:59:31,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 11:59:31,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 11:59:31,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 11:59:31,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 11:59:31,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 11:59:31,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 11:59:31,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 11:59:31,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 11:59:31,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 11:59:31,991 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 11:59:31,992 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 11:59:31,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 11:59:31,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 11:59:31,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 11:59:31,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 11:59:32,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 11:59:32,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 11:59:32,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 11:59:32,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 11:59:32,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 11:59:32,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 11:59:32,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 11:59:32,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 11:59:32,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 11:59:32,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 11:59:32,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 11:59:32,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 11:59:32,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 11:59:32,011 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 11:59:32,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 11:59:32,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 11:59:32,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 11:59:32,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 11:59:32,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 11:59:32,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 11:59:32,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 11:59:32,019 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 11:59:32,020 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-21 11:59:32,046 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 11:59:32,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 11:59:32,047 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 11:59:32,047 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 11:59:32,048 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 11:59:32,048 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 11:59:32,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 11:59:32,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 11:59:32,049 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 11:59:32,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 11:59:32,049 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-21 11:59:32,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 11:59:32,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-21 11:59:32,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 11:59:32,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 11:59:32,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 11:59:32,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 11:59:32,050 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-21 11:59:32,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 11:59:32,051 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 11:59:32,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 11:59:32,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 11:59:32,051 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 11:59:32,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 11:59:32,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 11:59:32,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 11:59:32,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 11:59:32,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 11:59:32,053 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 11:59:32,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 11:59:32,053 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 11:59:32,053 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 11:59:32,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 11:59:32,054 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 11:59:32,054 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 [2021-12-21 11:59:32,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 11:59:32,258 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 11:59:32,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 11:59:32,261 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 11:59:32,263 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 11:59:32,264 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2021-12-21 11:59:32,325 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2682497d3/66c997bc598c40ebaf29184fd625ceb8/FLAGa11d77f3d [2021-12-21 11:59:32,679 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 11:59:32,681 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2021-12-21 11:59:32,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2682497d3/66c997bc598c40ebaf29184fd625ceb8/FLAGa11d77f3d [2021-12-21 11:59:33,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2682497d3/66c997bc598c40ebaf29184fd625ceb8 [2021-12-21 11:59:33,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 11:59:33,064 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 11:59:33,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 11:59:33,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 11:59:33,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 11:59:33,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 11:59:33" (1/1) ... [2021-12-21 11:59:33,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a0676f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:33, skipping insertion in model container [2021-12-21 11:59:33,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 11:59:33" (1/1) ... [2021-12-21 11:59:33,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 11:59:33,110 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 11:59:33,300 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_0320b.c[15471,15484] [2021-12-21 11:59:33,303 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 11:59:33,332 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 11:59:33,387 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_0320b.c[15471,15484] [2021-12-21 11:59:33,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 11:59:33,429 INFO L208 MainTranslator]: Completed translation [2021-12-21 11:59:33,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:33 WrapperNode [2021-12-21 11:59:33,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 11:59:33,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 11:59:33,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 11:59:33,441 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 11:59:33,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:33" (1/1) ... [2021-12-21 11:59:33,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:33" (1/1) ... [2021-12-21 11:59:33,507 INFO L137 Inliner]: procedures = 26, calls = 490, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1117 [2021-12-21 11:59:33,508 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 11:59:33,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 11:59:33,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 11:59:33,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 11:59:33,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:33" (1/1) ... [2021-12-21 11:59:33,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:33" (1/1) ... [2021-12-21 11:59:33,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:33" (1/1) ... [2021-12-21 11:59:33,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:33" (1/1) ... [2021-12-21 11:59:33,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:33" (1/1) ... [2021-12-21 11:59:33,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:33" (1/1) ... [2021-12-21 11:59:33,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:33" (1/1) ... [2021-12-21 11:59:33,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 11:59:33,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 11:59:33,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 11:59:33,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 11:59:33,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:33" (1/1) ... [2021-12-21 11:59:33,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 11:59:33,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 11:59:33,636 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 11:59:33,664 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 11:59:33,707 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2021-12-21 11:59:33,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2021-12-21 11:59:33,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 11:59:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 11:59:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-12-21 11:59:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 11:59:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-12-21 11:59:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2021-12-21 11:59:33,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2021-12-21 11:59:33,709 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2021-12-21 11:59:33,709 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2021-12-21 11:59:33,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 11:59:33,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-12-21 11:59:33,709 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2021-12-21 11:59:33,709 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2021-12-21 11:59:33,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 11:59:33,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 11:59:33,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 11:59:33,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 11:59:33,895 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 11:59:33,896 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 11:59:34,642 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 11:59:34,653 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 11:59:34,653 INFO L299 CfgBuilder]: Removed 59 assume(true) statements. [2021-12-21 11:59:34,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 11:59:34 BoogieIcfgContainer [2021-12-21 11:59:34,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 11:59:34,658 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 11:59:34,658 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 11:59:34,660 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 11:59:34,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 11:59:33" (1/3) ... [2021-12-21 11:59:34,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6602ab43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 11:59:34, skipping insertion in model container [2021-12-21 11:59:34,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:33" (2/3) ... [2021-12-21 11:59:34,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6602ab43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 11:59:34, skipping insertion in model container [2021-12-21 11:59:34,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 11:59:34" (3/3) ... [2021-12-21 11:59:34,663 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0320b.c [2021-12-21 11:59:34,667 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 11:59:34,667 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 11:59:34,704 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 11:59:34,708 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 11:59:34,708 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 11:59:34,722 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 11:59:34,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-12-21 11:59:34,725 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 11:59:34,725 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 11:59:34,726 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 11:59:34,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 11:59:34,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1639684783, now seen corresponding path program 1 times [2021-12-21 11:59:34,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 11:59:34,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750710952] [2021-12-21 11:59:34,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 11:59:34,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 11:59:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 11:59:34,969 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 11:59:34,970 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 11:59:34,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750710952] [2021-12-21 11:59:34,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750710952] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 11:59:34,971 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 11:59:34,971 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-21 11:59:34,972 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183518202] [2021-12-21 11:59:34,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 11:59:34,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-21 11:59:34,976 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 11:59:34,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-21 11:59:34,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-21 11:59:34,997 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 11:59:35,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 11:59:35,055 INFO L93 Difference]: Finished difference Result 486 states and 810 transitions. [2021-12-21 11:59:35,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-21 11:59:35,056 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 11:59:35,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 11:59:35,064 INFO L225 Difference]: With dead ends: 486 [2021-12-21 11:59:35,064 INFO L226 Difference]: Without dead ends: 241 [2021-12-21 11:59:35,068 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 11:59:35,071 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 11:59:35,072 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 11:59:35,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2021-12-21 11:59:35,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 241. [2021-12-21 11:59:35,105 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 11:59:35,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 337 transitions. [2021-12-21 11:59:35,109 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 337 transitions. Word has length 9 [2021-12-21 11:59:35,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 11:59:35,110 INFO L470 AbstractCegarLoop]: Abstraction has 241 states and 337 transitions. [2021-12-21 11:59:35,110 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 11:59:35,110 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 337 transitions. [2021-12-21 11:59:35,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-12-21 11:59:35,111 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 11:59:35,111 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 11:59:35,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 11:59:35,111 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 11:59:35,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 11:59:35,112 INFO L85 PathProgramCache]: Analyzing trace with hash -391148295, now seen corresponding path program 1 times [2021-12-21 11:59:35,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 11:59:35,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882302663] [2021-12-21 11:59:35,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 11:59:35,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 11:59:35,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 11:59:35,191 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 11:59:35,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 11:59:35,286 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 11:59:35,286 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-21 11:59:35,287 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-21 11:59:35,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-21 11:59:35,290 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-21 11:59:35,292 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-21 11:59:35,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 11:59:35 BoogieIcfgContainer [2021-12-21 11:59:35,325 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-21 11:59:35,325 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-21 11:59:35,325 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-21 11:59:35,325 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-21 11:59:35,326 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 11:59:34" (3/4) ... [2021-12-21 11:59:35,328 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-21 11:59:35,328 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-21 11:59:35,329 INFO L158 Benchmark]: Toolchain (without parser) took 2264.85ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 62.3MB in the beginning and 46.1MB in the end (delta: 16.2MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2021-12-21 11:59:35,330 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 83.9MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 11:59:35,330 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.66ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 62.1MB in the beginning and 84.7MB in the end (delta: -22.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-21 11:59:35,330 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.92ms. Allocated memory is still 109.1MB. Free memory was 84.7MB in the beginning and 77.6MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-21 11:59:35,331 INFO L158 Benchmark]: Boogie Preprocessor took 98.93ms. Allocated memory is still 109.1MB. Free memory was 77.6MB in the beginning and 71.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-21 11:59:35,331 INFO L158 Benchmark]: RCFGBuilder took 1047.18ms. Allocated memory is still 109.1MB. Free memory was 70.7MB in the beginning and 63.3MB in the end (delta: 7.4MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2021-12-21 11:59:35,331 INFO L158 Benchmark]: TraceAbstraction took 666.75ms. Allocated memory is still 109.1MB. Free memory was 62.6MB in the beginning and 46.1MB in the end (delta: 16.5MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2021-12-21 11:59:35,332 INFO L158 Benchmark]: Witness Printer took 3.58ms. Allocated memory is still 109.1MB. Free memory is still 46.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 11:59:35,334 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 83.9MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.66ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 62.1MB in the beginning and 84.7MB in the end (delta: -22.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.92ms. Allocated memory is still 109.1MB. Free memory was 84.7MB in the beginning and 77.6MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.93ms. Allocated memory is still 109.1MB. Free memory was 77.6MB in the beginning and 71.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1047.18ms. Allocated memory is still 109.1MB. Free memory was 70.7MB in the beginning and 63.3MB in the end (delta: 7.4MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. * TraceAbstraction took 666.75ms. Allocated memory is still 109.1MB. Free memory was 62.6MB in the beginning and 46.1MB in the end (delta: 16.5MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Witness Printer took 3.58ms. Allocated memory is still 109.1MB. Free memory is still 46.1MB. 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 someUnaryFLOAToperation at line 608, 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)=1000000000000000000000000000002, 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=1000000000000000000000000000002, 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)=1000000000000000000000000000002, 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=1000000000000000000000000000002, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L580] COND FALSE !(ix <= 0x3f490fd8) VAL [\old(x)=1000000000000000000000000000002, 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=1000000000000000000000000000002, 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)=1000000000000000000000000000002, 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=1000000000000000000000000000002, 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=1000000000000000000000000000002, 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=1000000000000000000000000000002, 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s 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 11:59:35,369 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 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_0320b.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 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 11:59:36,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 11:59:36,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 11:59:36,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 11:59:36,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 11:59:36,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 11:59:36,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 11:59:37,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 11:59:37,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 11:59:37,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 11:59:37,002 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 11:59:37,003 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 11:59:37,004 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 11:59:37,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 11:59:37,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 11:59:37,006 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 11:59:37,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 11:59:37,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 11:59:37,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 11:59:37,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 11:59:37,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 11:59:37,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 11:59:37,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 11:59:37,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 11:59:37,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 11:59:37,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 11:59:37,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 11:59:37,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 11:59:37,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 11:59:37,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 11:59:37,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 11:59:37,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 11:59:37,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 11:59:37,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 11:59:37,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 11:59:37,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 11:59:37,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 11:59:37,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 11:59:37,034 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 11:59:37,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 11:59:37,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 11:59:37,036 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-21 11:59:37,054 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 11:59:37,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 11:59:37,055 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 11:59:37,055 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 11:59:37,056 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 11:59:37,056 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 11:59:37,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 11:59:37,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 11:59:37,057 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 11:59:37,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 11:59:37,057 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-21 11:59:37,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-21 11:59:37,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 11:59:37,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 11:59:37,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 11:59:37,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 11:59:37,058 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-21 11:59:37,058 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-21 11:59:37,058 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-21 11:59:37,058 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-21 11:59:37,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 11:59:37,059 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 11:59:37,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 11:59:37,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 11:59:37,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 11:59:37,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 11:59:37,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 11:59:37,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 11:59:37,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 11:59:37,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 11:59:37,060 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-21 11:59:37,060 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-21 11:59:37,060 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 11:59:37,060 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 11:59:37,061 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 11:59:37,061 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 11:59:37,061 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-21 11:59:37,061 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95eb8e0e40012a8615a9537769628c64af20a86f83775a8e40d95f7e14e978d1 [2021-12-21 11:59:37,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 11:59:37,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 11:59:37,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 11:59:37,342 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 11:59:37,347 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 11:59:37,349 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2021-12-21 11:59:37,405 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc75bc656/66abd2e5646f421faa55c6b43876a60a/FLAG9512c05b7 [2021-12-21 11:59:37,838 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 11:59:37,839 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0320b.c [2021-12-21 11:59:37,850 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc75bc656/66abd2e5646f421faa55c6b43876a60a/FLAG9512c05b7 [2021-12-21 11:59:37,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc75bc656/66abd2e5646f421faa55c6b43876a60a [2021-12-21 11:59:37,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 11:59:37,863 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 11:59:37,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 11:59:37,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 11:59:37,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 11:59:37,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 11:59:37" (1/1) ... [2021-12-21 11:59:37,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2134baa7 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 11:59:37,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 11:59:37" (1/1) ... [2021-12-21 11:59:37,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 11:59:37,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 11:59:38,209 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_0320b.c[15471,15484] [2021-12-21 11:59:38,215 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 11:59:38,256 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 11:59:38,347 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_0320b.c[15471,15484] [2021-12-21 11:59:38,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 11:59:38,401 INFO L208 MainTranslator]: Completed translation [2021-12-21 11:59:38,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:38 WrapperNode [2021-12-21 11:59:38,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 11:59:38,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 11:59:38,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 11:59:38,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 11:59:38,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:38" (1/1) ... [2021-12-21 11:59:38,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:38" (1/1) ... [2021-12-21 11:59:38,494 INFO L137 Inliner]: procedures = 30, calls = 490, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1116 [2021-12-21 11:59:38,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 11:59:38,496 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 11:59:38,496 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 11:59:38,496 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 11:59:38,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:38" (1/1) ... [2021-12-21 11:59:38,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:38" (1/1) ... [2021-12-21 11:59:38,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:38" (1/1) ... [2021-12-21 11:59:38,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:38" (1/1) ... [2021-12-21 11:59:38,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:38" (1/1) ... [2021-12-21 11:59:38,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:38" (1/1) ... [2021-12-21 11:59:38,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:38" (1/1) ... [2021-12-21 11:59:38,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 11:59:38,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 11:59:38,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 11:59:38,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 11:59:38,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 11:59:38" (1/1) ... [2021-12-21 11:59:38,613 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 11:59:38,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 11:59:38,633 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 11:59:38,655 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 11:59:38,666 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2021-12-21 11:59:38,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2021-12-21 11:59:38,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 11:59:38,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-21 11:59:38,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-21 11:59:38,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 11:59:38,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-12-21 11:59:38,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-21 11:59:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2021-12-21 11:59:38,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2021-12-21 11:59:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2021-12-21 11:59:38,681 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2021-12-21 11:59:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-12-21 11:59:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2021-12-21 11:59:38,681 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2021-12-21 11:59:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-12-21 11:59:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 11:59:38,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 11:59:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-21 11:59:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 11:59:38,871 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 11:59:38,872 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 12:00:03,046 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-21 12:00:03,049 INFO L158 Benchmark]: Toolchain (without parser) took 25185.03ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 46.8MB in the beginning and 36.7MB in the end (delta: 10.1MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2021-12-21 12:00:03,049 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory was 48.3MB in the beginning and 48.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 12:00:03,050 INFO L158 Benchmark]: CACSL2BoogieTranslator took 538.54ms. Allocated memory is still 67.1MB. Free memory was 46.6MB in the beginning and 44.8MB in the end (delta: 1.8MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2021-12-21 12:00:03,050 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.02ms. Allocated memory is still 67.1MB. Free memory was 44.8MB in the beginning and 37.6MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-21 12:00:03,050 INFO L158 Benchmark]: Boogie Preprocessor took 99.12ms. Allocated memory is still 67.1MB. Free memory was 37.6MB in the beginning and 30.5MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-21 12:00:03,051 INFO L158 Benchmark]: RCFGBuilder took 24451.61ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 30.1MB in the beginning and 36.7MB in the end (delta: -6.5MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2021-12-21 12:00:03,052 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory was 48.3MB in the beginning and 48.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 538.54ms. Allocated memory is still 67.1MB. Free memory was 46.6MB in the beginning and 44.8MB in the end (delta: 1.8MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.02ms. Allocated memory is still 67.1MB. Free memory was 44.8MB in the beginning and 37.6MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.12ms. Allocated memory is still 67.1MB. Free memory was 37.6MB in the beginning and 30.5MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 24451.61ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 30.1MB in the beginning and 36.7MB in the end (delta: -6.5MB). Peak memory consumption was 18.6MB. 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 12:00:03,144 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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: Not a regular bitvector operator with bitvector result: bvshl