./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1131b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1131b.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d3f5e2f61d9aede081f1a1ed7366ef26236506b858e1509a8a1bfedbe9950eac --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 18:42:09,871 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 18:42:09,929 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 18:42:09,934 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 18:42:09,935 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 18:42:09,953 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 18:42:09,954 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 18:42:09,954 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 18:42:09,954 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 18:42:09,954 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 18:42:09,955 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 18:42:09,955 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 18:42:09,955 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 18:42:09,955 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 18:42:09,956 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 18:42:09,956 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 18:42:09,956 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 18:42:09,956 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 18:42:09,956 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 18:42:09,956 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 18:42:09,956 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 18:42:09,957 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 18:42:09,957 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 18:42:09,957 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 18:42:09,957 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 18:42:09,957 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 18:42:09,957 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 18:42:09,957 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 18:42:09,957 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 18:42:09,957 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 18:42:09,957 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 18:42:09,958 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 18:42:09,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:42:09,958 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 18:42:09,958 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 18:42:09,958 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 18:42:09,959 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 18:42:09,959 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 18:42:09,959 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 18:42:09,959 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 18:42:09,959 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 18:42:09,959 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 18:42:09,959 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 18:42:09,959 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3f5e2f61d9aede081f1a1ed7366ef26236506b858e1509a8a1bfedbe9950eac [2025-02-07 18:42:10,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 18:42:10,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 18:42:10,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 18:42:10,185 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 18:42:10,185 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 18:42:10,185 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1131b.c [2025-02-07 18:42:11,346 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/af36ef984/a929e61847eb4cc7af2a1b413d4ca02b/FLAGd6cdad882 [2025-02-07 18:42:11,664 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 18:42:11,665 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1131b.c [2025-02-07 18:42:11,672 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/af36ef984/a929e61847eb4cc7af2a1b413d4ca02b/FLAGd6cdad882 [2025-02-07 18:42:11,686 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/af36ef984/a929e61847eb4cc7af2a1b413d4ca02b [2025-02-07 18:42:11,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 18:42:11,692 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 18:42:11,692 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 18:42:11,692 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 18:42:11,696 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 18:42:11,697 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:42:11" (1/1) ... [2025-02-07 18:42:11,699 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4017ef47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:11, skipping insertion in model container [2025-02-07 18:42:11,699 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:42:11" (1/1) ... [2025-02-07 18:42:11,725 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 18:42:11,886 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1131b.c[4119,4132] [2025-02-07 18:42:11,887 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:42:11,893 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 18:42:11,928 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1131b.c[4119,4132] [2025-02-07 18:42:11,928 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:42:11,937 INFO L204 MainTranslator]: Completed translation [2025-02-07 18:42:11,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:11 WrapperNode [2025-02-07 18:42:11,938 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 18:42:11,938 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 18:42:11,939 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 18:42:11,939 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 18:42:11,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:11" (1/1) ... [2025-02-07 18:42:11,950 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:11" (1/1) ... [2025-02-07 18:42:11,988 INFO L138 Inliner]: procedures = 18, calls = 39, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 446 [2025-02-07 18:42:11,988 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 18:42:11,989 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 18:42:11,989 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 18:42:11,989 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 18:42:11,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:11" (1/1) ... [2025-02-07 18:42:11,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:11" (1/1) ... [2025-02-07 18:42:12,002 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:11" (1/1) ... [2025-02-07 18:42:12,014 INFO L175 MemorySlicer]: Split 21 memory accesses to 7 slices as follows [2, 5, 2, 3, 3, 3, 3]. 24 percent of accesses are in the largest equivalence class. The 4 initializations are split as follows [2, 2, 0, 0, 0, 0, 0]. The 7 writes are split as follows [0, 0, 1, 1, 2, 1, 2]. [2025-02-07 18:42:12,015 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:11" (1/1) ... [2025-02-07 18:42:12,015 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:11" (1/1) ... [2025-02-07 18:42:12,023 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:11" (1/1) ... [2025-02-07 18:42:12,023 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:11" (1/1) ... [2025-02-07 18:42:12,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:11" (1/1) ... [2025-02-07 18:42:12,029 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:11" (1/1) ... [2025-02-07 18:42:12,032 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 18:42:12,037 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 18:42:12,037 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 18:42:12,037 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 18:42:12,038 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:11" (1/1) ... [2025-02-07 18:42:12,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:42:12,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 18:42:12,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-07 18:42:12,066 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-07 18:42:12,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 18:42:12,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 18:42:12,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-07 18:42:12,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-07 18:42:12,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-07 18:42:12,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-07 18:42:12,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-07 18:42:12,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-07 18:42:12,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 18:42:12,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-07 18:42:12,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-07 18:42:12,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-07 18:42:12,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-07 18:42:12,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-07 18:42:12,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-07 18:42:12,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-07 18:42:12,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2025-02-07 18:42:12,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2025-02-07 18:42:12,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2025-02-07 18:42:12,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2025-02-07 18:42:12,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2025-02-07 18:42:12,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2025-02-07 18:42:12,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2025-02-07 18:42:12,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2025-02-07 18:42:12,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2025-02-07 18:42:12,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2025-02-07 18:42:12,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2025-02-07 18:42:12,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2025-02-07 18:42:12,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2025-02-07 18:42:12,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2025-02-07 18:42:12,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 18:42:12,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 18:42:12,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-07 18:42:12,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-07 18:42:12,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-07 18:42:12,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-07 18:42:12,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-07 18:42:12,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-07 18:42:12,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-07 18:42:12,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2025-02-07 18:42:12,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2025-02-07 18:42:12,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2025-02-07 18:42:12,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2025-02-07 18:42:12,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2025-02-07 18:42:12,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2025-02-07 18:42:12,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2025-02-07 18:42:12,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 18:42:12,190 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 18:42:12,191 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 18:42:12,534 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L184: main_#t~ret47#1 := fmod_double_#res#1;havoc fmod_double_#t~mem4#1, fmod_double_#t~mem5#1, fmod_double_~#ew_u~0#1.base, fmod_double_~#ew_u~0#1.offset, fmod_double_#t~mem6#1, fmod_double_#t~mem7#1, fmod_double_~#ew_u~1#1.base, fmod_double_~#ew_u~1#1.offset, fmod_double_#t~bitwise8#1, fmod_double_#t~bitwise9#1, fmod_double_#t~bitwise10#1, fmod_double_#t~bitwise11#1, fmod_double_#t~short12#1, fmod_double_#t~mem13#1, fmod_double_#t~bitwise14#1, fmod_double_#t~bitwise15#1, fmod_double_#t~bitwise16#1, fmod_double_#t~bitwise17#1, fmod_double_#t~bitwise18#1, fmod_double_#t~bitwise19#1, fmod_double_#t~bitwise20#1, fmod_double_#t~bitwise21#1, fmod_double_#t~bitwise22#1, fmod_double_#t~bitwise23#1, fmod_double_#t~bitwise24#1, fmod_double_#t~bitwise25#1, fmod_double_#t~post26#1, fmod_double_#t~bitwise27#1, fmod_double_#t~mem28#1, fmod_double_#t~bitwise29#1, fmod_double_#t~mem30#1, fmod_double_#t~bitwise31#1, fmod_double_#t~bitwise32#1, fmod_double_#t~mem33#1, fmod_double_~#iw_u~0#1.base, fmod_double_~#iw_u~0#1.offset, fmod_double_#t~bitwise34#1, fmod_double_#t~bitwise35#1, fmod_double_#t~bitwise36#1, fmod_double_#t~bitwise37#1, fmod_double_#t~bitwise38#1, fmod_double_#t~bitwise39#1, fmod_double_#t~bitwise40#1, fmod_double_#t~bitwise41#1, fmod_double_#t~bitwise42#1, fmod_double_#t~mem43#1, fmod_double_~#iw_u~1#1.base, fmod_double_~#iw_u~1#1.offset, fmod_double_~x#1, fmod_double_~y#1, fmod_double_~n~0#1, fmod_double_~hx~0#1, fmod_double_~hy~0#1, fmod_double_~hz~0#1, fmod_double_~ix~0#1, fmod_double_~iy~0#1, fmod_double_~sx~0#1, fmod_double_~i~0#1, fmod_double_~lx~0#1, fmod_double_~ly~0#1, fmod_double_~lz~0#1;havoc fmod_double_#in~x#1, fmod_double_#in~y#1;assume { :end_inline_fmod_double } true;main_~res~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1; [2025-02-07 18:42:12,535 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L187: assume ~someBinaryDOUBLEComparisonOperation(main_~res~0#1, main_~x~0#1); [2025-02-07 18:42:12,536 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L187: assume !~someBinaryDOUBLEComparisonOperation(main_~res~0#1, main_~x~0#1);havoc main_~res~0#1; [2025-02-07 18:42:12,536 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188: assume false;main_#res#1 := 1; [2025-02-07 18:42:12,536 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188: assume !false; [2025-02-07 18:42:12,571 INFO L? ?]: Removed 124 outVars from TransFormulas that were not future-live. [2025-02-07 18:42:12,571 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 18:42:12,613 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 18:42:12,615 INFO L337 CfgBuilder]: Removed 9 assume(true) statements. [2025-02-07 18:42:12,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:42:12 BoogieIcfgContainer [2025-02-07 18:42:12,615 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 18:42:12,617 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 18:42:12,617 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 18:42:12,620 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 18:42:12,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 06:42:11" (1/3) ... [2025-02-07 18:42:12,621 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a83d238 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:42:12, skipping insertion in model container [2025-02-07 18:42:12,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:11" (2/3) ... [2025-02-07 18:42:12,622 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a83d238 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:42:12, skipping insertion in model container [2025-02-07 18:42:12,622 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:42:12" (3/3) ... [2025-02-07 18:42:12,623 INFO L128 eAbstractionObserver]: Analyzing ICFG double_req_bl_1131b.c [2025-02-07 18:42:12,632 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 18:42:12,633 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG double_req_bl_1131b.c that has 1 procedures, 158 locations, 1 initial locations, 16 loop locations, and 6 error locations. [2025-02-07 18:42:12,677 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 18:42:12,686 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@59a71a8d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 18:42:12,686 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2025-02-07 18:42:12,689 INFO L276 IsEmpty]: Start isEmpty. Operand has 158 states, 151 states have (on average 1.6291390728476822) internal successors, (246), 157 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 18:42:12,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2025-02-07 18:42:12,691 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 18:42:12,692 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2025-02-07 18:42:12,692 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 3 more)] === [2025-02-07 18:42:12,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 18:42:12,713 INFO L85 PathProgramCache]: Analyzing trace with hash 9879646, now seen corresponding path program 1 times [2025-02-07 18:42:12,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 18:42:12,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460887143] [2025-02-07 18:42:12,722 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 18:42:12,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 18:42:12,772 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-07 18:42:12,782 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-07 18:42:12,782 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 18:42:12,783 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-07 18:42:12,783 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-07 18:42:12,785 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-07 18:42:12,789 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-07 18:42:12,790 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 18:42:12,790 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-07 18:42:12,803 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-07 18:42:12,805 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-07 18:42:12,805 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONUNSUPPORTED_FEATURE (5 of 6 remaining) [2025-02-07 18:42:12,807 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2025-02-07 18:42:12,807 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (3 of 6 remaining) [2025-02-07 18:42:12,807 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (2 of 6 remaining) [2025-02-07 18:42:12,807 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 6 remaining) [2025-02-07 18:42:12,808 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONUNSUPPORTED_FEATURE (0 of 6 remaining) [2025-02-07 18:42:12,808 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-07 18:42:12,812 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-02-07 18:42:12,829 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 18:42:12,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 06:42:12 BoogieIcfgContainer [2025-02-07 18:42:12,831 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 18:42:12,831 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 18:42:12,831 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 18:42:12,831 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 18:42:12,836 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:42:12" (3/4) ... [2025-02-07 18:42:12,837 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-07 18:42:12,838 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 18:42:12,839 INFO L158 Benchmark]: Toolchain (without parser) took 1146.87ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 94.3MB in the end (delta: 12.0MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2025-02-07 18:42:12,839 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 226.5MB. Free memory is still 140.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:12,839 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.65ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 92.1MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:42:12,840 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.79ms. Allocated memory is still 142.6MB. Free memory was 92.1MB in the beginning and 88.4MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:12,840 INFO L158 Benchmark]: Boogie Preprocessor took 43.74ms. Allocated memory is still 142.6MB. Free memory was 88.4MB in the beginning and 85.3MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:12,840 INFO L158 Benchmark]: IcfgBuilder took 577.83ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 41.8MB in the end (delta: 43.5MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2025-02-07 18:42:12,841 INFO L158 Benchmark]: TraceAbstraction took 213.54ms. Allocated memory is still 142.6MB. Free memory was 41.2MB in the beginning and 95.1MB in the end (delta: -53.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:12,841 INFO L158 Benchmark]: Witness Printer took 6.56ms. Allocated memory is still 142.6MB. Free memory was 95.1MB in the beginning and 94.3MB in the end (delta: 764.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 18:42:12,842 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 226.5MB. Free memory is still 140.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.65ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 92.1MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.79ms. Allocated memory is still 142.6MB. Free memory was 92.1MB in the beginning and 88.4MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.74ms. Allocated memory is still 142.6MB. Free memory was 88.4MB in the beginning and 85.3MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 577.83ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 41.8MB in the end (delta: 43.5MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * TraceAbstraction took 213.54ms. Allocated memory is still 142.6MB. Free memory was 41.2MB in the beginning and 95.1MB in the end (delta: -53.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.56ms. Allocated memory is still 142.6MB. Free memory was 95.1MB in the beginning and 94.3MB in the end (delta: 764.5kB). Peak memory consumption was 8.4MB. 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: 165]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 179, overapproximation of union with floats in the HoenickeLindenmann_Original memory model at line 165, overapproximation of someUnaryDOUBLEoperation at line 19. Possible FailurePath: [L17-L20] static const double one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L17-L20] static const double one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L17-L20] static const double one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L179] double y = -1.0 / 0.0; [L180] double x = __VERIFIER_nondet_double(); [L182] CALL isfinite_double(x) [L163] __int32_t hx; VAL [Zero_fmod={4:0}, one_fmod=1] [L168] COND TRUE 0 VAL [Zero_fmod={4:0}, one_fmod=1] [L165] ieee_double_shape_type gh_u; VAL [Zero_fmod={4:0}, one_fmod=1] - UnprovableResult [Line: 188]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 134]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 152]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 33]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 27]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 158 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=158occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-02-07 18:42:12,857 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1131b.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d3f5e2f61d9aede081f1a1ed7366ef26236506b858e1509a8a1bfedbe9950eac --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 18:42:14,860 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 18:42:14,960 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-07 18:42:14,966 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 18:42:14,967 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 18:42:14,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 18:42:14,992 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 18:42:14,992 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 18:42:14,993 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 18:42:14,993 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 18:42:14,993 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 18:42:14,993 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 18:42:14,993 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 18:42:14,994 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 18:42:14,994 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 18:42:14,994 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 18:42:14,995 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 18:42:14,995 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 18:42:14,995 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 18:42:14,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 18:42:14,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 18:42:14,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 18:42:14,995 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 18:42:14,995 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-07 18:42:14,995 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-07 18:42:14,995 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-07 18:42:14,996 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 18:42:14,996 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 18:42:14,996 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 18:42:14,996 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 18:42:14,996 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 18:42:14,996 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 18:42:14,996 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 18:42:14,996 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 18:42:14,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:42:14,997 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 18:42:14,997 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 18:42:14,997 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 18:42:14,997 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 18:42:14,997 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-07 18:42:14,997 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-07 18:42:14,997 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 18:42:14,998 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 18:42:14,998 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 18:42:14,998 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 18:42:14,998 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3f5e2f61d9aede081f1a1ed7366ef26236506b858e1509a8a1bfedbe9950eac [2025-02-07 18:42:15,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 18:42:15,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 18:42:15,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 18:42:15,266 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 18:42:15,266 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 18:42:15,272 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1131b.c [2025-02-07 18:42:16,529 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4db7201b2/73c9238d03414ca185d1162c52884a69/FLAG352361f0c [2025-02-07 18:42:16,713 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 18:42:16,714 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1131b.c [2025-02-07 18:42:16,720 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4db7201b2/73c9238d03414ca185d1162c52884a69/FLAG352361f0c [2025-02-07 18:42:17,089 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4db7201b2/73c9238d03414ca185d1162c52884a69 [2025-02-07 18:42:17,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 18:42:17,093 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 18:42:17,094 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 18:42:17,094 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 18:42:17,097 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 18:42:17,098 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:42:17" (1/1) ... [2025-02-07 18:42:17,099 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f398d8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:17, skipping insertion in model container [2025-02-07 18:42:17,099 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:42:17" (1/1) ... [2025-02-07 18:42:17,116 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 18:42:17,247 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1131b.c[4119,4132] [2025-02-07 18:42:17,251 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:42:17,265 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 18:42:17,320 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1131b.c[4119,4132] [2025-02-07 18:42:17,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:42:17,340 INFO L204 MainTranslator]: Completed translation [2025-02-07 18:42:17,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:17 WrapperNode [2025-02-07 18:42:17,345 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 18:42:17,346 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 18:42:17,346 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 18:42:17,346 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 18:42:17,354 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:17" (1/1) ... [2025-02-07 18:42:17,369 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:17" (1/1) ... [2025-02-07 18:42:17,396 INFO L138 Inliner]: procedures = 21, calls = 39, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 222 [2025-02-07 18:42:17,400 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 18:42:17,401 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 18:42:17,401 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 18:42:17,401 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 18:42:17,410 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:17" (1/1) ... [2025-02-07 18:42:17,410 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:17" (1/1) ... [2025-02-07 18:42:17,417 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:17" (1/1) ... [2025-02-07 18:42:17,433 INFO L175 MemorySlicer]: Split 21 memory accesses to 7 slices as follows [2, 2, 5, 3, 3, 3, 3]. 24 percent of accesses are in the largest equivalence class. The 4 initializations are split as follows [2, 0, 2, 0, 0, 0, 0]. The 7 writes are split as follows [0, 1, 0, 1, 2, 1, 2]. [2025-02-07 18:42:17,435 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:17" (1/1) ... [2025-02-07 18:42:17,435 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:17" (1/1) ... [2025-02-07 18:42:17,455 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:17" (1/1) ... [2025-02-07 18:42:17,456 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:17" (1/1) ... [2025-02-07 18:42:17,461 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:17" (1/1) ... [2025-02-07 18:42:17,462 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:17" (1/1) ... [2025-02-07 18:42:17,469 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 18:42:17,469 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 18:42:17,469 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 18:42:17,469 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 18:42:17,470 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:17" (1/1) ... [2025-02-07 18:42:17,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:42:17,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 18:42:17,504 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-07 18:42:17,509 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-07 18:42:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 18:42:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2025-02-07 18:42:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2025-02-07 18:42:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2025-02-07 18:42:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2025-02-07 18:42:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2025-02-07 18:42:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2025-02-07 18:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2025-02-07 18:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2025-02-07 18:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 18:42:17,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 18:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2025-02-07 18:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2025-02-07 18:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2025-02-07 18:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2025-02-07 18:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2025-02-07 18:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2025-02-07 18:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2025-02-07 18:42:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 18:42:17,606 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 18:42:17,607 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 18:42:23,071 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188: assume false;main_#res#1 := 1bv32; [2025-02-07 18:42:23,071 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188: assume !false; [2025-02-07 18:42:23,071 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L184: main_#t~ret17#1 := fmod_double_#res#1;havoc fmod_double_#t~mem4#1, fmod_double_#t~mem5#1, fmod_double_~#ew_u~0#1.base, fmod_double_~#ew_u~0#1.offset, fmod_double_#t~mem6#1, fmod_double_#t~mem7#1, fmod_double_~#ew_u~1#1.base, fmod_double_~#ew_u~1#1.offset, fmod_double_#t~mem8#1, fmod_double_#t~post9#1, fmod_double_#t~mem10#1, fmod_double_#t~mem11#1, fmod_double_#t~mem12#1, fmod_double_~#iw_u~0#1.base, fmod_double_~#iw_u~0#1.offset, fmod_double_#t~mem13#1, fmod_double_~#iw_u~1#1.base, fmod_double_~#iw_u~1#1.offset, fmod_double_~x#1, fmod_double_~y#1, fmod_double_~n~0#1, fmod_double_~hx~0#1, fmod_double_~hy~0#1, fmod_double_~hz~0#1, fmod_double_~ix~0#1, fmod_double_~iy~0#1, fmod_double_~sx~0#1, fmod_double_~i~0#1, fmod_double_~lx~0#1, fmod_double_~ly~0#1, fmod_double_~lz~0#1;havoc fmod_double_#in~x#1, fmod_double_#in~y#1;assume { :end_inline_fmod_double } true;main_~res~0#1 := main_#t~ret17#1;havoc main_#t~ret17#1; [2025-02-07 18:42:23,071 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L187: assume !~fp.eq~64(main_~res~0#1, main_~x~0#1); [2025-02-07 18:42:23,071 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L187: assume !!~fp.eq~64(main_~res~0#1, main_~x~0#1);havoc main_~res~0#1; [2025-02-07 18:42:23,082 INFO L? ?]: Removed 57 outVars from TransFormulas that were not future-live. [2025-02-07 18:42:23,082 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 18:42:23,089 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 18:42:23,089 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 18:42:23,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:42:23 BoogieIcfgContainer [2025-02-07 18:42:23,089 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 18:42:23,091 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 18:42:23,091 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 18:42:23,094 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 18:42:23,094 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 06:42:17" (1/3) ... [2025-02-07 18:42:23,095 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47d701c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:42:23, skipping insertion in model container [2025-02-07 18:42:23,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:17" (2/3) ... [2025-02-07 18:42:23,095 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47d701c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:42:23, skipping insertion in model container [2025-02-07 18:42:23,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:42:23" (3/3) ... [2025-02-07 18:42:23,096 INFO L128 eAbstractionObserver]: Analyzing ICFG double_req_bl_1131b.c [2025-02-07 18:42:23,105 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 18:42:23,106 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG double_req_bl_1131b.c that has 1 procedures, 50 locations, 1 initial locations, 11 loop locations, and 1 error locations. [2025-02-07 18:42:23,136 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 18:42:23,144 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1578f3c1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 18:42:23,145 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 18:42:23,147 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 48 states have (on average 1.8125) internal successors, (87), 49 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 18:42:23,151 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 18:42:23,152 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-07 18:42:23,155 INFO L422 BasicCegarLoop]: Path program histogram: [] [2025-02-07 18:42:23,157 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 50 states, 48 states have (on average 1.8125) internal successors, (87), 49 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 18:42:23,177 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 18:42:23,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 06:42:23 BoogieIcfgContainer [2025-02-07 18:42:23,183 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 18:42:23,184 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 18:42:23,184 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 18:42:23,184 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 18:42:23,184 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:42:23" (3/4) ... [2025-02-07 18:42:23,186 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 18:42:23,191 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2025-02-07 18:42:23,191 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2025-02-07 18:42:23,192 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-07 18:42:23,192 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 18:42:23,259 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 18:42:23,259 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 18:42:23,259 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 18:42:23,260 INFO L158 Benchmark]: Toolchain (without parser) took 6167.69ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 84.7MB in the end (delta: 7.5MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. [2025-02-07 18:42:23,260 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 83.9MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:23,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.42ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 77.4MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:42:23,261 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.83ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 75.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:23,261 INFO L158 Benchmark]: Boogie Preprocessor took 67.63ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 72.4MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:23,261 INFO L158 Benchmark]: IcfgBuilder took 5619.97ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 47.0MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-07 18:42:23,261 INFO L158 Benchmark]: TraceAbstraction took 92.42ms. Allocated memory is still 117.4MB. Free memory was 46.4MB in the beginning and 38.9MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 18:42:23,262 INFO L158 Benchmark]: Witness Printer took 75.68ms. Allocated memory is still 117.4MB. Free memory was 38.7MB in the beginning and 84.7MB in the end (delta: -46.0MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2025-02-07 18:42:23,262 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 83.9MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.42ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 77.4MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.83ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 75.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 67.63ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 72.4MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 5619.97ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 47.0MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 92.42ms. Allocated memory is still 117.4MB. Free memory was 46.4MB in the beginning and 38.9MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 75.68ms. Allocated memory is still 117.4MB. Free memory was 38.7MB in the beginning and 84.7MB in the end (delta: -46.0MB). Peak memory consumption was 14.1MB. 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 - PositiveResult [Line: 188]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=50occurred 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: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-07 18:42:23,371 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE