./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/float-benchs/cast_union_tight.c --full-output --witness-type violation_witness --validate ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/cast_union_tight.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 0a70ae82 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/float-benchs/cast_union_tight.c ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/cast_union_tight.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-0a70ae8-m [2024-08-07 14:03:56,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-07 14:03:56,343 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-08-07 14:03:56,349 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-07 14:03:56,350 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-07 14:03:56,373 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-07 14:03:56,374 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-07 14:03:56,374 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-07 14:03:56,375 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-08-07 14:03:56,375 INFO L153 SettingsManager]: * Use memory slicer=true [2024-08-07 14:03:56,375 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-07 14:03:56,376 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-07 14:03:56,376 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-07 14:03:56,377 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-07 14:03:56,377 INFO L153 SettingsManager]: * Use SBE=true [2024-08-07 14:03:56,377 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-07 14:03:56,378 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-07 14:03:56,378 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-07 14:03:56,378 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-07 14:03:56,379 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-07 14:03:56,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-07 14:03:56,381 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-07 14:03:56,381 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-07 14:03:56,381 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-07 14:03:56,381 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-07 14:03:56,382 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-07 14:03:56,382 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-07 14:03:56,382 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-07 14:03:56,382 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-07 14:03:56,383 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-07 14:03:56,383 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-07 14:03:56,383 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-07 14:03:56,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-07 14:03:56,384 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-07 14:03:56,384 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-07 14:03:56,385 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-07 14:03:56,386 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-07 14:03:56,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-07 14:03:56,386 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-07 14:03:56,386 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-08-07 14:03:56,387 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-07 14:03:56,387 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-08-07 14:03:56,387 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-07 14:03:56,388 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Replace while statements and if-then-else statements -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder: Size of a code block -> SequenceOfStatements [2024-08-07 14:03:56,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-07 14:03:56,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-07 14:03:56,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-07 14:03:56,748 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-07 14:03:56,748 INFO L274 PluginConnector]: CDTParser initialized [2024-08-07 14:03:56,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/cast_union_tight.c [2024-08-07 14:03:58,262 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-07 14:03:58,465 INFO L384 CDTParser]: Found 1 translation units. [2024-08-07 14:03:58,466 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_union_tight.c [2024-08-07 14:03:58,473 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a6ab377d/22fd8ea531a744ba85841460f390cf96/FLAGd727b0eeb [2024-08-07 14:03:58,493 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a6ab377d/22fd8ea531a744ba85841460f390cf96 [2024-08-07 14:03:58,498 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-07 14:03:58,499 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-07 14:03:58,500 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/cast_union_tight.yml/witness.yml [2024-08-07 14:03:58,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-07 14:03:58,564 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-08-07 14:03:58,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-07 14:03:58,567 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-07 14:03:58,572 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-07 14:03:58,573 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 02:03:58" (1/2) ... [2024-08-07 14:03:58,574 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7176fcc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 02:03:58, skipping insertion in model container [2024-08-07 14:03:58,574 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 02:03:58" (1/2) ... [2024-08-07 14:03:58,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ef74538 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 02:03:58, skipping insertion in model container [2024-08-07 14:03:58,576 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 07.08 02:03:58" (2/2) ... [2024-08-07 14:03:58,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7176fcc3 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:03:58, skipping insertion in model container [2024-08-07 14:03:58,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 07.08 02:03:58" (2/2) ... [2024-08-07 14:03:58,597 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-08-07 14:03:58,759 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_union_tight.c[495,508] [2024-08-07 14:03:58,784 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-07 14:03:58,796 INFO L200 MainTranslator]: Completed pre-run [2024-08-07 14:03:58,829 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_union_tight.c[495,508] [2024-08-07 14:03:58,842 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-07 14:03:58,858 INFO L204 MainTranslator]: Completed translation [2024-08-07 14:03:58,860 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:03:58 WrapperNode [2024-08-07 14:03:58,861 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-07 14:03:58,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-07 14:03:58,862 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-07 14:03:58,862 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-07 14:03:58,874 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:03:58" (1/1) ... [2024-08-07 14:03:58,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:03:58" (1/1) ... [2024-08-07 14:03:58,883 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:03:58" (1/1) ... [2024-08-07 14:03:58,904 INFO L175 MemorySlicer]: Split 10 memory accesses to 3 slices as follows [2, 3, 5]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 4 writes are split as follows [0, 2, 2]. [2024-08-07 14:03:58,905 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:03:58" (1/1) ... [2024-08-07 14:03:58,905 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:03:58" (1/1) ... [2024-08-07 14:03:58,918 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:03:58" (1/1) ... [2024-08-07 14:03:58,921 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:03:58" (1/1) ... [2024-08-07 14:03:58,922 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:03:58" (1/1) ... [2024-08-07 14:03:58,927 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-07 14:03:58,928 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-08-07 14:03:58,932 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-08-07 14:03:58,932 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-08-07 14:03:58,933 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:03:58" (1/1) ... [2024-08-07 14:03:58,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-08-07 14:03:58,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-08-07 14:03:58,967 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) [2024-08-07 14:03:58,970 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 [2024-08-07 14:03:59,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-08-07 14:03:59,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-07 14:03:59,023 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-08-07 14:03:59,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-08-07 14:03:59,023 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2024-08-07 14:03:59,023 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-08-07 14:03:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-08-07 14:03:59,023 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-08-07 14:03:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-08-07 14:03:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-07 14:03:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-08-07 14:03:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-08-07 14:03:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2024-08-07 14:03:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-08-07 14:03:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-08-07 14:03:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-08-07 14:03:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-08-07 14:03:59,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-08-07 14:03:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-08-07 14:03:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-08-07 14:03:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-08-07 14:03:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-08-07 14:03:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-08-07 14:03:59,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-08-07 14:03:59,027 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-08-07 14:03:59,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-08-07 14:03:59,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-08-07 14:03:59,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-08-07 14:03:59,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-08-07 14:03:59,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-07 14:03:59,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-08-07 14:03:59,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-08-07 14:03:59,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-08-07 14:03:59,140 INFO L273 CfgBuilder]: Building ICFG [2024-08-07 14:03:59,143 INFO L304 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-07 14:03:59,292 INFO L1251 $ProcedureCfgBuilder]: dead code at ProgramPoint L23: havoc #t~mem7;havoc #t~mem8;call ULTIMATE.dealloc(~#x~0.base, ~#x~0.offset);havoc ~#x~0.base, ~#x~0.offset;call ULTIMATE.dealloc(~#y~0.base, ~#y~0.offset);havoc ~#y~0.base, ~#y~0.offset; [2024-08-07 14:03:59,351 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-08-07 14:03:59,351 INFO L327 CfgBuilder]: Performing block encoding [2024-08-07 14:03:59,360 INFO L349 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-07 14:03:59,361 INFO L354 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-07 14:03:59,361 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.08 02:03:59 BoogieIcfgContainer [2024-08-07 14:03:59,361 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-08-07 14:03:59,363 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-07 14:03:59,363 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-07 14:03:59,367 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-07 14:03:59,368 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.08 02:03:58" (1/4) ... [2024-08-07 14:03:59,369 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37d125a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 02:03:59, skipping insertion in model container [2024-08-07 14:03:59,369 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 07.08 02:03:58" (2/4) ... [2024-08-07 14:03:59,370 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37d125a0 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 07.08 02:03:59, skipping insertion in model container [2024-08-07 14:03:59,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:03:58" (3/4) ... [2024-08-07 14:03:59,371 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37d125a0 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 07.08 02:03:59, skipping insertion in model container [2024-08-07 14:03:59,371 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.08 02:03:59" (4/4) ... [2024-08-07 14:03:59,372 INFO L119 eAbstractionObserver]: Analyzing ICFG cast_union_tight.c [2024-08-07 14:03:59,372 WARN L130 eAbstractionObserver]: Found a witness in the YAML format. I will only consider traces that are accepted by the witness [2024-08-07 14:03:59,406 INFO L221 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-07 14:03:59,407 INFO L180 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-08-07 14:03:59,470 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,472 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,473 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,473 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,474 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,478 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,479 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,479 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,480 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,480 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,480 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,481 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,481 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,484 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,485 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,485 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,485 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,485 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,494 INFO L90 WitnessUtils]: NestedWordAutomaton nwa = ( callAlphabet = {"call #t~ret10 := cast(~a~0);" "call #t~ret11 := main();" "call ULTIMATE.init();" "call __VERIFIER_assert((if ~someBinaryDOUBLEComparisonOperation(~r~0, ~convertINTToDOUBLE(~a~0)) then 1 else 0));" }, internalAlphabet = {"#res := 0;" "SUMMARY for call __VERIFIER_assert((if ~someBinaryDOUBLEComparisonOperation(~r~0, ~convertINTToDOUBLE(~a~0)) then 1 else 0)); srcloc: L34-1" "~r~0 := #t~ret10;havoc #t~ret10;" "SUMMARY for call #t~ret10 := cast(~a~0); srcloc: L33-1" "havoc ~a~0;havoc ~r~0;havoc #t~nondet9;assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647;~a~0 := #t~nondet9;havoc #t~nondet9;" "assume true;" "call write~int#1(#t~bitwise6, ~#y~0.base, 4 + ~#y~0.offset, 4);havoc #t~mem5;havoc #t~bitwise6;call #t~mem7 := read~real#1(~#y~0.base, ~#y~0.offset, 8);call #t~mem8 := read~real#2(~#x~0.base, ~#x~0.offset, 8);#res := ~someBinaryArithmeticDOUBLEoperation(#t~mem7, #t~mem8);havoc #t~mem7;havoc #t~mem8;call ULTIMATE.dealloc(~#x~0.base, ~#x~0.offset);havoc ~#x~0.base, ~#x~0.offset;call ULTIMATE.dealloc(~#y~0.base, ~#y~0.offset);havoc ~#y~0.base, ~#y~0.offset;" "assume 0 == ~i;#t~bitwise6 := #t~mem5;" "assume 0 == #t~mem5;#t~bitwise6 := ~i;" "assume ~i == #t~mem5;#t~bitwise6 := 0;" "assume !(~i == #t~mem5);assume (((((((~i < 0 || #t~mem5 < 0) || #t~bitwise6 > 0) && ((~i > 0 || #t~mem5 > 0) || #t~bitwise6 > 0)) && ((~i < 0 || #t~mem5 >= 0) || #t~bitwise6 < 0)) && ((~i >= 0 || #t~mem5 < 0) || #t~bitwise6 < 0)) && ((~i < 0 || #t~mem5 < 0) || #t~bitwise6 <= ~i + #t~mem5)) && #t~bitwise6 >= -2147483648) && #t~bitwise6 <= 2147483647;" "assume !(0 == #t~mem5);" "assume !(0 == ~i);" "~i := #in~i;call ~#x~0.base, ~#x~0.offset := #Ultimate.allocOnStack(8);call ~#y~0.base, ~#y~0.offset := #Ultimate.allocOnStack(8);call write~int#2(1127219200, ~#x~0.base, ~#x~0.offset, 4);call #t~mem4 := read~int#2(~#x~0.base, ~#x~0.offset, 4);call write~int#1(#t~mem4, ~#y~0.base, ~#y~0.offset, 4);havoc #t~mem4;call write~int#2(-2147483648, ~#x~0.base, 4 + ~#x~0.offset, 4);call #t~mem5 := read~int#2(~#x~0.base, 4 + ~#x~0.offset, 4);" "assume true;" "assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);" "assume true;" "SUMMARY for call #t~ret11 := main(); srcloc: L-1" "SUMMARY for call ULTIMATE.init(); srcloc: ULTIMATE.startENTRY" "assume true;" "assume false;" "assume false;" "assume !false;" "assume 0 == ~cond;" "assume !(0 == ~cond);" "~cond := #in~cond;" "assume true;" }, returnAlphabet = {"#33#return;" "#35#return;" "#37#return;" "#31#return;" }, states = {"CountingPredicate [underlying: 9#L33-1true, annotation: [0, 0]]" "CountingPredicate [underlying: 29#ERRORtrue, annotation: [4, 0]]" "CountingPredicate [underlying: 8#L22-2true, annotation: [1, 0]]" "CountingPredicate [underlying: 19#L34-1true, annotation: [2, 0]]" "CountingPredicate [underlying: 26#mainEXITtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 14#L22true, annotation: [1, 0]]" "CountingPredicate [underlying: 16#ULTIMATE.startENTRYtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 26#mainEXITtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 6#ULTIMATE.initEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 3#L34true, annotation: [3, 0]]" "CountingPredicate [underlying: 3#L34true, annotation: [5, 0]]" "CountingPredicate [underlying: 10#L22-3true, annotation: [1, 0]]" "CountingPredicate [underlying: 27#mainFINALtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 5#L-1true, annotation: [0, 0]]" "CountingPredicate [underlying: 17#mainENTRYtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 25#__VERIFIER_assertEXITtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 27#mainFINALtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 25#__VERIFIER_assertEXITtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 4#castEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 13#L33true, annotation: [2, 0]]" "CountingPredicate [underlying: 11#L22-1true, annotation: [1, 0]]" "CountingPredicate [underlying: 12#__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 20#__VERIFIER_assertFINALtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 18#castENTRYtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 20#__VERIFIER_assertFINALtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 28#ULTIMATE.startFINALtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 24#castFINALtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 28#ULTIMATE.startFINALtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 23#L9true, annotation: [5, 0]]" "CountingPredicate [underlying: 7#__VERIFIER_assertENTRYtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 15#ULTIMATE.initENTRYtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 22#ULTIMATE.initFINALtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 21#L9-2true, annotation: [3, 0]]" }, initialStates = {"CountingPredicate [underlying: 16#ULTIMATE.startENTRYtrue, annotation: [0, 0]]" }, finalStates = {"CountingPredicate [underlying: 12#__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [5, 0]]" }, callTransitions = { ("CountingPredicate [underlying: 9#L33-1true, annotation: [0, 0]]" "call #t~ret10 := cast(~a~0);" "CountingPredicate [underlying: 18#castENTRYtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 19#L34-1true, annotation: [2, 0]]" "call __VERIFIER_assert((if ~someBinaryDOUBLEComparisonOperation(~r~0, ~convertINTToDOUBLE(~a~0)) then 1 else 0));" "CountingPredicate [underlying: 7#__VERIFIER_assertENTRYtrue, annotation: [3, 0]]") ("CountingPredicate [underlying: 16#ULTIMATE.startENTRYtrue, annotation: [0, 0]]" "call ULTIMATE.init();" "CountingPredicate [underlying: 15#ULTIMATE.initENTRYtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 5#L-1true, annotation: [0, 0]]" "call #t~ret11 := main();" "CountingPredicate [underlying: 17#mainENTRYtrue, annotation: [0, 0]]") }, internalTransitions = { ("CountingPredicate [underlying: 29#ERRORtrue, annotation: [4, 0]]" "assume false;" "CountingPredicate [underlying: 23#L9true, annotation: [5, 0]]") ("CountingPredicate [underlying: 29#ERRORtrue, annotation: [4, 0]]" "assume !false;" "CountingPredicate [underlying: 12#__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [5, 0]]") ("CountingPredicate [underlying: 8#L22-2true, annotation: [1, 0]]" "assume 0 == #t~mem5;#t~bitwise6 := ~i;" "CountingPredicate [underlying: 14#L22true, annotation: [1, 0]]") ("CountingPredicate [underlying: 8#L22-2true, annotation: [1, 0]]" "assume !(0 == #t~mem5);" "CountingPredicate [underlying: 11#L22-1true, annotation: [1, 0]]") ("CountingPredicate [underlying: 14#L22true, annotation: [1, 0]]" "call write~int#1(#t~bitwise6, ~#y~0.base, 4 + ~#y~0.offset, 4);havoc #t~mem5;havoc #t~bitwise6;call #t~mem7 := read~real#1(~#y~0.base, ~#y~0.offset, 8);call #t~mem8 := read~real#2(~#x~0.base, ~#x~0.offset, 8);#res := ~someBinaryArithmeticDOUBLEoperation(#t~mem7, #t~mem8);havoc #t~mem7;havoc #t~mem8;call ULTIMATE.dealloc(~#x~0.base, ~#x~0.offset);havoc ~#x~0.base, ~#x~0.offset;call ULTIMATE.dealloc(~#y~0.base, ~#y~0.offset);havoc ~#y~0.base, ~#y~0.offset;" "CountingPredicate [underlying: 24#castFINALtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 3#L34true, annotation: [3, 0]]" "#res := 0;" "CountingPredicate [underlying: 27#mainFINALtrue, annotation: [3, 0]]") ("CountingPredicate [underlying: 3#L34true, annotation: [5, 0]]" "#res := 0;" "CountingPredicate [underlying: 27#mainFINALtrue, annotation: [5, 0]]") ("CountingPredicate [underlying: 10#L22-3true, annotation: [1, 0]]" "assume 0 == ~i;#t~bitwise6 := #t~mem5;" "CountingPredicate [underlying: 14#L22true, annotation: [1, 0]]") ("CountingPredicate [underlying: 10#L22-3true, annotation: [1, 0]]" "assume !(0 == ~i);" "CountingPredicate [underlying: 8#L22-2true, annotation: [1, 0]]") ("CountingPredicate [underlying: 27#mainFINALtrue, annotation: [5, 0]]" "assume true;" "CountingPredicate [underlying: 26#mainEXITtrue, annotation: [5, 0]]") ("CountingPredicate [underlying: 17#mainENTRYtrue, annotation: [0, 0]]" "havoc ~a~0;havoc ~r~0;havoc #t~nondet9;assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647;~a~0 := #t~nondet9;havoc #t~nondet9;" "CountingPredicate [underlying: 9#L33-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 27#mainFINALtrue, annotation: [3, 0]]" "assume true;" "CountingPredicate [underlying: 26#mainEXITtrue, annotation: [3, 0]]") ("CountingPredicate [underlying: 13#L33true, annotation: [2, 0]]" "~r~0 := #t~ret10;havoc #t~ret10;" "CountingPredicate [underlying: 19#L34-1true, annotation: [2, 0]]") ("CountingPredicate [underlying: 11#L22-1true, annotation: [1, 0]]" "assume ~i == #t~mem5;#t~bitwise6 := 0;" "CountingPredicate [underlying: 14#L22true, annotation: [1, 0]]") ("CountingPredicate [underlying: 11#L22-1true, annotation: [1, 0]]" "assume !(~i == #t~mem5);assume (((((((~i < 0 || #t~mem5 < 0) || #t~bitwise6 > 0) && ((~i > 0 || #t~mem5 > 0) || #t~bitwise6 > 0)) && ((~i < 0 || #t~mem5 >= 0) || #t~bitwise6 < 0)) && ((~i >= 0 || #t~mem5 < 0) || #t~bitwise6 < 0)) && ((~i < 0 || #t~mem5 < 0) || #t~bitwise6 <= ~i + #t~mem5)) && #t~bitwise6 >= -2147483648) && #t~bitwise6 <= 2147483647;" "CountingPredicate [underlying: 14#L22true, annotation: [1, 0]]") ("CountingPredicate [underlying: 20#__VERIFIER_assertFINALtrue, annotation: [5, 0]]" "assume true;" "CountingPredicate [underlying: 25#__VERIFIER_assertEXITtrue, annotation: [5, 0]]") ("CountingPredicate [underlying: 18#castENTRYtrue, annotation: [1, 0]]" "~i := #in~i;call ~#x~0.base, ~#x~0.offset := #Ultimate.allocOnStack(8);call ~#y~0.base, ~#y~0.offset := #Ultimate.allocOnStack(8);call write~int#2(1127219200, ~#x~0.base, ~#x~0.offset, 4);call #t~mem4 := read~int#2(~#x~0.base, ~#x~0.offset, 4);call write~int#1(#t~mem4, ~#y~0.base, ~#y~0.offset, 4);havoc #t~mem4;call write~int#2(-2147483648, ~#x~0.base, 4 + ~#x~0.offset, 4);call #t~mem5 := read~int#2(~#x~0.base, 4 + ~#x~0.offset, 4);" "CountingPredicate [underlying: 10#L22-3true, annotation: [1, 0]]") ("CountingPredicate [underlying: 20#__VERIFIER_assertFINALtrue, annotation: [3, 0]]" "assume true;" "CountingPredicate [underlying: 25#__VERIFIER_assertEXITtrue, annotation: [3, 0]]") ("CountingPredicate [underlying: 28#ULTIMATE.startFINALtrue, annotation: [5, 0]]" "assume true;" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [5, 0]]") ("CountingPredicate [underlying: 24#castFINALtrue, annotation: [1, 0]]" "assume true;" "CountingPredicate [underlying: 4#castEXITtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 28#ULTIMATE.startFINALtrue, annotation: [3, 0]]" "assume true;" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [3, 0]]") ("CountingPredicate [underlying: 23#L9true, annotation: [5, 0]]" "assume false;" "CountingPredicate [underlying: 20#__VERIFIER_assertFINALtrue, annotation: [5, 0]]") ("CountingPredicate [underlying: 7#__VERIFIER_assertENTRYtrue, annotation: [3, 0]]" "~cond := #in~cond;" "CountingPredicate [underlying: 21#L9-2true, annotation: [3, 0]]") ("CountingPredicate [underlying: 15#ULTIMATE.initENTRYtrue, annotation: [0, 0]]" "assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);" "CountingPredicate [underlying: 22#ULTIMATE.initFINALtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 22#ULTIMATE.initFINALtrue, annotation: [0, 0]]" "assume true;" "CountingPredicate [underlying: 6#ULTIMATE.initEXITtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 21#L9-2true, annotation: [3, 0]]" "assume 0 == ~cond;" "CountingPredicate [underlying: 29#ERRORtrue, annotation: [4, 0]]") ("CountingPredicate [underlying: 21#L9-2true, annotation: [3, 0]]" "assume !(0 == ~cond);" "CountingPredicate [underlying: 20#__VERIFIER_assertFINALtrue, annotation: [3, 0]]") }, returnTransitions = { ("CountingPredicate [underlying: 26#mainEXITtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 5#L-1true, annotation: [0, 0]]" "#35#return;" "CountingPredicate [underlying: 28#ULTIMATE.startFINALtrue, annotation: [5, 0]]") ("CountingPredicate [underlying: 26#mainEXITtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 5#L-1true, annotation: [0, 0]]" "#35#return;" "CountingPredicate [underlying: 28#ULTIMATE.startFINALtrue, annotation: [3, 0]]") ("CountingPredicate [underlying: 6#ULTIMATE.initEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 16#ULTIMATE.startENTRYtrue, annotation: [0, 0]]" "#37#return;" "CountingPredicate [underlying: 5#L-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 25#__VERIFIER_assertEXITtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 19#L34-1true, annotation: [2, 0]]" "#31#return;" "CountingPredicate [underlying: 3#L34true, annotation: [3, 0]]") ("CountingPredicate [underlying: 25#__VERIFIER_assertEXITtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 19#L34-1true, annotation: [2, 0]]" "#31#return;" "CountingPredicate [underlying: 3#L34true, annotation: [5, 0]]") ("CountingPredicate [underlying: 4#castEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 9#L33-1true, annotation: [0, 0]]" "#33#return;" "CountingPredicate [underlying: 13#L33true, annotation: [2, 0]]") } ); [2024-08-07 14:03:59,500 INFO L82 GeneralOperation]: Start removeDeadEnds. Operand has 28 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 19 states have internal predecessors, (23), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-08-07 14:03:59,503 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,504 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,504 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,505 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,505 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,505 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,506 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,506 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,507 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,507 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,507 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,508 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,508 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,508 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,509 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,509 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,510 WARN L283 nessProductAutomaton]: assume 0 == ~cond;, isNegated false [2024-08-07 14:03:59,510 WARN L283 nessProductAutomaton]: assume !(0 == ~cond);, isNegated true [2024-08-07 14:03:59,519 INFO L88 GeneralOperation]: Finished removeDeadEnds. Reduced from 35 states to 20 states. [2024-08-07 14:03:59,537 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-08-07 14:03:59,547 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;@2762e3f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-07 14:03:59,548 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-07 14:03:59,549 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states. [2024-08-07 14:03:59,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-08-07 14:03:59,554 INFO L187 NwaCegarLoop]: Found error trace [2024-08-07 14:03:59,554 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-07 14:03:59,555 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-08-07 14:03:59,560 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-07 14:03:59,560 INFO L85 PathProgramCache]: Analyzing trace with hash 860034397, now seen corresponding path program 1 times [2024-08-07 14:03:59,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-07 14:03:59,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584760342] [2024-08-07 14:03:59,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-07 14:03:59,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-07 14:03:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-08-07 14:03:59,741 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-08-07 14:03:59,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-08-07 14:03:59,818 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-08-07 14:03:59,820 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-08-07 14:03:59,822 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-08-07 14:03:59,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-07 14:03:59,828 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-08-07 14:03:59,831 INFO L196 ceAbstractionStarter]: Computing trace abstraction results [2024-08-07 14:03:59,851 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.08 02:03:59 BoogieIcfgContainer [2024-08-07 14:03:59,851 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-07 14:03:59,854 INFO L158 Benchmark]: Toolchain (without parser) took 1288.07ms. Allocated memory is still 69.2MB. Free memory was 39.0MB in the beginning and 27.4MB in the end (delta: 11.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2024-08-07 14:03:59,854 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 48.2MB. Free memory was 28.4MB in the beginning and 28.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-07 14:03:59,855 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 69.2MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-07 14:03:59,856 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.25ms. Allocated memory is still 69.2MB. Free memory was 38.8MB in the beginning and 47.4MB in the end (delta: -8.6MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2024-08-07 14:03:59,857 INFO L158 Benchmark]: Boogie Preprocessor took 65.44ms. Allocated memory is still 69.2MB. Free memory was 47.4MB in the beginning and 45.1MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-08-07 14:03:59,858 INFO L158 Benchmark]: IcfgBuilder took 433.18ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 31.3MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-08-07 14:03:59,858 INFO L158 Benchmark]: TraceAbstraction took 488.48ms. Allocated memory is still 69.2MB. Free memory was 30.4MB in the beginning and 27.4MB in the end (delta: 3.0MB). Peak memory consumption was 1.4MB. Max. memory is 16.1GB. [2024-08-07 14:03:59,861 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 48.2MB. Free memory was 28.4MB in the beginning and 28.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.17ms. Allocated memory is still 69.2MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.25ms. Allocated memory is still 69.2MB. Free memory was 38.8MB in the beginning and 47.4MB in the end (delta: -8.6MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.44ms. Allocated memory is still 69.2MB. Free memory was 47.4MB in the beginning and 45.1MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 433.18ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 31.3MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 488.48ms. Allocated memory is still 69.2MB. Free memory was 30.4MB in the beginning and 27.4MB in the end (delta: 3.0MB). Peak memory consumption was 1.4MB. 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: 9]: 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 someBinaryDOUBLEComparisonOperation at line 34, overapproximation of someBinaryArithmeticDOUBLEoperation at line 23. Possible FailurePath: [L28] int a; [L29] double r; [L31] a = __VERIFIER_nondet_int() [L33] CALL, EXPR cast(a) VAL [\old(i)=0] [L18] union u x, y; [L19] x.i[0] = 0x43300000 [L20] EXPR x.i[0] [L20] y.i[0] = x.i[0] [L21] x.i[1] = 0x80000000 [L22] EXPR x.i[1] VAL [\old(i)=0, i=0, y={6:0}] [L22] EXPR i ^ x.i[1] [L22] EXPR i ^ x.i[1] VAL [\old(i)=0, y={6:0}] [L22] y.i[1] = i ^ x.i[1] [L23] EXPR y.d [L23] EXPR x.d [L23] return y.d - x.d; [L23] return y.d - x.d; [L23] return y.d - x.d; VAL [\old(i)=0] [L33] RET, EXPR cast(a) VAL [a=0] [L33] r = cast(a) [L34] CALL __VERIFIER_assert(r == a) VAL [\old(cond)=0] [L9] !(cond) VAL [\old(cond)=0] [L9] reach_error() VAL [\old(cond)=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 31 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 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 [2024-08-07 14:03:59,898 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 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/float-benchs/cast_union_tight.c ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/cast_union_tight.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-0a70ae8-m [2024-08-07 14:04:02,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-07 14:04:02,164 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-08-07 14:04:02,171 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-07 14:04:02,172 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-07 14:04:02,210 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-07 14:04:02,211 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-07 14:04:02,211 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-07 14:04:02,212 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-08-07 14:04:02,212 INFO L153 SettingsManager]: * Use memory slicer=true [2024-08-07 14:04:02,213 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-07 14:04:02,213 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-07 14:04:02,214 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-07 14:04:02,216 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-07 14:04:02,217 INFO L153 SettingsManager]: * Use SBE=true [2024-08-07 14:04:02,217 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-07 14:04:02,217 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-07 14:04:02,218 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-07 14:04:02,221 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-07 14:04:02,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-07 14:04:02,222 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-07 14:04:02,222 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-07 14:04:02,223 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-07 14:04:02,223 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-08-07 14:04:02,223 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-07 14:04:02,223 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-07 14:04:02,223 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-07 14:04:02,224 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-07 14:04:02,224 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-07 14:04:02,224 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-07 14:04:02,224 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-07 14:04:02,225 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-07 14:04:02,225 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-07 14:04:02,225 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-07 14:04:02,225 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-07 14:04:02,225 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-07 14:04:02,226 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-07 14:04:02,226 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-07 14:04:02,229 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-07 14:04:02,229 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-07 14:04:02,229 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-07 14:04:02,230 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-08-07 14:04:02,230 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-07 14:04:02,230 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-08-07 14:04:02,230 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-07 14:04:02,231 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-08-07 14:04:02,231 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Replace while statements and if-then-else statements -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder: Size of a code block -> SequenceOfStatements [2024-08-07 14:04:02,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-07 14:04:02,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-07 14:04:02,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-07 14:04:02,575 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-07 14:04:02,576 INFO L274 PluginConnector]: CDTParser initialized [2024-08-07 14:04:02,578 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/cast_union_tight.c [2024-08-07 14:04:04,148 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-07 14:04:04,343 INFO L384 CDTParser]: Found 1 translation units. [2024-08-07 14:04:04,344 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_union_tight.c [2024-08-07 14:04:04,356 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d05aae134/2251f0cdddb54e6f9b43aea5e01c546a/FLAGbcf85bb84 [2024-08-07 14:04:04,377 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d05aae134/2251f0cdddb54e6f9b43aea5e01c546a [2024-08-07 14:04:04,379 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-07 14:04:04,380 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-07 14:04:04,382 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/cast_union_tight.yml/witness.yml [2024-08-07 14:04:04,444 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-07 14:04:04,445 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-08-07 14:04:04,447 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-07 14:04:04,447 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-07 14:04:04,451 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-07 14:04:04,452 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 02:04:04" (1/2) ... [2024-08-07 14:04:04,453 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@525c2e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 02:04:04, skipping insertion in model container [2024-08-07 14:04:04,453 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 02:04:04" (1/2) ... [2024-08-07 14:04:04,455 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f81c6e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 02:04:04, skipping insertion in model container [2024-08-07 14:04:04,456 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 07.08 02:04:04" (2/2) ... [2024-08-07 14:04:04,456 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@525c2e52 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:04:04, skipping insertion in model container [2024-08-07 14:04:04,456 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 07.08 02:04:04" (2/2) ... [2024-08-07 14:04:04,484 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-08-07 14:04:04,645 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_union_tight.c[495,508] [2024-08-07 14:04:04,668 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-07 14:04:04,684 INFO L200 MainTranslator]: Completed pre-run [2024-08-07 14:04:04,697 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_union_tight.c[495,508] [2024-08-07 14:04:04,704 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-07 14:04:04,729 INFO L204 MainTranslator]: Completed translation [2024-08-07 14:04:04,730 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:04:04 WrapperNode [2024-08-07 14:04:04,730 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-07 14:04:04,731 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-07 14:04:04,731 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-07 14:04:04,731 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-07 14:04:04,743 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:04:04" (1/1) ... [2024-08-07 14:04:04,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:04:04" (1/1) ... [2024-08-07 14:04:04,758 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:04:04" (1/1) ... [2024-08-07 14:04:04,785 INFO L175 MemorySlicer]: Split 10 memory accesses to 3 slices as follows [2, 5, 3]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 4 writes are split as follows [0, 2, 2]. [2024-08-07 14:04:04,786 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:04:04" (1/1) ... [2024-08-07 14:04:04,786 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:04:04" (1/1) ... [2024-08-07 14:04:04,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:04:04" (1/1) ... [2024-08-07 14:04:04,805 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:04:04" (1/1) ... [2024-08-07 14:04:04,806 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:04:04" (1/1) ... [2024-08-07 14:04:04,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-07 14:04:04,811 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-08-07 14:04:04,811 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-08-07 14:04:04,811 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-08-07 14:04:04,812 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:04:04" (1/1) ... [2024-08-07 14:04:04,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-08-07 14:04:04,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-08-07 14:04:04,849 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) [2024-08-07 14:04:04,853 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 [2024-08-07 14:04:04,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-08-07 14:04:04,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-07 14:04:04,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2024-08-07 14:04:04,906 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-08-07 14:04:04,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-08-07 14:04:04,907 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2024-08-07 14:04:04,908 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-08-07 14:04:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-08-07 14:04:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-08-07 14:04:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-08-07 14:04:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-07 14:04:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-08-07 14:04:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-08-07 14:04:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2024-08-07 14:04:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-08-07 14:04:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-08-07 14:04:04,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-08-07 14:04:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-08-07 14:04:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-08-07 14:04:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-08-07 14:04:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-08-07 14:04:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-08-07 14:04:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-08-07 14:04:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-08-07 14:04:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-08-07 14:04:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-08-07 14:04:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-08-07 14:04:04,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-08-07 14:04:04,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-08-07 14:04:04,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-08-07 14:04:04,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-07 14:04:04,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2024-08-07 14:04:04,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-08-07 14:04:04,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-08-07 14:04:04,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-08-07 14:04:04,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-08-07 14:04:04,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-08-07 14:04:04,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-08-07 14:04:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-08-07 14:04:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-08-07 14:04:04,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-08-07 14:04:05,010 INFO L273 CfgBuilder]: Building ICFG [2024-08-07 14:04:05,013 INFO L304 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-07 14:04:05,232 INFO L1251 $ProcedureCfgBuilder]: dead code at ProgramPoint L23: havoc #t~mem6;havoc #t~mem7;call ULTIMATE.dealloc(~#x~0.base, ~#x~0.offset);havoc ~#x~0.base, ~#x~0.offset;call ULTIMATE.dealloc(~#y~0.base, ~#y~0.offset);havoc ~#y~0.base, ~#y~0.offset; [2024-08-07 14:04:05,300 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-08-07 14:04:05,300 INFO L327 CfgBuilder]: Performing block encoding [2024-08-07 14:04:05,311 INFO L349 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-07 14:04:05,312 INFO L354 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-07 14:04:05,313 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.08 02:04:05 BoogieIcfgContainer [2024-08-07 14:04:05,313 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-08-07 14:04:05,315 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-07 14:04:05,315 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-07 14:04:05,318 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-07 14:04:05,318 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.08 02:04:04" (1/4) ... [2024-08-07 14:04:05,319 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d37dcdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 02:04:05, skipping insertion in model container [2024-08-07 14:04:05,319 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 07.08 02:04:04" (2/4) ... [2024-08-07 14:04:05,319 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d37dcdd and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 07.08 02:04:05, skipping insertion in model container [2024-08-07 14:04:05,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 07.08 02:04:04" (3/4) ... [2024-08-07 14:04:05,320 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d37dcdd and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 07.08 02:04:05, skipping insertion in model container [2024-08-07 14:04:05,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.08 02:04:05" (4/4) ... [2024-08-07 14:04:05,322 INFO L119 eAbstractionObserver]: Analyzing ICFG cast_union_tight.c [2024-08-07 14:04:05,322 WARN L130 eAbstractionObserver]: Found a witness in the YAML format. I will only consider traces that are accepted by the witness [2024-08-07 14:04:05,343 INFO L221 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-07 14:04:05,343 INFO L180 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-08-07 14:04:05,396 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,396 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,397 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,397 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,400 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,401 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,402 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,402 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,403 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,406 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,407 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,407 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,407 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,407 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,408 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,408 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,408 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,408 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,415 INFO L90 WitnessUtils]: NestedWordAutomaton nwa = ( callAlphabet = {"call __VERIFIER_assert((if ~fp.eq~64(~r~0, ~convertINTToDOUBLE(currentRoundingMode, ~a~0)) then 1bv32 else 0bv32));" "call #t~ret9 := cast(~a~0);" "call #t~ret10 := main();" "call ULTIMATE.init();" }, internalAlphabet = {"#res := 0bv32;" "SUMMARY for call __VERIFIER_assert((if ~fp.eq~64(~r~0, ~convertINTToDOUBLE(currentRoundingMode, ~a~0)) then 1bv32 else 0bv32)); srcloc: L34-1" "~r~0 := #t~ret9;havoc #t~ret9;" "SUMMARY for call #t~ret9 := cast(~a~0); srcloc: L33-1" "havoc ~a~0;havoc ~r~0;havoc #t~nondet8;~a~0 := #t~nondet8;havoc #t~nondet8;" "assume true;" "~i := #in~i;call ~#x~0.base, ~#x~0.offset := #Ultimate.allocOnStack(8bv32);call ~#y~0.base, ~#y~0.offset := #Ultimate.allocOnStack(8bv32);call write~intINTTYPE4#1(1127219200bv32, ~#x~0.base, ~#x~0.offset, 4bv32);call #t~mem4 := read~intINTTYPE4#1(~#x~0.base, ~#x~0.offset, 4bv32);call write~intINTTYPE4#2(#t~mem4, ~#y~0.base, ~#y~0.offset, 4bv32);havoc #t~mem4;call write~intINTTYPE4#1(2147483648bv32, ~#x~0.base, ~bvadd~32(4bv32, ~#x~0.offset), 4bv32);call #t~mem5 := read~intINTTYPE4#1(~#x~0.base, ~bvadd~32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4#2(~bvxor~32(~i, #t~mem5), ~#y~0.base, ~bvadd~32(4bv32, ~#y~0.offset), 4bv32);havoc #t~mem5;call #t~mem6 := read~intFLOATTYPE8#2(~#y~0.base, ~#y~0.offset, 8bv32);call #t~mem7 := read~intFLOATTYPE8#1(~#x~0.base, ~#x~0.offset, 8bv32);#res := ~fp.sub~64(currentRoundingMode, #t~mem6, #t~mem7);havoc #t~mem6;havoc #t~mem7;call ULTIMATE.dealloc(~#x~0.base, ~#x~0.offset);havoc ~#x~0.base, ~#x~0.offset;call ULTIMATE.dealloc(~#y~0.base, ~#y~0.offset);havoc ~#y~0.base, ~#y~0.offset;" "assume true;" "assume 0bv1 == #valid[0bv32];assume ~bvult~32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call #Ultimate.allocInit(2bv32, 1bv32);call write~init~intINTTYPE1#0(48bv8, 1bv32, 0bv32, 1bv32);call write~init~intINTTYPE1#0(0bv8, 1bv32, 1bv32, 1bv32);call #Ultimate.allocInit(19bv32, 2bv32);call #Ultimate.allocInit(12bv32, 3bv32);" "assume true;" "SUMMARY for call #t~ret10 := main(); srcloc: L-1" "SUMMARY for call ULTIMATE.init(); srcloc: ULTIMATE.startENTRY" "assume true;" "assume false;" "assume false;" "assume !false;" "assume 0bv32 == ~cond;" "assume !(0bv32 == ~cond);" "~cond := #in~cond;" "assume true;" }, returnAlphabet = {"#33#return;" "#35#return;" "#37#return;" "#39#return;" }, states = {"CountingPredicate [underlying: 9#L34-1true, annotation: [2, 0]]" "CountingPredicate [underlying: 19#mainEXITtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 22#__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 8#castEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 14#ULTIMATE.initEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 19#mainEXITtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 3#ULTIMATE.initENTRYtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 6#castENTRYtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 10#__VERIFIER_assertFINALtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 10#__VERIFIER_assertFINALtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 5#mainENTRYtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 4#ULTIMATE.startENTRYtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 25#ERRORtrue, annotation: [4, 0]]" "CountingPredicate [underlying: 13#ULTIMATE.initFINALtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 11#L-1true, annotation: [0, 0]]" "CountingPredicate [underlying: 16#L9true, annotation: [5, 0]]" "CountingPredicate [underlying: 18#__VERIFIER_assertEXITtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 17#castFINALtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 12#L9-2true, annotation: [3, 0]]" "CountingPredicate [underlying: 18#__VERIFIER_assertEXITtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 20#mainFINALtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 20#mainFINALtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 24#L33true, annotation: [2, 0]]" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 15#__VERIFIER_assertENTRYtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 23#ULTIMATE.startFINALtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 23#ULTIMATE.startFINALtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 7#L34true, annotation: [5, 0]]" "CountingPredicate [underlying: 7#L34true, annotation: [3, 0]]" "CountingPredicate [underlying: 21#L33-1true, annotation: [0, 0]]" }, initialStates = {"CountingPredicate [underlying: 4#ULTIMATE.startENTRYtrue, annotation: [0, 0]]" }, finalStates = {"CountingPredicate [underlying: 22#__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [5, 0]]" }, callTransitions = { ("CountingPredicate [underlying: 9#L34-1true, annotation: [2, 0]]" "call __VERIFIER_assert((if ~fp.eq~64(~r~0, ~convertINTToDOUBLE(currentRoundingMode, ~a~0)) then 1bv32 else 0bv32));" "CountingPredicate [underlying: 15#__VERIFIER_assertENTRYtrue, annotation: [3, 0]]") ("CountingPredicate [underlying: 4#ULTIMATE.startENTRYtrue, annotation: [0, 0]]" "call ULTIMATE.init();" "CountingPredicate [underlying: 3#ULTIMATE.initENTRYtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 11#L-1true, annotation: [0, 0]]" "call #t~ret10 := main();" "CountingPredicate [underlying: 5#mainENTRYtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 21#L33-1true, annotation: [0, 0]]" "call #t~ret9 := cast(~a~0);" "CountingPredicate [underlying: 6#castENTRYtrue, annotation: [1, 0]]") }, internalTransitions = { ("CountingPredicate [underlying: 3#ULTIMATE.initENTRYtrue, annotation: [0, 0]]" "assume 0bv1 == #valid[0bv32];assume ~bvult~32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call #Ultimate.allocInit(2bv32, 1bv32);call write~init~intINTTYPE1#0(48bv8, 1bv32, 0bv32, 1bv32);call write~init~intINTTYPE1#0(0bv8, 1bv32, 1bv32, 1bv32);call #Ultimate.allocInit(19bv32, 2bv32);call #Ultimate.allocInit(12bv32, 3bv32);" "CountingPredicate [underlying: 13#ULTIMATE.initFINALtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 6#castENTRYtrue, annotation: [1, 0]]" "~i := #in~i;call ~#x~0.base, ~#x~0.offset := #Ultimate.allocOnStack(8bv32);call ~#y~0.base, ~#y~0.offset := #Ultimate.allocOnStack(8bv32);call write~intINTTYPE4#1(1127219200bv32, ~#x~0.base, ~#x~0.offset, 4bv32);call #t~mem4 := read~intINTTYPE4#1(~#x~0.base, ~#x~0.offset, 4bv32);call write~intINTTYPE4#2(#t~mem4, ~#y~0.base, ~#y~0.offset, 4bv32);havoc #t~mem4;call write~intINTTYPE4#1(2147483648bv32, ~#x~0.base, ~bvadd~32(4bv32, ~#x~0.offset), 4bv32);call #t~mem5 := read~intINTTYPE4#1(~#x~0.base, ~bvadd~32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4#2(~bvxor~32(~i, #t~mem5), ~#y~0.base, ~bvadd~32(4bv32, ~#y~0.offset), 4bv32);havoc #t~mem5;call #t~mem6 := read~intFLOATTYPE8#2(~#y~0.base, ~#y~0.offset, 8bv32);call #t~mem7 := read~intFLOATTYPE8#1(~#x~0.base, ~#x~0.offset, 8bv32);#res := ~fp.sub~64(currentRoundingMode, #t~mem6, #t~mem7);havoc #t~mem6;havoc #t~mem7;call ULTIMATE.dealloc(~#x~0.base, ~#x~0.offset);havoc ~#x~0.base, ~#x~0.offset;call ULTIMATE.dealloc(~#y~0.base, ~#y~0.offset);havoc ~#y~0.base, ~#y~0.offset;" "CountingPredicate [underlying: 17#castFINALtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 10#__VERIFIER_assertFINALtrue, annotation: [5, 0]]" "assume true;" "CountingPredicate [underlying: 18#__VERIFIER_assertEXITtrue, annotation: [5, 0]]") ("CountingPredicate [underlying: 10#__VERIFIER_assertFINALtrue, annotation: [3, 0]]" "assume true;" "CountingPredicate [underlying: 18#__VERIFIER_assertEXITtrue, annotation: [3, 0]]") ("CountingPredicate [underlying: 5#mainENTRYtrue, annotation: [0, 0]]" "havoc ~a~0;havoc ~r~0;havoc #t~nondet8;~a~0 := #t~nondet8;havoc #t~nondet8;" "CountingPredicate [underlying: 21#L33-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 25#ERRORtrue, annotation: [4, 0]]" "assume false;" "CountingPredicate [underlying: 16#L9true, annotation: [5, 0]]") ("CountingPredicate [underlying: 25#ERRORtrue, annotation: [4, 0]]" "assume !false;" "CountingPredicate [underlying: 22#__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTIONtrue, annotation: [5, 0]]") ("CountingPredicate [underlying: 13#ULTIMATE.initFINALtrue, annotation: [0, 0]]" "assume true;" "CountingPredicate [underlying: 14#ULTIMATE.initEXITtrue, annotation: [0, 0]]") ("CountingPredicate [underlying: 16#L9true, annotation: [5, 0]]" "assume false;" "CountingPredicate [underlying: 10#__VERIFIER_assertFINALtrue, annotation: [5, 0]]") ("CountingPredicate [underlying: 17#castFINALtrue, annotation: [1, 0]]" "assume true;" "CountingPredicate [underlying: 8#castEXITtrue, annotation: [1, 0]]") ("CountingPredicate [underlying: 12#L9-2true, annotation: [3, 0]]" "assume 0bv32 == ~cond;" "CountingPredicate [underlying: 25#ERRORtrue, annotation: [4, 0]]") ("CountingPredicate [underlying: 12#L9-2true, annotation: [3, 0]]" "assume !(0bv32 == ~cond);" "CountingPredicate [underlying: 10#__VERIFIER_assertFINALtrue, annotation: [3, 0]]") ("CountingPredicate [underlying: 20#mainFINALtrue, annotation: [5, 0]]" "assume true;" "CountingPredicate [underlying: 19#mainEXITtrue, annotation: [5, 0]]") ("CountingPredicate [underlying: 20#mainFINALtrue, annotation: [3, 0]]" "assume true;" "CountingPredicate [underlying: 19#mainEXITtrue, annotation: [3, 0]]") ("CountingPredicate [underlying: 24#L33true, annotation: [2, 0]]" "~r~0 := #t~ret9;havoc #t~ret9;" "CountingPredicate [underlying: 9#L34-1true, annotation: [2, 0]]") ("CountingPredicate [underlying: 15#__VERIFIER_assertENTRYtrue, annotation: [3, 0]]" "~cond := #in~cond;" "CountingPredicate [underlying: 12#L9-2true, annotation: [3, 0]]") ("CountingPredicate [underlying: 23#ULTIMATE.startFINALtrue, annotation: [5, 0]]" "assume true;" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [5, 0]]") ("CountingPredicate [underlying: 23#ULTIMATE.startFINALtrue, annotation: [3, 0]]" "assume true;" "CountingPredicate [underlying: 2#ULTIMATE.startEXITtrue, annotation: [3, 0]]") ("CountingPredicate [underlying: 7#L34true, annotation: [5, 0]]" "#res := 0bv32;" "CountingPredicate [underlying: 20#mainFINALtrue, annotation: [5, 0]]") ("CountingPredicate [underlying: 7#L34true, annotation: [3, 0]]" "#res := 0bv32;" "CountingPredicate [underlying: 20#mainFINALtrue, annotation: [3, 0]]") }, returnTransitions = { ("CountingPredicate [underlying: 19#mainEXITtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 11#L-1true, annotation: [0, 0]]" "#37#return;" "CountingPredicate [underlying: 23#ULTIMATE.startFINALtrue, annotation: [5, 0]]") ("CountingPredicate [underlying: 8#castEXITtrue, annotation: [1, 0]]" "CountingPredicate [underlying: 21#L33-1true, annotation: [0, 0]]" "#35#return;" "CountingPredicate [underlying: 24#L33true, annotation: [2, 0]]") ("CountingPredicate [underlying: 14#ULTIMATE.initEXITtrue, annotation: [0, 0]]" "CountingPredicate [underlying: 4#ULTIMATE.startENTRYtrue, annotation: [0, 0]]" "#39#return;" "CountingPredicate [underlying: 11#L-1true, annotation: [0, 0]]") ("CountingPredicate [underlying: 19#mainEXITtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 11#L-1true, annotation: [0, 0]]" "#37#return;" "CountingPredicate [underlying: 23#ULTIMATE.startFINALtrue, annotation: [3, 0]]") ("CountingPredicate [underlying: 18#__VERIFIER_assertEXITtrue, annotation: [5, 0]]" "CountingPredicate [underlying: 9#L34-1true, annotation: [2, 0]]" "#33#return;" "CountingPredicate [underlying: 7#L34true, annotation: [5, 0]]") ("CountingPredicate [underlying: 18#__VERIFIER_assertEXITtrue, annotation: [3, 0]]" "CountingPredicate [underlying: 9#L34-1true, annotation: [2, 0]]" "#33#return;" "CountingPredicate [underlying: 7#L34true, annotation: [3, 0]]") } ); [2024-08-07 14:04:05,423 INFO L82 GeneralOperation]: Start removeDeadEnds. Operand has 24 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 15 states have internal predecessors, (16), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-08-07 14:04:05,425 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,425 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,425 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,425 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,426 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,426 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,429 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,429 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,429 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,430 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,430 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,431 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,431 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,431 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,431 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,432 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,432 WARN L283 nessProductAutomaton]: assume 0bv32 == ~cond;, isNegated false [2024-08-07 14:04:05,432 WARN L283 nessProductAutomaton]: assume !(0bv32 == ~cond);, isNegated true [2024-08-07 14:04:05,438 INFO L88 GeneralOperation]: Finished removeDeadEnds. Reduced from 31 states to 16 states. [2024-08-07 14:04:05,460 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-08-07 14:04:05,467 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;@3570c298, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-07 14:04:05,467 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-07 14:04:05,469 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states. [2024-08-07 14:04:05,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-08-07 14:04:05,473 INFO L187 NwaCegarLoop]: Found error trace [2024-08-07 14:04:05,474 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-07 14:04:05,474 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-08-07 14:04:05,480 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-07 14:04:05,481 INFO L85 PathProgramCache]: Analyzing trace with hash 54525150, now seen corresponding path program 1 times [2024-08-07 14:04:05,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-08-07 14:04:05,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1720365696] [2024-08-07 14:04:05,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-07 14:04:05,498 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 [2024-08-07 14:04:05,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-08-07 14:04:05,502 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) [2024-08-07 14:04:05,503 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 [2024-08-07 14:04:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-08-07 14:04:05,708 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-08-07 14:04:05,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-08-07 14:04:05,876 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-08-07 14:04:05,879 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-08-07 14:04:05,881 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-08-07 14:04:05,892 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 [2024-08-07 14:04:06,083 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 [2024-08-07 14:04:06,088 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-08-07 14:04:06,091 INFO L196 ceAbstractionStarter]: Computing trace abstraction results [2024-08-07 14:04:06,117 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.08 02:04:06 BoogieIcfgContainer [2024-08-07 14:04:06,117 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-07 14:04:06,118 INFO L158 Benchmark]: Toolchain (without parser) took 1673.27ms. Allocated memory is still 71.3MB. Free memory was 35.9MB in the beginning and 27.7MB in the end (delta: 8.2MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-08-07 14:04:06,120 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 52.4MB. Free memory was 35.1MB in the beginning and 35.0MB in the end (delta: 62.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-07 14:04:06,120 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 71.3MB. Free memory is still 38.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-07 14:04:06,121 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.51ms. Allocated memory is still 71.3MB. Free memory was 35.7MB in the beginning and 41.5MB in the end (delta: -5.7MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2024-08-07 14:04:06,122 INFO L158 Benchmark]: Boogie Preprocessor took 79.17ms. Allocated memory is still 71.3MB. Free memory was 41.2MB in the beginning and 38.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-07 14:04:06,123 INFO L158 Benchmark]: IcfgBuilder took 502.30ms. Allocated memory is still 71.3MB. Free memory was 38.5MB in the beginning and 48.3MB in the end (delta: -9.8MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2024-08-07 14:04:06,123 INFO L158 Benchmark]: TraceAbstraction took 802.23ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 27.7MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-08-07 14:04:06,127 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 52.4MB. Free memory was 35.1MB in the beginning and 35.0MB in the end (delta: 62.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.19ms. Allocated memory is still 71.3MB. Free memory is still 38.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.51ms. Allocated memory is still 71.3MB. Free memory was 35.7MB in the beginning and 41.5MB in the end (delta: -5.7MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.17ms. Allocated memory is still 71.3MB. Free memory was 41.2MB in the beginning and 38.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 502.30ms. Allocated memory is still 71.3MB. Free memory was 38.5MB in the beginning and 48.3MB in the end (delta: -9.8MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * TraceAbstraction took 802.23ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 27.7MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. 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: 9]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L28] int a; [L29] double r; [L31] a = __VERIFIER_nondet_int() [L33] CALL, EXPR cast(a) VAL [\old(i)=32774] [L18] union u x, y; [L19] x.i[0] = 0x43300000 [L20] EXPR x.i[0] [L20] y.i[0] = x.i[0] [L21] x.i[1] = 0x80000000 [L22] EXPR x.i[1] [L22] y.i[1] = i ^ x.i[1] [L23] EXPR y.d [L23] EXPR x.d [L23] return y.d - x.d; [L23] return y.d - x.d; [L23] return y.d - x.d; VAL [\old(i)=32774, \result=-0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000069546290053096] [L33] RET, EXPR cast(a) VAL [a=32774] [L33] r = cast(a) [L34] CALL __VERIFIER_assert(r == a) VAL [\old(cond)=0] [L9] !(cond) VAL [\old(cond)=0] [L9] reach_error() VAL [\old(cond)=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 33 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 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! [2024-08-07 14:04:06,169 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