./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/floats-cdfpl/sine_2.i --full-output --witness-type violation_witness --validate ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/sine_2.yml/witness.yml --preprocessor.replace.while.statements.and.if-then-else.statements false --icfgbuilder.size.of.a.code.block SequenceOfStatements --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03fe66fa Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/floats-cdfpl/sine_2.i ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/sine_2.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --preprocessor.replace.while.statements.and.if-then-else.statements false --icfgbuilder.size.of.a.code.block SequenceOfStatements --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.yaml-violation-witnesses-03fe66f-m [2024-08-15 18:16:09,577 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-15 18:16:09,620 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-08-15 18:16:09,623 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-15 18:16:09,623 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-15 18:16:09,638 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-15 18:16:09,639 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-15 18:16:09,639 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-15 18:16:09,640 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-08-15 18:16:09,640 INFO L153 SettingsManager]: * Use memory slicer=true [2024-08-15 18:16:09,640 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-15 18:16:09,641 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-15 18:16:09,641 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-15 18:16:09,641 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-15 18:16:09,641 INFO L153 SettingsManager]: * Use SBE=true [2024-08-15 18:16:09,642 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-15 18:16:09,642 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-15 18:16:09,642 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-15 18:16:09,642 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-15 18:16:09,643 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-15 18:16:09,643 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-15 18:16:09,643 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-15 18:16:09,644 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-15 18:16:09,644 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-15 18:16:09,644 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-15 18:16:09,644 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-15 18:16:09,645 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-15 18:16:09,645 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-15 18:16:09,645 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-15 18:16:09,645 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-15 18:16:09,645 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-15 18:16:09,646 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-15 18:16:09,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-15 18:16:09,646 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-15 18:16:09,646 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-15 18:16:09,646 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-15 18:16:09,647 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-15 18:16:09,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-15 18:16:09,647 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-15 18:16:09,647 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-08-15 18:16:09,647 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-15 18:16:09,648 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-08-15 18:16:09,648 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-15 18:16:09,648 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Replace while statements and if-then-else statements -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder: Size of a code block -> SequenceOfStatements [2024-08-15 18:16:09,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-15 18:16:09,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-15 18:16:09,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-15 18:16:09,915 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-15 18:16:09,916 INFO L274 PluginConnector]: CDTParser initialized [2024-08-15 18:16:09,917 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cdfpl/sine_2.i [2024-08-15 18:16:11,256 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-15 18:16:11,420 INFO L384 CDTParser]: Found 1 translation units. [2024-08-15 18:16:11,420 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cdfpl/sine_2.i [2024-08-15 18:16:11,427 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/354945c27/a8a95e6a8ac54673b80f881e2fb4359b/FLAGbfca36ee7 [2024-08-15 18:16:11,445 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/354945c27/a8a95e6a8ac54673b80f881e2fb4359b [2024-08-15 18:16:11,449 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-15 18:16:11,450 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-15 18:16:11,450 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/sine_2.yml/witness.yml [2024-08-15 18:16:11,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-15 18:16:11,501 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-08-15 18:16:11,503 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-15 18:16:11,504 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-15 18:16:11,508 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-15 18:16:11,508 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.08 06:16:11" (1/2) ... [2024-08-15 18:16:11,509 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ca02711 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 06:16:11, skipping insertion in model container [2024-08-15 18:16:11,510 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.08 06:16:11" (1/2) ... [2024-08-15 18:16:11,511 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1f1882a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 06:16:11, skipping insertion in model container [2024-08-15 18:16:11,511 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 15.08 06:16:11" (2/2) ... [2024-08-15 18:16:11,512 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ca02711 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:11, skipping insertion in model container [2024-08-15 18:16:11,512 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 15.08 06:16:11" (2/2) ... [2024-08-15 18:16:11,530 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-08-15 18:16:11,670 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cdfpl/sine_2.i[1641,1654] [2024-08-15 18:16:11,675 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-15 18:16:11,683 INFO L200 MainTranslator]: Completed pre-run [2024-08-15 18:16:11,696 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cdfpl/sine_2.i[1641,1654] [2024-08-15 18:16:11,696 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-15 18:16:11,710 INFO L204 MainTranslator]: Completed translation [2024-08-15 18:16:11,711 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:11 WrapperNode [2024-08-15 18:16:11,711 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-15 18:16:11,712 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-15 18:16:11,712 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-15 18:16:11,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-15 18:16:11,726 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:11" (1/1) ... [2024-08-15 18:16:11,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:11" (1/1) ... [2024-08-15 18:16:11,731 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:11" (1/1) ... [2024-08-15 18:16:11,746 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-08-15 18:16:11,747 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:11" (1/1) ... [2024-08-15 18:16:11,747 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:11" (1/1) ... [2024-08-15 18:16:11,750 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:11" (1/1) ... [2024-08-15 18:16:11,751 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:11" (1/1) ... [2024-08-15 18:16:11,752 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:11" (1/1) ... [2024-08-15 18:16:11,753 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-15 18:16:11,754 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-08-15 18:16:11,755 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-08-15 18:16:11,755 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-08-15 18:16:11,756 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:11" (1/1) ... [2024-08-15 18:16:11,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-08-15 18:16:11,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-08-15 18:16:11,797 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-08-15 18:16:11,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-08-15 18:16:11,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-08-15 18:16:11,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-15 18:16:11,847 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-08-15 18:16:11,847 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-08-15 18:16:11,848 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-08-15 18:16:11,848 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-08-15 18:16:11,848 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-08-15 18:16:11,848 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-08-15 18:16:11,849 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-08-15 18:16:11,849 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-08-15 18:16:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-15 18:16:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-08-15 18:16:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2024-08-15 18:16:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-08-15 18:16:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-08-15 18:16:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-08-15 18:16:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-15 18:16:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-08-15 18:16:11,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-08-15 18:16:11,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-08-15 18:16:11,929 INFO L273 CfgBuilder]: Building ICFG [2024-08-15 18:16:11,931 INFO L304 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-15 18:16:12,054 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-08-15 18:16:12,054 INFO L327 CfgBuilder]: Performing block encoding [2024-08-15 18:16:12,061 INFO L349 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-15 18:16:12,061 INFO L354 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-15 18:16:12,062 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 15.08 06:16:12 BoogieIcfgContainer [2024-08-15 18:16:12,062 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-08-15 18:16:12,064 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-15 18:16:12,064 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-15 18:16:12,069 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-15 18:16:12,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.08 06:16:11" (1/4) ... [2024-08-15 18:16:12,070 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2462875e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.08 06:16:12, skipping insertion in model container [2024-08-15 18:16:12,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 15.08 06:16:11" (2/4) ... [2024-08-15 18:16:12,070 WARN L100 eAbstractionObserver]: Found a witness in the YAML format. I will only consider traces that are accepted by the witness [2024-08-15 18:16:12,072 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2462875e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 15.08 06:16:12, skipping insertion in model container [2024-08-15 18:16:12,072 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:11" (3/4) ... [2024-08-15 18:16:12,072 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2462875e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 15.08 06:16:12, skipping insertion in model container [2024-08-15 18:16:12,072 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 15.08 06:16:12" (4/4) ... [2024-08-15 18:16:12,073 INFO L128 eAbstractionObserver]: Analyzing ICFG sine_2.i [2024-08-15 18:16:12,088 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-15 18:16:12,088 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-08-15 18:16:12,108 INFO L90 WitnessUtils]: Constructing product of automaton with 20 states and violation witness of the following lengths: [5] [2024-08-15 18:16:12,132 INFO L95 WitnessUtils]: Product has 36 reachable states. [2024-08-15 18:16:12,151 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-08-15 18:16:12,158 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, 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;@74bc0d01, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-15 18:16:12,158 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-15 18:16:12,160 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 36 transitions. [2024-08-15 18:16:12,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-08-15 18:16:12,164 INFO L187 NwaCegarLoop]: Found error trace [2024-08-15 18:16:12,164 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-15 18:16:12,165 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-08-15 18:16:12,170 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-15 18:16:12,170 INFO L85 PathProgramCache]: Analyzing trace with hash -1774463457, now seen corresponding path program 1 times [2024-08-15 18:16:12,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-15 18:16:12,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824091469] [2024-08-15 18:16:12,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-15 18:16:12,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-15 18:16:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-08-15 18:16:12,282 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-08-15 18:16:12,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-08-15 18:16:12,318 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-08-15 18:16:12,319 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-08-15 18:16:12,321 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location mainErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-08-15 18:16:12,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-15 18:16:12,326 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-08-15 18:16:12,330 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2024-08-15 18:16:12,343 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.08 06:16:12 BoogieIcfgContainer [2024-08-15 18:16:12,343 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-15 18:16:12,344 INFO L158 Benchmark]: Toolchain (without parser) took 842.69ms. Allocated memory is still 169.9MB. Free memory was 133.5MB in the beginning and 122.2MB in the end (delta: 11.3MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2024-08-15 18:16:12,344 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 111.1MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-15 18:16:12,344 INFO L158 Benchmark]: Witness Parser took 0.11ms. Allocated memory is still 169.9MB. Free memory is still 136.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-15 18:16:12,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.58ms. Allocated memory is still 169.9MB. Free memory was 133.5MB in the beginning and 122.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-08-15 18:16:12,345 INFO L158 Benchmark]: Boogie Preprocessor took 41.34ms. Allocated memory is still 169.9MB. Free memory was 122.0MB in the beginning and 120.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-15 18:16:12,347 INFO L158 Benchmark]: IcfgBuilder took 308.04ms. Allocated memory is still 169.9MB. Free memory was 120.9MB in the beginning and 137.9MB in the end (delta: -17.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-08-15 18:16:12,348 INFO L158 Benchmark]: TraceAbstraction took 279.41ms. Allocated memory is still 169.9MB. Free memory was 137.9MB in the beginning and 122.2MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-08-15 18:16:12,349 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 111.1MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.11ms. Allocated memory is still 169.9MB. Free memory is still 136.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 207.58ms. Allocated memory is still 169.9MB. Free memory was 133.5MB in the beginning and 122.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.34ms. Allocated memory is still 169.9MB. Free memory was 122.0MB in the beginning and 120.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 308.04ms. Allocated memory is still 169.9MB. Free memory was 120.9MB in the beginning and 137.9MB in the end (delta: -17.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 279.41ms. Allocated memory is still 169.9MB. Free memory was 137.9MB in the beginning and 122.2MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. 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: 37]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 36, overapproximation of someBinaryArithmeticFLOAToperation at line 34. Possible FailurePath: [L29] float IN = __VERIFIER_nondet_float(); [L30] CALL assume_abort_if_not(IN > -1.57079632679f && IN < 1.57079632679f) VAL [\old(cond)=1] [L24] COND FALSE !(!cond) VAL [\old(cond)=1] [L30] RET assume_abort_if_not(IN > -1.57079632679f && IN < 1.57079632679f) [L32] float x = IN; [L34] float result = x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L36] COND TRUE !(result <= 1.0f && result >= -1.0f) [L37] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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=36occurred 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-08-15 18:16:12,378 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/floats-cdfpl/sine_2.i ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/sine_2.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --preprocessor.replace.while.statements.and.if-then-else.statements false --icfgbuilder.size.of.a.code.block SequenceOfStatements --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.yaml-violation-witnesses-03fe66f-m [2024-08-15 18:16:14,277 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-15 18:16:14,355 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-08-15 18:16:14,360 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-15 18:16:14,360 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-15 18:16:14,391 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-15 18:16:14,394 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-15 18:16:14,395 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-15 18:16:14,395 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-08-15 18:16:14,396 INFO L153 SettingsManager]: * Use memory slicer=true [2024-08-15 18:16:14,396 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-15 18:16:14,396 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-15 18:16:14,397 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-15 18:16:14,397 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-15 18:16:14,397 INFO L153 SettingsManager]: * Use SBE=true [2024-08-15 18:16:14,398 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-15 18:16:14,398 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-15 18:16:14,400 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-15 18:16:14,400 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-15 18:16:14,401 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-15 18:16:14,401 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-15 18:16:14,401 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-15 18:16:14,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-15 18:16:14,404 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-08-15 18:16:14,405 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-15 18:16:14,405 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-15 18:16:14,405 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-15 18:16:14,405 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-15 18:16:14,405 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-15 18:16:14,406 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-15 18:16:14,406 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-15 18:16:14,406 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-15 18:16:14,406 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-15 18:16:14,406 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-15 18:16:14,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-15 18:16:14,407 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-15 18:16:14,407 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-15 18:16:14,408 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-15 18:16:14,408 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-15 18:16:14,409 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-15 18:16:14,409 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-15 18:16:14,409 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-08-15 18:16:14,410 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-15 18:16:14,410 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-08-15 18:16:14,410 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-15 18:16:14,410 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-08-15 18:16:14,410 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Replace while statements and if-then-else statements -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder: Size of a code block -> SequenceOfStatements [2024-08-15 18:16:14,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-15 18:16:14,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-15 18:16:14,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-15 18:16:14,714 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-15 18:16:14,715 INFO L274 PluginConnector]: CDTParser initialized [2024-08-15 18:16:14,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cdfpl/sine_2.i [2024-08-15 18:16:16,122 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-15 18:16:16,289 INFO L384 CDTParser]: Found 1 translation units. [2024-08-15 18:16:16,290 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cdfpl/sine_2.i [2024-08-15 18:16:16,299 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be7e30227/5cdd54abf71e47858b4ad1fad64bcb5c/FLAG5ab98c2ff [2024-08-15 18:16:16,691 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be7e30227/5cdd54abf71e47858b4ad1fad64bcb5c [2024-08-15 18:16:16,693 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-15 18:16:16,694 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-15 18:16:16,695 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/sine_2.yml/witness.yml [2024-08-15 18:16:16,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-15 18:16:16,738 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-08-15 18:16:16,739 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-15 18:16:16,739 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-15 18:16:16,742 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-15 18:16:16,743 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.08 06:16:16" (1/2) ... [2024-08-15 18:16:16,744 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62e7c3c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 06:16:16, skipping insertion in model container [2024-08-15 18:16:16,744 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.08 06:16:16" (1/2) ... [2024-08-15 18:16:16,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46e865b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 06:16:16, skipping insertion in model container [2024-08-15 18:16:16,745 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 15.08 06:16:16" (2/2) ... [2024-08-15 18:16:16,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62e7c3c7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:16, skipping insertion in model container [2024-08-15 18:16:16,745 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 15.08 06:16:16" (2/2) ... [2024-08-15 18:16:16,761 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-08-15 18:16:16,896 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cdfpl/sine_2.i[1641,1654] [2024-08-15 18:16:16,900 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-15 18:16:16,912 INFO L200 MainTranslator]: Completed pre-run [2024-08-15 18:16:16,924 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cdfpl/sine_2.i[1641,1654] [2024-08-15 18:16:16,928 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-15 18:16:16,946 INFO L204 MainTranslator]: Completed translation [2024-08-15 18:16:16,947 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:16 WrapperNode [2024-08-15 18:16:16,948 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-15 18:16:16,950 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-15 18:16:16,950 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-15 18:16:16,950 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-15 18:16:16,960 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:16" (1/1) ... [2024-08-15 18:16:16,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:16" (1/1) ... [2024-08-15 18:16:16,973 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:16" (1/1) ... [2024-08-15 18:16:16,990 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-08-15 18:16:16,991 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:16" (1/1) ... [2024-08-15 18:16:16,991 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:16" (1/1) ... [2024-08-15 18:16:17,006 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:16" (1/1) ... [2024-08-15 18:16:17,007 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:16" (1/1) ... [2024-08-15 18:16:17,008 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:16" (1/1) ... [2024-08-15 18:16:17,010 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-15 18:16:17,011 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-08-15 18:16:17,011 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-08-15 18:16:17,011 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-08-15 18:16:17,012 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:16" (1/1) ... [2024-08-15 18:16:17,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-08-15 18:16:17,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-08-15 18:16:17,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-08-15 18:16:17,046 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-08-15 18:16:17,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-08-15 18:16:17,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-15 18:16:17,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2024-08-15 18:16:17,089 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-08-15 18:16:17,089 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-08-15 18:16:17,090 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-08-15 18:16:17,090 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-08-15 18:16:17,090 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-08-15 18:16:17,090 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-08-15 18:16:17,091 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-08-15 18:16:17,091 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-08-15 18:16:17,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-15 18:16:17,091 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-08-15 18:16:17,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2024-08-15 18:16:17,091 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-08-15 18:16:17,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-08-15 18:16:17,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-08-15 18:16:17,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-15 18:16:17,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2024-08-15 18:16:17,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-08-15 18:16:17,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-08-15 18:16:17,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-08-15 18:16:17,176 INFO L273 CfgBuilder]: Building ICFG [2024-08-15 18:16:17,178 INFO L304 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-15 18:16:29,512 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-08-15 18:16:29,513 INFO L327 CfgBuilder]: Performing block encoding [2024-08-15 18:16:29,519 INFO L349 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-15 18:16:29,520 INFO L354 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-15 18:16:29,520 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 15.08 06:16:29 BoogieIcfgContainer [2024-08-15 18:16:29,520 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-08-15 18:16:29,522 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-15 18:16:29,522 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-15 18:16:29,525 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-15 18:16:29,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.08 06:16:16" (1/4) ... [2024-08-15 18:16:29,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c872a10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.08 06:16:29, skipping insertion in model container [2024-08-15 18:16:29,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 15.08 06:16:16" (2/4) ... [2024-08-15 18:16:29,526 WARN L100 eAbstractionObserver]: Found a witness in the YAML format. I will only consider traces that are accepted by the witness [2024-08-15 18:16:29,528 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c872a10 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 15.08 06:16:29, skipping insertion in model container [2024-08-15 18:16:29,528 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 15.08 06:16:16" (3/4) ... [2024-08-15 18:16:29,528 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c872a10 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 15.08 06:16:29, skipping insertion in model container [2024-08-15 18:16:29,528 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 15.08 06:16:29" (4/4) ... [2024-08-15 18:16:29,529 INFO L128 eAbstractionObserver]: Analyzing ICFG sine_2.i [2024-08-15 18:16:29,544 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-15 18:16:29,544 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-08-15 18:16:29,563 INFO L90 WitnessUtils]: Constructing product of automaton with 20 states and violation witness of the following lengths: [5] [2024-08-15 18:16:29,597 INFO L95 WitnessUtils]: Product has 36 reachable states. [2024-08-15 18:16:29,619 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-08-15 18:16:29,625 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, 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;@2b39c061, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-15 18:16:29,626 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-15 18:16:29,628 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 36 transitions. [2024-08-15 18:16:29,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-08-15 18:16:29,630 INFO L187 NwaCegarLoop]: Found error trace [2024-08-15 18:16:29,631 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-15 18:16:29,631 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-08-15 18:16:29,635 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-15 18:16:29,635 INFO L85 PathProgramCache]: Analyzing trace with hash -892701185, now seen corresponding path program 1 times [2024-08-15 18:16:29,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-08-15 18:16:29,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1192314979] [2024-08-15 18:16:29,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-15 18:16:29,645 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 [2024-08-15 18:16:29,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-08-15 18:16:29,648 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) [2024-08-15 18:16:29,649 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 [2024-08-15 18:17:14,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-08-15 18:17:14,298 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-08-15 18:17:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-08-15 18:17:40,433 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-08-15 18:17:40,435 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-08-15 18:17:40,436 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location mainErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-08-15 18:17:40,465 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 [2024-08-15 18:17:40,638 WARN L477 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 [2024-08-15 18:17:40,641 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-08-15 18:17:40,644 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2024-08-15 18:17:40,657 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.08 06:17:40 BoogieIcfgContainer [2024-08-15 18:17:40,657 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-15 18:17:40,658 INFO L158 Benchmark]: Toolchain (without parser) took 83920.28ms. Allocated memory is still 109.1MB. Free memory was 78.3MB in the beginning and 65.1MB in the end (delta: 13.3MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-08-15 18:17:40,658 INFO L158 Benchmark]: CDTParser took 1.02ms. Allocated memory is still 65.0MB. Free memory is still 34.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-15 18:17:40,658 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 109.1MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-15 18:17:40,659 INFO L158 Benchmark]: CACSL2BoogieTranslator took 210.40ms. Allocated memory is still 109.1MB. Free memory was 78.1MB in the beginning and 66.0MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-08-15 18:17:40,659 INFO L158 Benchmark]: Boogie Preprocessor took 60.83ms. Allocated memory is still 109.1MB. Free memory was 66.0MB in the beginning and 63.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-15 18:17:40,660 INFO L158 Benchmark]: IcfgBuilder took 12509.42ms. Allocated memory is still 109.1MB. Free memory was 63.7MB in the beginning and 79.8MB in the end (delta: -16.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-08-15 18:17:40,660 INFO L158 Benchmark]: TraceAbstraction took 71135.34ms. Allocated memory is still 109.1MB. Free memory was 79.2MB in the beginning and 65.1MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-08-15 18:17:40,661 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.02ms. Allocated memory is still 65.0MB. Free memory is still 34.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 109.1MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 210.40ms. Allocated memory is still 109.1MB. Free memory was 78.1MB in the beginning and 66.0MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.83ms. Allocated memory is still 109.1MB. Free memory was 66.0MB in the beginning and 63.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 12509.42ms. Allocated memory is still 109.1MB. Free memory was 63.7MB in the beginning and 79.8MB in the end (delta: -16.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 71135.34ms. Allocated memory is still 109.1MB. Free memory was 79.2MB in the beginning and 65.1MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. 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 - CounterExampleResult [Line: 37]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L29] float IN = __VERIFIER_nondet_float(); [L30] CALL assume_abort_if_not(IN > -1.57079632679f && IN < 1.57079632679f) VAL [\old(cond)=1] [L24] COND FALSE !(!cond) VAL [\old(cond)=1] [L30] RET assume_abort_if_not(IN > -1.57079632679f && IN < 1.57079632679f) VAL [IN=-1.53359854221344] [L32] float x = IN; [L34] float result = x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; VAL [result=-1.0070990324020386] [L36] COND TRUE !(result <= 1.0f && result >= -1.0f) [L37] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 29 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 71.1s, 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=36occurred 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, 44.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 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 RESULT: Ultimate proved your program to be incorrect! [2024-08-15 18:17:40,737 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE