./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0550b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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_0550b.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 --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 6b8c4e82653e996d3b6c79d2db05a0118f18a520369a0f7d2fb090d4048ab9c4 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 11:57:07,575 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 11:57:07,635 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 11:57:07,639 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 11:57:07,639 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 11:57:07,660 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 11:57:07,661 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 11:57:07,662 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 11:57:07,662 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 11:57:07,662 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 11:57:07,662 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 11:57:07,662 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 11:57:07,663 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 11:57:07,663 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 11:57:07,663 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 11:57:07,664 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 11:57:07,664 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 11:57:07,664 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 11:57:07,664 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 11:57:07,665 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 11:57:07,665 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 11:57:07,665 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 11:57:07,665 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 11:57:07,665 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 11:57:07,665 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 11:57:07,665 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 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 -> 6b8c4e82653e996d3b6c79d2db05a0118f18a520369a0f7d2fb090d4048ab9c4 [2025-03-03 11:57:07,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 11:57:07,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 11:57:07,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 11:57:07,929 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 11:57:07,929 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 11:57:07,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0550b.c [2025-03-03 11:57:09,113 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e54b2357a/bcd050d39dc44413a6caf8ca415e829d/FLAG0e2a2ba89 [2025-03-03 11:57:09,378 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 11:57:09,379 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0550b.c [2025-03-03 11:57:09,385 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e54b2357a/bcd050d39dc44413a6caf8ca415e829d/FLAG0e2a2ba89 [2025-03-03 11:57:09,395 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e54b2357a/bcd050d39dc44413a6caf8ca415e829d [2025-03-03 11:57:09,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 11:57:09,398 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 11:57:09,399 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 11:57:09,399 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 11:57:09,402 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 11:57:09,402 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 11:57:09" (1/1) ... [2025-03-03 11:57:09,403 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bbc93ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:09, skipping insertion in model container [2025-03-03 11:57:09,403 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 11:57:09" (1/1) ... [2025-03-03 11:57:09,419 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 11:57:09,588 WARN L250 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_0550b.c[15673,15686] [2025-03-03 11:57:09,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 11:57:09,622 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 11:57:09,716 WARN L250 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_0550b.c[15673,15686] [2025-03-03 11:57:09,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 11:57:09,750 INFO L204 MainTranslator]: Completed translation [2025-03-03 11:57:09,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:09 WrapperNode [2025-03-03 11:57:09,751 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 11:57:09,752 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 11:57:09,752 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 11:57:09,753 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 11:57:09,757 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:09" (1/1) ... [2025-03-03 11:57:09,779 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:09" (1/1) ... [2025-03-03 11:57:09,849 INFO L138 Inliner]: procedures = 27, calls = 519, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1043 [2025-03-03 11:57:09,853 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 11:57:09,853 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 11:57:09,853 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 11:57:09,853 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 11:57:09,864 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:09" (1/1) ... [2025-03-03 11:57:09,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:09" (1/1) ... [2025-03-03 11:57:09,876 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:09" (1/1) ... [2025-03-03 11:57:09,883 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2025-03-03 11:57:09,886 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:09" (1/1) ... [2025-03-03 11:57:09,887 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:09" (1/1) ... [2025-03-03 11:57:09,928 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:09" (1/1) ... [2025-03-03 11:57:09,937 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:09" (1/1) ... [2025-03-03 11:57:09,940 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:09" (1/1) ... [2025-03-03 11:57:09,951 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:09" (1/1) ... [2025-03-03 11:57:09,959 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 11:57:09,961 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 11:57:09,962 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 11:57:09,962 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 11:57:09,963 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:09" (1/1) ... [2025-03-03 11:57:09,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 11:57:09,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 11:57:09,990 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 11:57:09,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 11:57:10,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 11:57:10,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2025-03-03 11:57:10,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2025-03-03 11:57:10,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-03 11:57:10,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2025-03-03 11:57:10,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-03-03 11:57:10,010 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2025-03-03 11:57:10,011 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2025-03-03 11:57:10,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2025-03-03 11:57:10,011 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2025-03-03 11:57:10,011 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2025-03-03 11:57:10,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-03-03 11:57:10,011 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2025-03-03 11:57:10,011 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2025-03-03 11:57:10,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-03 11:57:10,011 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2025-03-03 11:57:10,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2025-03-03 11:57:10,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 11:57:10,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 11:57:10,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-03 11:57:10,159 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 11:57:10,161 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 11:57:10,343 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L564: havoc ~a~0, ~t~1, ~i~3; [2025-03-03 11:57:10,343 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L559: havoc #t~bitwise140; [2025-03-03 11:57:15,438 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L615: havoc tan_float_#t~mem148#1;havoc tan_float_#t~mem149#1;havoc tan_float_#t~ret150#1;call ULTIMATE.dealloc(tan_float_~#y~0#1.base, tan_float_~#y~0#1.offset);havoc tan_float_~#y~0#1.base, tan_float_~#y~0#1.offset; [2025-03-03 11:57:15,438 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L390: call ULTIMATE.dealloc(__ieee754_rem_pio2f_~#tx~0#1.base, __ieee754_rem_pio2f_~#tx~0#1.offset);havoc __ieee754_rem_pio2f_~#tx~0#1.base, __ieee754_rem_pio2f_~#tx~0#1.offset; [2025-03-03 11:57:15,439 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L178: call ULTIMATE.dealloc(__kernel_rem_pio2f_~#iq~0#1.base, __kernel_rem_pio2f_~#iq~0#1.offset);havoc __kernel_rem_pio2f_~#iq~0#1.base, __kernel_rem_pio2f_~#iq~0#1.offset;call ULTIMATE.dealloc(__kernel_rem_pio2f_~#f~0#1.base, __kernel_rem_pio2f_~#f~0#1.offset);havoc __kernel_rem_pio2f_~#f~0#1.base, __kernel_rem_pio2f_~#f~0#1.offset;call ULTIMATE.dealloc(__kernel_rem_pio2f_~#fq~0#1.base, __kernel_rem_pio2f_~#fq~0#1.offset);havoc __kernel_rem_pio2f_~#fq~0#1.base, __kernel_rem_pio2f_~#fq~0#1.offset;call ULTIMATE.dealloc(__kernel_rem_pio2f_~#q~0#1.base, __kernel_rem_pio2f_~#q~0#1.offset);havoc __kernel_rem_pio2f_~#q~0#1.base, __kernel_rem_pio2f_~#q~0#1.offset; [2025-03-03 11:57:15,979 INFO L? ?]: Removed 245 outVars from TransFormulas that were not future-live. [2025-03-03 11:57:15,979 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 11:57:16,013 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 11:57:16,013 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 11:57:16,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 11:57:16 BoogieIcfgContainer [2025-03-03 11:57:16,013 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 11:57:16,015 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 11:57:16,015 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 11:57:16,019 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 11:57:16,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 11:57:09" (1/3) ... [2025-03-03 11:57:16,020 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b7038b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 11:57:16, skipping insertion in model container [2025-03-03 11:57:16,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:09" (2/3) ... [2025-03-03 11:57:16,020 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b7038b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 11:57:16, skipping insertion in model container [2025-03-03 11:57:16,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 11:57:16" (3/3) ... [2025-03-03 11:57:16,021 INFO L128 eAbstractionObserver]: Analyzing ICFG float_req_bl_0550b.c [2025-03-03 11:57:16,032 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 11:57:16,033 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG float_req_bl_0550b.c that has 5 procedures, 281 locations, 1 initial locations, 42 loop locations, and 22 error locations. [2025-03-03 11:57:16,069 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 11:57:16,076 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@679ae3db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 11:57:16,076 INFO L334 AbstractCegarLoop]: Starting to check reachability of 22 error locations. [2025-03-03 11:57:16,079 INFO L276 IsEmpty]: Start isEmpty. Operand has 281 states, 243 states have (on average 1.8148148148148149) internal successors, (441), 265 states have internal predecessors, (441), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2025-03-03 11:57:16,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2025-03-03 11:57:16,081 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 11:57:16,082 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1] [2025-03-03 11:57:16,082 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [copysign_floatErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, copysign_floatErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, copysign_floatErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 19 more)] === [2025-03-03 11:57:16,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 11:57:16,085 INFO L85 PathProgramCache]: Analyzing trace with hash 456747, now seen corresponding path program 1 times [2025-03-03 11:57:16,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 11:57:16,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121766601] [2025-03-03 11:57:16,090 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 11:57:16,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 11:57:30,206 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-03 11:57:30,519 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-03 11:57:30,520 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 11:57:30,520 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 11:57:30,521 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 11:57:30,561 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-03 11:57:30,656 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-03 11:57:30,656 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 11:57:30,656 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 11:57:30,745 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 11:57:30,746 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 11:57:30,748 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONUNSUPPORTED_FEATURE (21 of 22 remaining) [2025-03-03 11:57:30,749 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location copysign_floatErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (20 of 22 remaining) [2025-03-03 11:57:30,749 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location copysign_floatErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (19 of 22 remaining) [2025-03-03 11:57:30,750 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location copysign_floatErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (18 of 22 remaining) [2025-03-03 11:57:30,750 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location __kernel_tanfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (17 of 22 remaining) [2025-03-03 11:57:30,750 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location __kernel_tanfErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (16 of 22 remaining) [2025-03-03 11:57:30,751 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location __kernel_tanfErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (15 of 22 remaining) [2025-03-03 11:57:30,751 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location __kernel_tanfErr3ASSERT_VIOLATIONUNSUPPORTED_FEATURE (14 of 22 remaining) [2025-03-03 11:57:30,751 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location __kernel_tanfErr4ASSERT_VIOLATIONUNSUPPORTED_FEATURE (13 of 22 remaining) [2025-03-03 11:57:30,751 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location fabs_floatErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (12 of 22 remaining) [2025-03-03 11:57:30,751 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location fabs_floatErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (11 of 22 remaining) [2025-03-03 11:57:30,751 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (10 of 22 remaining) [2025-03-03 11:57:30,751 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (9 of 22 remaining) [2025-03-03 11:57:30,752 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (8 of 22 remaining) [2025-03-03 11:57:30,752 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONUNSUPPORTED_FEATURE (7 of 22 remaining) [2025-03-03 11:57:30,752 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONUNSUPPORTED_FEATURE (6 of 22 remaining) [2025-03-03 11:57:30,752 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONUNSUPPORTED_FEATURE (5 of 22 remaining) [2025-03-03 11:57:30,752 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONUNSUPPORTED_FEATURE (4 of 22 remaining) [2025-03-03 11:57:30,753 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location scalbn_floatErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (3 of 22 remaining) [2025-03-03 11:57:30,753 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location scalbn_floatErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (2 of 22 remaining) [2025-03-03 11:57:30,753 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location scalbn_floatErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 22 remaining) [2025-03-03 11:57:30,753 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location scalbn_floatErr3ASSERT_VIOLATIONUNSUPPORTED_FEATURE (0 of 22 remaining) [2025-03-03 11:57:30,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-03 11:57:30,759 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-03-03 11:57:30,779 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 11:57:30,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 11:57:30 BoogieIcfgContainer [2025-03-03 11:57:30,782 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 11:57:30,783 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 11:57:30,783 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 11:57:30,783 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 11:57:30,784 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 11:57:16" (3/4) ... [2025-03-03 11:57:30,785 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 11:57:30,786 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 11:57:30,787 INFO L158 Benchmark]: Toolchain (without parser) took 21388.81ms. Allocated memory was 142.6MB in the beginning and 629.1MB in the end (delta: 486.5MB). Free memory was 104.0MB in the beginning and 275.6MB in the end (delta: -171.6MB). Peak memory consumption was 316.6MB. Max. memory is 16.1GB. [2025-03-03 11:57:30,787 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 201.3MB. Free memory is still 125.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 11:57:30,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 352.87ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 76.4MB in the end (delta: 27.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-03 11:57:30,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.54ms. Allocated memory is still 142.6MB. Free memory was 76.4MB in the beginning and 69.8MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 11:57:30,789 INFO L158 Benchmark]: Boogie Preprocessor took 106.69ms. Allocated memory is still 142.6MB. Free memory was 69.8MB in the beginning and 63.7MB in the end (delta: 6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 11:57:30,789 INFO L158 Benchmark]: IcfgBuilder took 6052.59ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 63.7MB in the beginning and 297.4MB in the end (delta: -233.7MB). Peak memory consumption was 162.0MB. Max. memory is 16.1GB. [2025-03-03 11:57:30,789 INFO L158 Benchmark]: TraceAbstraction took 14767.49ms. Allocated memory was 335.5MB in the beginning and 629.1MB in the end (delta: 293.6MB). Free memory was 297.4MB in the beginning and 275.8MB in the end (delta: 21.6MB). Peak memory consumption was 312.4MB. Max. memory is 16.1GB. [2025-03-03 11:57:30,789 INFO L158 Benchmark]: Witness Printer took 3.21ms. Allocated memory is still 629.1MB. Free memory was 275.8MB in the beginning and 275.6MB in the end (delta: 132.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 11:57:30,792 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 201.3MB. Free memory is still 125.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 352.87ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 76.4MB in the end (delta: 27.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.54ms. Allocated memory is still 142.6MB. Free memory was 76.4MB in the beginning and 69.8MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.69ms. Allocated memory is still 142.6MB. Free memory was 69.8MB in the beginning and 63.7MB in the end (delta: 6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 6052.59ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 63.7MB in the beginning and 297.4MB in the end (delta: -233.7MB). Peak memory consumption was 162.0MB. Max. memory is 16.1GB. * TraceAbstraction took 14767.49ms. Allocated memory was 335.5MB in the beginning and 629.1MB in the end (delta: 293.6MB). Free memory was 297.4MB in the beginning and 275.8MB in the end (delta: 21.6MB). Peak memory consumption was 312.4MB. Max. memory is 16.1GB. * Witness Printer took 3.21ms. Allocated memory is still 629.1MB. Free memory was 275.8MB in the beginning and 275.6MB in the end (delta: 132.0kB). 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: 601]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: overapproximation of union with floats in the HoenickeLindenmann_Original memory model at line 601, overapproximation of someUnaryDOUBLEoperation at line 512, overapproximation of someBinaryArithmeticFLOAToperation at line 626. Possible FailurePath: [L14] static const float huge_floor = 1.0e30; [L94-L96] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L164] static const int init_jk_krempio[] = {4, 7, 9}; [L166-L170] 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, }; [L172-L174] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L349-L367] 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, }; [L369-L375] 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}; [L377-L386] 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; [L506-L514] static const float one_ktan = 1.0000000000e+00, pio4_ktan = 7.8539812565e-01, pio4lo_ktan = 3.7748947079e-08, T_ktan[] = { 3.3333334327e-01, 1.3333334029e-01, 5.3968254477e-02, 2.1869488060e-02, 8.8632395491e-03, 3.5920790397e-03, 1.4562094584e-03, 5.8804126456e-04, 2.4646313977e-04, 7.8179444245e-05, 7.1407252108e-05, -1.8558637748e-05, 2.5907305826e-05, }; VAL [PIo2_krempio={5:0}, T_ktan={8:0}, 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_krempio=1, one_ktan=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, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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] [L626] float x = -1.0f / 0.0f; [L627] CALL tan_float(x) [L597] float y[2], z = 0.0; [L598] __int32_t n, ix; VAL [PIo2_krempio={5:0}, T_ktan={8:0}, 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_krempio=1, one_ktan=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, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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=1000000000000000000000000000039, y={11:0}, z=0, zero_krempio=0, zero_rempio=0] [L601] ieee_float_shape_type gf_u; VAL [PIo2_krempio={5:0}, T_ktan={8:0}, 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_krempio=1, one_ktan=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, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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=1000000000000000000000000000039, y={11:0}, z=0, zero_krempio=0, zero_rempio=0] - UnprovableResult [Line: 87]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 82]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 587]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 582]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 575]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 570]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 520]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 157]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 152]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 631]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 52]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 20]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 485]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 455]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 443]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 395]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 143]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 129]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 116]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 103]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 281 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 14.7s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=281occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-03 11:57:30,872 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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_0550b.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 --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 6b8c4e82653e996d3b6c79d2db05a0118f18a520369a0f7d2fb090d4048ab9c4 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 11:57:32,600 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 11:57:32,682 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 11:57:32,689 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 11:57:32,690 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 11:57:32,709 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 11:57:32,711 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 11:57:32,711 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 11:57:32,711 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 11:57:32,712 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 11:57:32,712 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 11:57:32,712 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 11:57:32,712 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 11:57:32,713 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 11:57:32,713 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 11:57:32,713 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 11:57:32,713 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 11:57:32,713 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 11:57:32,714 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 11:57:32,714 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 11:57:32,714 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 11:57:32,714 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 11:57:32,714 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 11:57:32,714 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 11:57:32,714 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 11:57:32,714 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 11:57:32,714 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 11:57:32,714 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 11:57:32,714 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 11:57:32,714 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 11:57:32,715 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 11:57:32,715 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 11:57:32,715 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 11:57:32,715 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 11:57:32,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 11:57:32,715 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 11:57:32,715 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 11:57:32,715 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 11:57:32,716 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 11:57:32,716 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 11:57:32,716 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 11:57:32,716 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 11:57:32,716 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 11:57:32,716 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 11:57:32,716 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 11:57:32,716 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 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 -> 6b8c4e82653e996d3b6c79d2db05a0118f18a520369a0f7d2fb090d4048ab9c4 [2025-03-03 11:57:32,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 11:57:32,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 11:57:32,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 11:57:32,961 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 11:57:32,961 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 11:57:32,962 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0550b.c [2025-03-03 11:57:34,146 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7e42b036/99fb5f0f3bfb44efa6893b8c4c549b9c/FLAG05fafa5ae [2025-03-03 11:57:34,344 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 11:57:34,345 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0550b.c [2025-03-03 11:57:34,357 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7e42b036/99fb5f0f3bfb44efa6893b8c4c549b9c/FLAG05fafa5ae [2025-03-03 11:57:34,371 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7e42b036/99fb5f0f3bfb44efa6893b8c4c549b9c [2025-03-03 11:57:34,374 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 11:57:34,375 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 11:57:34,376 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 11:57:34,376 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 11:57:34,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 11:57:34,380 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 11:57:34" (1/1) ... [2025-03-03 11:57:34,382 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64c5da8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:34, skipping insertion in model container [2025-03-03 11:57:34,382 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 11:57:34" (1/1) ... [2025-03-03 11:57:34,406 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 11:57:34,611 WARN L250 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_0550b.c[15673,15686] [2025-03-03 11:57:34,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 11:57:34,644 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 11:57:34,719 WARN L250 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_0550b.c[15673,15686] [2025-03-03 11:57:34,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 11:57:34,753 INFO L204 MainTranslator]: Completed translation [2025-03-03 11:57:34,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:34 WrapperNode [2025-03-03 11:57:34,755 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 11:57:34,756 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 11:57:34,756 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 11:57:34,756 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 11:57:34,761 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:34" (1/1) ... [2025-03-03 11:57:34,777 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:34" (1/1) ... [2025-03-03 11:57:34,814 INFO L138 Inliner]: procedures = 31, calls = 519, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 974 [2025-03-03 11:57:34,815 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 11:57:34,815 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 11:57:34,816 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 11:57:34,816 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 11:57:34,825 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:34" (1/1) ... [2025-03-03 11:57:34,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:34" (1/1) ... [2025-03-03 11:57:34,837 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:34" (1/1) ... [2025-03-03 11:57:34,881 INFO L175 MemorySlicer]: Split 424 memory accesses to 33 slices as follows [6, 2, 2, 20, 2, 22, 2, 2, 2, 2, 2, 2, 4, 2, 2, 13, 201, 34, 2, 27, 2, 2, 2, 2, 2, 2, 2, 2, 2, 6, 4, 2, 43]. 47 percent of accesses are in the largest equivalence class. The 5 initializations are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 330 writes are split as follows [3, 1, 1, 9, 1, 5, 1, 1, 1, 0, 1, 1, 0, 1, 1, 12, 199, 33, 1, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 30]. [2025-03-03 11:57:34,881 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:34" (1/1) ... [2025-03-03 11:57:34,881 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:34" (1/1) ... [2025-03-03 11:57:34,947 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:34" (1/1) ... [2025-03-03 11:57:34,950 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:34" (1/1) ... [2025-03-03 11:57:34,959 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:34" (1/1) ... [2025-03-03 11:57:34,963 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:34" (1/1) ... [2025-03-03 11:57:34,975 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 11:57:34,978 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 11:57:34,979 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 11:57:34,979 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 11:57:34,980 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:34" (1/1) ... [2025-03-03 11:57:34,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 11:57:34,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 11:57:35,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 11:57:35,009 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 11:57:35,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 11:57:35,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 11:57:35,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2025-03-03 11:57:35,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#20 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#21 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#22 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#23 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#24 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#25 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#26 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#27 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#28 [2025-03-03 11:57:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#29 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#30 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#31 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#32 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#17 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#18 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#19 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#20 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#21 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#22 [2025-03-03 11:57:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#23 [2025-03-03 11:57:35,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#24 [2025-03-03 11:57:35,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#25 [2025-03-03 11:57:35,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#26 [2025-03-03 11:57:35,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#27 [2025-03-03 11:57:35,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#28 [2025-03-03 11:57:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#29 [2025-03-03 11:57:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#30 [2025-03-03 11:57:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#31 [2025-03-03 11:57:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#32 [2025-03-03 11:57:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-03 11:57:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2025-03-03 11:57:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2025-03-03 11:57:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2025-03-03 11:57:35,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2025-03-03 11:57:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2025-03-03 11:57:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2025-03-03 11:57:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#6 [2025-03-03 11:57:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#7 [2025-03-03 11:57:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#8 [2025-03-03 11:57:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#9 [2025-03-03 11:57:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#10 [2025-03-03 11:57:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#11 [2025-03-03 11:57:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#12 [2025-03-03 11:57:35,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#13 [2025-03-03 11:57:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#14 [2025-03-03 11:57:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#15 [2025-03-03 11:57:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#16 [2025-03-03 11:57:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#17 [2025-03-03 11:57:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#18 [2025-03-03 11:57:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#19 [2025-03-03 11:57:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#20 [2025-03-03 11:57:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#21 [2025-03-03 11:57:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#22 [2025-03-03 11:57:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#23 [2025-03-03 11:57:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#24 [2025-03-03 11:57:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#25 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#26 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#27 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#28 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#29 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#30 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#31 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#32 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2025-03-03 11:57:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#20 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#21 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#22 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#23 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#24 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#25 [2025-03-03 11:57:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#26 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#27 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#28 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#29 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#30 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#31 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#32 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#14 [2025-03-03 11:57:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#15 [2025-03-03 11:57:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#16 [2025-03-03 11:57:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#17 [2025-03-03 11:57:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#18 [2025-03-03 11:57:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#19 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#20 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#21 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#22 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#23 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#24 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#25 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#26 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#27 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#28 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#29 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#30 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#31 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#32 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2025-03-03 11:57:35,037 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#6 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#7 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#8 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#9 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#10 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#11 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#12 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#13 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#14 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#15 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#16 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#17 [2025-03-03 11:57:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#18 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#19 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#20 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#21 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#22 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#23 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#24 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#25 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#26 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#27 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#28 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#29 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#30 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#31 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#32 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2025-03-03 11:57:35,038 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2025-03-03 11:57:35,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#0 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#1 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#2 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#3 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#4 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#5 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#6 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#7 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#8 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#9 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#10 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#11 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#12 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#13 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#14 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#15 [2025-03-03 11:57:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#16 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#17 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#18 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#19 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#20 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#21 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#22 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#23 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#24 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#25 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#26 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#27 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#28 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#29 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#30 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#31 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#32 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 11:57:35,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2025-03-03 11:57:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#20 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#21 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#22 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#23 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#24 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#25 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#26 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#27 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#28 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#29 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#30 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#31 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#32 [2025-03-03 11:57:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-03 11:57:35,280 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 11:57:35,282 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 11:57:51,850 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L564: havoc ~a~0, ~t~1, ~i~3; [2025-03-03 11:58:36,832 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L615: havoc tan_float_#t~mem132#1;havoc tan_float_#t~mem133#1;havoc tan_float_#t~ret134#1;call ULTIMATE.dealloc(tan_float_~#y~0#1.base, tan_float_~#y~0#1.offset);havoc tan_float_~#y~0#1.base, tan_float_~#y~0#1.offset; [2025-03-03 11:58:36,832 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L178: call ULTIMATE.dealloc(__kernel_rem_pio2f_~#iq~0#1.base, __kernel_rem_pio2f_~#iq~0#1.offset);havoc __kernel_rem_pio2f_~#iq~0#1.base, __kernel_rem_pio2f_~#iq~0#1.offset;call ULTIMATE.dealloc(__kernel_rem_pio2f_~#f~0#1.base, __kernel_rem_pio2f_~#f~0#1.offset);havoc __kernel_rem_pio2f_~#f~0#1.base, __kernel_rem_pio2f_~#f~0#1.offset;call ULTIMATE.dealloc(__kernel_rem_pio2f_~#fq~0#1.base, __kernel_rem_pio2f_~#fq~0#1.offset);havoc __kernel_rem_pio2f_~#fq~0#1.base, __kernel_rem_pio2f_~#fq~0#1.offset;call ULTIMATE.dealloc(__kernel_rem_pio2f_~#q~0#1.base, __kernel_rem_pio2f_~#q~0#1.offset);havoc __kernel_rem_pio2f_~#q~0#1.base, __kernel_rem_pio2f_~#q~0#1.offset; [2025-03-03 11:58:36,833 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L390: call ULTIMATE.dealloc(__ieee754_rem_pio2f_~#tx~0#1.base, __ieee754_rem_pio2f_~#tx~0#1.offset);havoc __ieee754_rem_pio2f_~#tx~0#1.base, __ieee754_rem_pio2f_~#tx~0#1.offset; [2025-03-03 11:58:36,878 INFO L? ?]: Removed 233 outVars from TransFormulas that were not future-live. [2025-03-03 11:58:36,879 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 11:58:36,887 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 11:58:36,889 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 11:58:36,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 11:58:36 BoogieIcfgContainer [2025-03-03 11:58:36,889 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 11:58:36,891 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 11:58:36,891 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 11:58:36,894 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 11:58:36,895 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 11:57:34" (1/3) ... [2025-03-03 11:58:36,895 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fe44a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 11:58:36, skipping insertion in model container [2025-03-03 11:58:36,895 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 11:57:34" (2/3) ... [2025-03-03 11:58:36,895 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fe44a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 11:58:36, skipping insertion in model container [2025-03-03 11:58:36,895 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 11:58:36" (3/3) ... [2025-03-03 11:58:36,896 INFO L128 eAbstractionObserver]: Analyzing ICFG float_req_bl_0550b.c [2025-03-03 11:58:36,905 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 11:58:36,906 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG float_req_bl_0550b.c that has 5 procedures, 207 locations, 1 initial locations, 42 loop locations, and 1 error locations. [2025-03-03 11:58:36,944 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 11:58:36,952 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@16695caa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 11:58:36,953 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 11:58:36,955 INFO L276 IsEmpty]: Start isEmpty. Operand has 207 states, 190 states have (on average 1.6789473684210525) internal successors, (319), 191 states have internal predecessors, (319), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2025-03-03 11:58:36,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2025-03-03 11:58:36,959 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 11:58:36,963 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 11:58:36,963 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 11:58:36,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 11:58:36,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1839026131, now seen corresponding path program 1 times [2025-03-03 11:58:36,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 11:58:36,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [326021786] [2025-03-03 11:58:36,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 11:58:36,973 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 11:58:36,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 11:58:36,975 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 11:58:36,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-03 11:58:49,204 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-03-03 11:58:50,324 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-03-03 11:58:50,325 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 11:58:50,325 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 11:58:50,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 11:58:50,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 11:58:50,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 11:58:50,403 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 11:58:50,404 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 11:58:50,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [326021786] [2025-03-03 11:58:50,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [326021786] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 11:58:50,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 11:58:50,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 11:58:50,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573740128] [2025-03-03 11:58:50,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 11:58:50,408 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 11:58:50,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 11:58:50,420 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 11:58:50,421 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 11:58:50,423 INFO L87 Difference]: Start difference. First operand has 207 states, 190 states have (on average 1.6789473684210525) internal successors, (319), 191 states have internal predecessors, (319), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2025-03-03 11:58:50,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 11:58:50,464 INFO L93 Difference]: Finished difference Result 412 states and 691 transitions. [2025-03-03 11:58:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 11:58:50,466 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 10 [2025-03-03 11:58:50,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 11:58:50,472 INFO L225 Difference]: With dead ends: 412 [2025-03-03 11:58:50,473 INFO L226 Difference]: Without dead ends: 204 [2025-03-03 11:58:50,477 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 11:58:50,481 INFO L435 NwaCegarLoop]: 295 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, 295 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 [2025-03-03 11:58:50,482 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 295 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 11:58:50,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2025-03-03 11:58:50,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 204. [2025-03-03 11:58:50,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 188 states have (on average 1.4361702127659575) internal successors, (270), 188 states have internal predecessors, (270), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2025-03-03 11:58:50,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 292 transitions. [2025-03-03 11:58:50,527 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 292 transitions. Word has length 10 [2025-03-03 11:58:50,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 11:58:50,527 INFO L471 AbstractCegarLoop]: Abstraction has 204 states and 292 transitions. [2025-03-03 11:58:50,527 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2025-03-03 11:58:50,527 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 292 transitions. [2025-03-03 11:58:50,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2025-03-03 11:58:50,528 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 11:58:50,528 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 11:58:50,566 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-03 11:58:50,728 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 11:58:50,729 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 11:58:50,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 11:58:50,729 INFO L85 PathProgramCache]: Analyzing trace with hash -229971226, now seen corresponding path program 1 times [2025-03-03 11:58:50,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 11:58:50,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [108758972] [2025-03-03 11:58:50,730 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 11:58:50,730 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 11:58:50,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 11:58:50,732 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 11:58:50,734 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process