./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1211a.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_1211a.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 c138455c2c75a696dc60caebdab82a6c0df133a81cb55608013e037f91912548 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 18:42:13,492 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 18:42:13,528 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 18:42:13,532 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 18:42:13,532 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 18:42:13,545 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 18:42:13,546 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 18:42:13,546 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 18:42:13,546 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 18:42:13,546 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 18:42:13,546 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 18:42:13,546 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 18:42:13,547 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 18:42:13,547 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 18:42:13,547 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 18:42:13,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 18:42:13,547 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 18:42:13,547 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 18:42:13,547 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 18:42:13,547 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 18:42:13,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 18:42:13,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 18:42:13,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 18:42:13,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 18:42:13,547 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 18:42:13,547 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 18:42:13,547 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 18:42:13,547 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 18:42:13,548 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 18:42:13,548 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 18:42:13,548 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 18:42:13,548 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 18:42:13,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:42:13,548 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 18:42:13,548 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 18:42:13,548 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 18:42:13,548 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 18:42:13,548 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 18:42:13,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 18:42:13,549 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 18:42:13,549 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 18:42:13,549 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 18:42:13,549 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 18:42:13,549 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 -> c138455c2c75a696dc60caebdab82a6c0df133a81cb55608013e037f91912548 [2025-02-07 18:42:13,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 18:42:13,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 18:42:13,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 18:42:13,750 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 18:42:13,751 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 18:42:13,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1211a.c [2025-02-07 18:42:15,035 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5fecc65d3/47373758610b49b0bb7ce38f2846a269/FLAG26ddc69da [2025-02-07 18:42:15,285 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 18:42:15,286 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1211a.c [2025-02-07 18:42:15,298 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5fecc65d3/47373758610b49b0bb7ce38f2846a269/FLAG26ddc69da [2025-02-07 18:42:15,594 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5fecc65d3/47373758610b49b0bb7ce38f2846a269 [2025-02-07 18:42:15,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 18:42:15,597 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 18:42:15,598 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 18:42:15,598 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 18:42:15,601 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 18:42:15,601 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:42:15" (1/1) ... [2025-02-07 18:42:15,602 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26802537 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:15, skipping insertion in model container [2025-02-07 18:42:15,602 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:42:15" (1/1) ... [2025-02-07 18:42:15,613 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 18:42:15,720 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_1211a.c[3716,3729] [2025-02-07 18:42:15,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:42:15,730 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 18:42:15,752 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_1211a.c[3716,3729] [2025-02-07 18:42:15,753 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:42:15,762 INFO L204 MainTranslator]: Completed translation [2025-02-07 18:42:15,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:15 WrapperNode [2025-02-07 18:42:15,763 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 18:42:15,764 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 18:42:15,764 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 18:42:15,764 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 18:42:15,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:15" (1/1) ... [2025-02-07 18:42:15,774 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:15" (1/1) ... [2025-02-07 18:42:15,792 INFO L138 Inliner]: procedures = 20, calls = 80, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 352 [2025-02-07 18:42:15,793 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 18:42:15,793 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 18:42:15,793 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 18:42:15,793 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 18:42:15,799 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:15" (1/1) ... [2025-02-07 18:42:15,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:15" (1/1) ... [2025-02-07 18:42:15,802 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:15" (1/1) ... [2025-02-07 18:42:15,818 INFO L175 MemorySlicer]: Split 44 memory accesses to 14 slices as follows [2, 2, 2, 2, 10, 3, 3, 3, 3, 3, 2, 3, 3, 3]. 23 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 24 writes are split as follows [0, 1, 1, 1, 6, 2, 2, 2, 1, 2, 1, 2, 2, 1]. [2025-02-07 18:42:15,818 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:15" (1/1) ... [2025-02-07 18:42:15,819 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:15" (1/1) ... [2025-02-07 18:42:15,828 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:15" (1/1) ... [2025-02-07 18:42:15,829 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:15" (1/1) ... [2025-02-07 18:42:15,831 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:15" (1/1) ... [2025-02-07 18:42:15,832 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:15" (1/1) ... [2025-02-07 18:42:15,835 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 18:42:15,835 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 18:42:15,835 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 18:42:15,835 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 18:42:15,836 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:15" (1/1) ... [2025-02-07 18:42:15,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:42:15,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 18:42:15,861 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 18:42:15,870 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 18:42:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 18:42:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 18:42:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-07 18:42:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-07 18:42:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-07 18:42:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-07 18:42:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-07 18:42:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-07 18:42:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-07 18:42:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-07 18:42:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-07 18:42:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-07 18:42:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-07 18:42:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-07 18:42:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-07 18:42:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 18:42:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2025-02-07 18:42:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2025-02-07 18:42:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2025-02-07 18:42:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2025-02-07 18:42:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2025-02-07 18:42:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2025-02-07 18:42:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2025-02-07 18:42:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2025-02-07 18:42:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2025-02-07 18:42:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2025-02-07 18:42:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2025-02-07 18:42:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#11 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#12 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#13 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#10 [2025-02-07 18:42:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#11 [2025-02-07 18:42:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#12 [2025-02-07 18:42:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#13 [2025-02-07 18:42:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 18:42:15,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 18:42:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2025-02-07 18:42:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2025-02-07 18:42:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2025-02-07 18:42:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2025-02-07 18:42:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2025-02-07 18:42:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2025-02-07 18:42:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2025-02-07 18:42:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2025-02-07 18:42:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#8 [2025-02-07 18:42:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#9 [2025-02-07 18:42:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#10 [2025-02-07 18:42:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#11 [2025-02-07 18:42:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#12 [2025-02-07 18:42:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#13 [2025-02-07 18:42:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-07 18:42:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-07 18:42:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-07 18:42:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-07 18:42:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-07 18:42:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-07 18:42:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-07 18:42:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-07 18:42:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-07 18:42:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-07 18:42:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-07 18:42:15,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-07 18:42:15,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-07 18:42:15,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-07 18:42:15,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 18:42:16,005 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 18:42:16,007 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 18:42:16,388 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L151: assume main_#t~short36#1;havoc main_#t~mem32#1;havoc main_#t~ret33#1;havoc main_#t~ret34#1;havoc main_#t~short35#1;havoc main_#t~short36#1; [2025-02-07 18:42:16,388 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L151: assume !main_#t~short36#1;havoc main_#t~mem32#1;havoc main_#t~ret33#1;havoc main_#t~ret34#1;havoc main_#t~short35#1;havoc main_#t~short36#1;main_#res#1 := 0;call ULTIMATE.dealloc(main_~#iptr~0#1.base, main_~#iptr~0#1.offset);havoc main_~#iptr~0#1.base, main_~#iptr~0#1.offset; [2025-02-07 18:42:16,388 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L151-1: main_#t~short36#1 := !main_#t~short35#1; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L151-2: main_#t~ret34#1 := __signbit_double_#res#1;havoc __signbit_double_#t~mem29#1, __signbit_double_~#gh_u~3#1.base, __signbit_double_~#gh_u~3#1.offset, __signbit_double_~x#1, __signbit_double_~msw~0#1;havoc __signbit_double_#in~x#1;assume { :end_inline___signbit_double } true;assume -2147483648 <= main_#t~ret34#1 && main_#t~ret34#1 <= 2147483647;main_#t~short35#1 := 0 == main_#t~ret34#1; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L85: havoc modf_double_~high~2#1; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L151-3: assume main_#t~short35#1;assume { :begin_inline___signbit_double } true;__signbit_double_#in~x#1 := main_~res~0#1;havoc __signbit_double_#res#1;havoc __signbit_double_#t~mem29#1, __signbit_double_~#gh_u~3#1.base, __signbit_double_~#gh_u~3#1.offset, __signbit_double_~x#1, __signbit_double_~msw~0#1;__signbit_double_~x#1 := __signbit_double_#in~x#1;havoc __signbit_double_~msw~0#1; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L151-3: assume !main_#t~short35#1; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L151-4: assume main_#t~short36#1;main_#t~short35#1 := ~someBinaryDOUBLEComparisonOperation(main_~res~0#1, 0.0); [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L151-4: assume !main_#t~short36#1; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L152: assume false;main_#res#1 := 1;call ULTIMATE.dealloc(main_~#iptr~0#1.base, main_~#iptr~0#1.offset);havoc main_~#iptr~0#1.base, main_~#iptr~0#1.offset; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L152: assume !false; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L136-1: __signbit_double_#res#1 := (if 0 != (__signbit_double_~msw~0#1 - __signbit_double_~msw~0#1 % 2147483648) % 4294967296 then 1 else 0); [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L153: #t~ret37#1 := main_#res#1;havoc main_#t~nondet30#1, main_#t~ret31#1, main_#t~mem32#1, main_#t~ret33#1, main_#t~ret34#1, main_#t~short35#1, main_#t~short36#1, main_~x~0#1, main_~#iptr~0#1.base, main_~#iptr~0#1.offset, main_~res~0#1;assume { :end_inline_main } true; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L121: isinf_double_~hx~0#1 := isinf_double_~hx~0#1 % 2147483648; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L130: assume true; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L130: assume !true; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L130-1: assume false; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L130-1: assume !false; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L122: isinf_double_~hx~0#1 := (if isinf_double_#t~bitwise27#1 % 4294967296 % 4294967296 <= 2147483647 then isinf_double_#t~bitwise27#1 % 4294967296 % 4294967296 else isinf_double_#t~bitwise27#1 % 4294967296 % 4294967296 - 4294967296);havoc isinf_double_#t~bitwise26#1;havoc isinf_double_#t~bitwise27#1;isinf_double_~hx~0#1 := 2146435072 - isinf_double_~hx~0#1; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L122-1: [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L122-2: havoc isinf_double_#t~bitwise27#1;assume (isinf_double_#t~bitwise27#1 % 4294967296 >= isinf_double_~hx~0#1 % 4294967296 && isinf_double_#t~bitwise27#1 % 4294967296 >= isinf_double_#t~bitwise26#1 % 4294967296 / 2147483648 % 4294967296) && isinf_double_#t~bitwise27#1 % 4294967296 <= isinf_double_~hx~0#1 % 4294967296 + isinf_double_#t~bitwise26#1 % 4294967296 / 2147483648 % 4294967296; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L122-3: assume 0 == isinf_double_#t~bitwise26#1 % 4294967296 / 2147483648 % 4294967296;isinf_double_#t~bitwise27#1 := isinf_double_~hx~0#1; [2025-02-07 18:42:16,389 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L122-3: assume !(0 == isinf_double_#t~bitwise26#1 % 4294967296 / 2147483648 % 4294967296); [2025-02-07 18:42:16,390 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L122-4: assume 0 == isinf_double_~hx~0#1 % 4294967296 || isinf_double_~hx~0#1 % 4294967296 == isinf_double_#t~bitwise26#1 % 4294967296 / 2147483648 % 4294967296;isinf_double_#t~bitwise27#1 := isinf_double_#t~bitwise26#1 % 4294967296 / 2147483648; [2025-02-07 18:42:16,390 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L122-4: assume !(0 == isinf_double_~hx~0#1 % 4294967296 || isinf_double_~hx~0#1 % 4294967296 == isinf_double_#t~bitwise26#1 % 4294967296 / 2147483648 % 4294967296); [2025-02-07 18:42:16,390 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L122-5: [2025-02-07 18:42:16,390 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L122-6: havoc isinf_double_#t~bitwise26#1;assume (((((isinf_double_~lx~0#1 < 0 && -isinf_double_~lx~0#1 >= 0) || isinf_double_#t~bitwise26#1 >= -isinf_double_~lx~0#1) && ((isinf_double_~lx~0#1 >= 0 && -isinf_double_~lx~0#1 < 0) || isinf_double_#t~bitwise26#1 >= isinf_double_~lx~0#1)) && ((isinf_double_~lx~0#1 < 0 || -isinf_double_~lx~0#1 < 0) || isinf_double_#t~bitwise26#1 <= isinf_double_~lx~0#1 + -isinf_double_~lx~0#1)) && ((isinf_double_~lx~0#1 >= 0 && -isinf_double_~lx~0#1 >= 0) || isinf_double_#t~bitwise26#1 < 0)) && isinf_double_#t~bitwise26#1 <= 2147483647; [2025-02-07 18:42:16,390 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L147: call ULTIMATE.dealloc(main_~#iptr~0#1.base, main_~#iptr~0#1.offset);havoc main_~#iptr~0#1.base, main_~#iptr~0#1.offset; [2025-02-07 18:42:16,390 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L122-7: assume 0 == -isinf_double_~lx~0#1;isinf_double_#t~bitwise26#1 := isinf_double_~lx~0#1; [2025-02-07 18:42:16,390 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L122-7: assume !(0 == -isinf_double_~lx~0#1); [2025-02-07 18:42:16,390 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L122-8: assume 0 == isinf_double_~lx~0#1 || isinf_double_~lx~0#1 == -isinf_double_~lx~0#1;isinf_double_#t~bitwise26#1 := -isinf_double_~lx~0#1; [2025-02-07 18:42:16,390 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L122-8: assume !(0 == isinf_double_~lx~0#1 || isinf_double_~lx~0#1 == -isinf_double_~lx~0#1); [2025-02-07 18:42:16,390 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L131: assume true; [2025-02-07 18:42:16,390 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L131: assume !true;call __signbit_double_~#gh_u~3#1.base, __signbit_double_~#gh_u~3#1.offset := #Ultimate.allocOnStack(8);call write~real#10(__signbit_double_~x#1, __signbit_double_~#gh_u~3#1.base, __signbit_double_~#gh_u~3#1.offset, 8);call __signbit_double_#t~mem29#1 := read~int#10(__signbit_double_~#gh_u~3#1.base, 4 + __signbit_double_~#gh_u~3#1.offset, 4);__signbit_double_~msw~0#1 := __signbit_double_#t~mem29#1;call ULTIMATE.dealloc(__signbit_double_~#gh_u~3#1.base, __signbit_double_~#gh_u~3#1.offset);havoc __signbit_double_~#gh_u~3#1.base, __signbit_double_~#gh_u~3#1.offset;havoc __signbit_double_~#gh_u~3#1.base, __signbit_double_~#gh_u~3#1.offset;havoc __signbit_double_#t~mem29#1; [2025-02-07 18:42:16,390 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L131-1: assume false; [2025-02-07 18:42:16,391 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L131-1: assume !false; [2025-02-07 18:42:16,391 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L65: havoc modf_double_#t~mem14#1; [2025-02-07 18:42:16,391 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L148: main_#t~ret31#1 := modf_double_#res#1;havoc modf_double_#t~mem4#1, modf_double_#t~mem5#1, modf_double_~#ew_u~0#1.base, modf_double_~#ew_u~0#1.offset, modf_double_#t~mem6#1, modf_double_~#iw_u~0#1.base, modf_double_~#iw_u~0#1.offset, modf_double_#t~bitwise7#1, modf_double_#t~bitwise8#1, modf_double_#t~bitwise9#1, modf_double_#t~mem10#1, modf_double_~#gh_u~0#1.base, modf_double_~#gh_u~0#1.offset, modf_double_#t~mem11#1, modf_double_~#iw_u~1#1.base, modf_double_~#iw_u~1#1.offset, modf_double_~high~0#1, modf_double_#t~bitwise12#1, modf_double_#t~mem13#1, modf_double_~#iw_u~2#1.base, modf_double_~#iw_u~2#1.offset, modf_double_#t~mem14#1, modf_double_#t~mem15#1, modf_double_~#gh_u~1#1.base, modf_double_~#gh_u~1#1.offset, modf_double_#t~mem16#1, modf_double_~#iw_u~3#1.base, modf_double_~#iw_u~3#1.offset, modf_double_~high~1#1, modf_double_#t~bitwise17#1, modf_double_#t~bitwise18#1, modf_double_#t~mem19#1, modf_double_~#gh_u~2#1.base, modf_double_~#gh_u~2#1.offset, modf_double_#t~mem20#1, modf_double_~#iw_u~4#1.base, modf_double_~#iw_u~4#1.offset, modf_double_~high~2#1, modf_double_#t~bitwise21#1, modf_double_#t~mem22#1, modf_double_~#iw_u~5#1.base, modf_double_~#iw_u~5#1.offset, modf_double_#t~mem23#1, modf_double_~x#1, modf_double_~iptr#1.base, modf_double_~iptr#1.offset, modf_double_~i0~0#1, modf_double_~i1~0#1, modf_double_~j0~0#1, modf_double_~i~0#1;havoc modf_double_#in~x#1, modf_double_#in~iptr#1.base, modf_double_#in~iptr#1.offset;assume { :end_inline_modf_double } true;main_~res~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;call main_#t~mem32#1 := read~real#4(main_~#iptr~0#1.base, main_~#iptr~0#1.offset, 8);assume { :begin_inline_isinf_double } true;isinf_double_#in~x#1 := main_#t~mem32#1;havoc isinf_double_#res#1;havoc isinf_double_#t~mem24#1, isinf_double_#t~mem25#1, isinf_double_~#ew_u~1#1.base, isinf_double_~#ew_u~1#1.offset, isinf_double_#t~bitwise26#1, isinf_double_#t~bitwise27#1, isinf_double_#t~bitwise28#1, isinf_double_~x#1, isinf_double_~hx~0#1, isinf_double_~lx~0#1;isinf_double_~x#1 := isinf_double_#in~x#1;havoc isinf_double_~hx~0#1;havoc isinf_double_~lx~0#1; [2025-02-07 18:42:16,392 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L115: assume true; [2025-02-07 18:42:16,392 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L115: assume !true; [2025-02-07 18:42:16,392 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L115-1: assume false; [2025-02-07 18:42:16,392 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L115-1: assume !false; [2025-02-07 18:42:16,392 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L107: havoc modf_double_#t~mem23#1; [2025-02-07 18:42:16,392 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L124: havoc isinf_double_#t~bitwise28#1; [2025-02-07 18:42:16,392 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L124-1: main_#t~ret33#1 := isinf_double_#res#1;havoc isinf_double_#t~mem24#1, isinf_double_#t~mem25#1, isinf_double_~#ew_u~1#1.base, isinf_double_~#ew_u~1#1.offset, isinf_double_#t~bitwise26#1, isinf_double_#t~bitwise27#1, isinf_double_#t~bitwise28#1, isinf_double_~x#1, isinf_double_~hx~0#1, isinf_double_~lx~0#1;havoc isinf_double_#in~x#1;assume { :end_inline_isinf_double } true;assume -2147483648 <= main_#t~ret33#1 && main_#t~ret33#1 <= 2147483647;main_#t~short36#1 := 0 != main_#t~ret33#1; [2025-02-07 18:42:16,393 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L124-2: isinf_double_#res#1 := 1 - (if isinf_double_#t~bitwise28#1 % 4294967296 / 2147483648 % 4294967296 % 4294967296 <= 2147483647 then isinf_double_#t~bitwise28#1 % 4294967296 / 2147483648 % 4294967296 % 4294967296 else isinf_double_#t~bitwise28#1 % 4294967296 / 2147483648 % 4294967296 % 4294967296 - 4294967296);havoc isinf_double_#t~bitwise28#1; [2025-02-07 18:42:16,393 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L124-3: [2025-02-07 18:42:16,396 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L124-4: havoc isinf_double_#t~bitwise28#1;assume (((((isinf_double_~hx~0#1 < 0 && -isinf_double_~hx~0#1 >= 0) || isinf_double_#t~bitwise28#1 >= -isinf_double_~hx~0#1) && ((isinf_double_~hx~0#1 >= 0 && -isinf_double_~hx~0#1 < 0) || isinf_double_#t~bitwise28#1 >= isinf_double_~hx~0#1)) && ((isinf_double_~hx~0#1 < 0 || -isinf_double_~hx~0#1 < 0) || isinf_double_#t~bitwise28#1 <= isinf_double_~hx~0#1 + -isinf_double_~hx~0#1)) && ((isinf_double_~hx~0#1 >= 0 && -isinf_double_~hx~0#1 >= 0) || isinf_double_#t~bitwise28#1 < 0)) && isinf_double_#t~bitwise28#1 <= 2147483647; [2025-02-07 18:42:16,397 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L124-5: assume 0 == -isinf_double_~hx~0#1;isinf_double_#t~bitwise28#1 := isinf_double_~hx~0#1; [2025-02-07 18:42:16,397 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L124-5: assume !(0 == -isinf_double_~hx~0#1); [2025-02-07 18:42:16,397 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L124-6: assume 0 == isinf_double_~hx~0#1 || isinf_double_~hx~0#1 == -isinf_double_~hx~0#1;isinf_double_#t~bitwise28#1 := -isinf_double_~hx~0#1; [2025-02-07 18:42:16,397 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L124-6: assume !(0 == isinf_double_~hx~0#1 || isinf_double_~hx~0#1 == -isinf_double_~hx~0#1); [2025-02-07 18:42:16,397 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L116: assume true; [2025-02-07 18:42:16,397 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L116: assume !true;call isinf_double_~#ew_u~1#1.base, isinf_double_~#ew_u~1#1.offset := #Ultimate.allocOnStack(8);call write~real#8(isinf_double_~x#1, isinf_double_~#ew_u~1#1.base, isinf_double_~#ew_u~1#1.offset, 8);call isinf_double_#t~mem24#1 := read~int#8(isinf_double_~#ew_u~1#1.base, 4 + isinf_double_~#ew_u~1#1.offset, 4);isinf_double_~hx~0#1 := (if isinf_double_#t~mem24#1 % 4294967296 % 4294967296 <= 2147483647 then isinf_double_#t~mem24#1 % 4294967296 % 4294967296 else isinf_double_#t~mem24#1 % 4294967296 % 4294967296 - 4294967296);havoc isinf_double_#t~mem24#1;call isinf_double_#t~mem25#1 := read~int#8(isinf_double_~#ew_u~1#1.base, isinf_double_~#ew_u~1#1.offset, 4);isinf_double_~lx~0#1 := (if isinf_double_#t~mem25#1 % 4294967296 % 4294967296 <= 2147483647 then isinf_double_#t~mem25#1 % 4294967296 % 4294967296 else isinf_double_#t~mem25#1 % 4294967296 % 4294967296 - 4294967296);call ULTIMATE.dealloc(isinf_double_~#ew_u~1#1.base, isinf_double_~#ew_u~1#1.offset);havoc isinf_double_~#ew_u~1#1.base, isinf_double_~#ew_u~1#1.offset;havoc isinf_double_~#ew_u~1#1.base, isinf_double_~#ew_u~1#1.offset;havoc isinf_double_#t~mem25#1; [2025-02-07 18:42:16,397 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L116-1: assume false; [2025-02-07 18:42:16,397 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L116-1: assume !false; [2025-02-07 18:42:16,398 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L43: havoc modf_double_~high~0#1; [2025-02-07 18:42:16,398 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L68: havoc modf_double_~high~1#1; [2025-02-07 18:42:16,407 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2025-02-07 18:42:16,408 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 18:42:16,437 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 18:42:16,439 INFO L337 CfgBuilder]: Removed 1 assume(true) statements. [2025-02-07 18:42:16,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:42:16 BoogieIcfgContainer [2025-02-07 18:42:16,440 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 18:42:16,442 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 18:42:16,443 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 18:42:16,447 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 18:42:16,448 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 06:42:15" (1/3) ... [2025-02-07 18:42:16,449 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d7bfe19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:42:16, skipping insertion in model container [2025-02-07 18:42:16,449 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:15" (2/3) ... [2025-02-07 18:42:16,450 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d7bfe19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 06:42:16, skipping insertion in model container [2025-02-07 18:42:16,450 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:42:16" (3/3) ... [2025-02-07 18:42:16,451 INFO L128 eAbstractionObserver]: Analyzing ICFG double_req_bl_1211a.c [2025-02-07 18:42:16,466 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 18:42:16,468 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG double_req_bl_1211a.c that has 1 procedures, 88 locations, 1 initial locations, 24 loop locations, and 13 error locations. [2025-02-07 18:42:16,518 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 18:42:16,534 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;@2073fc5d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 18:42:16,534 INFO L334 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2025-02-07 18:42:16,542 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 76 states have (on average 1.75) internal successors, (133), 86 states have internal predecessors, (133), 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 18:42:16,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2025-02-07 18:42:16,547 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 18:42:16,547 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2025-02-07 18:42:16,552 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE, ULTIMATE.startErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (and 10 more)] === [2025-02-07 18:42:16,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 18:42:16,560 INFO L85 PathProgramCache]: Analyzing trace with hash 7355358, now seen corresponding path program 1 times [2025-02-07 18:42:16,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 18:42:16,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033429579] [2025-02-07 18:42:16,573 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 18:42:16,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 18:42:16,687 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-07 18:42:16,716 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-07 18:42:16,717 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 18:42:16,717 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-07 18:42:16,717 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-07 18:42:16,724 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-07 18:42:16,732 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-07 18:42:16,735 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 18:42:16,736 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-07 18:42:16,766 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-07 18:42:16,767 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-07 18:42:16,768 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONUNSUPPORTED_FEATURE (12 of 13 remaining) [2025-02-07 18:42:16,773 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (11 of 13 remaining) [2025-02-07 18:42:16,773 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (10 of 13 remaining) [2025-02-07 18:42:16,773 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONUNSUPPORTED_FEATURE (9 of 13 remaining) [2025-02-07 18:42:16,773 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONUNSUPPORTED_FEATURE (8 of 13 remaining) [2025-02-07 18:42:16,773 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONUNSUPPORTED_FEATURE (7 of 13 remaining) [2025-02-07 18:42:16,773 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONUNSUPPORTED_FEATURE (6 of 13 remaining) [2025-02-07 18:42:16,773 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONUNSUPPORTED_FEATURE (5 of 13 remaining) [2025-02-07 18:42:16,773 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONUNSUPPORTED_FEATURE (4 of 13 remaining) [2025-02-07 18:42:16,774 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONUNSUPPORTED_FEATURE (3 of 13 remaining) [2025-02-07 18:42:16,774 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONUNSUPPORTED_FEATURE (2 of 13 remaining) [2025-02-07 18:42:16,774 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 13 remaining) [2025-02-07 18:42:16,774 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONUNSUPPORTED_FEATURE (0 of 13 remaining) [2025-02-07 18:42:16,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-07 18:42:16,780 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-02-07 18:42:16,802 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 18:42:16,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 06:42:16 BoogieIcfgContainer [2025-02-07 18:42:16,808 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 18:42:16,809 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 18:42:16,809 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 18:42:16,809 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 18:42:16,810 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:42:16" (3/4) ... [2025-02-07 18:42:16,812 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-07 18:42:16,816 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 18:42:16,817 INFO L158 Benchmark]: Toolchain (without parser) took 1220.17ms. Allocated memory is still 167.8MB. Free memory was 123.3MB in the beginning and 60.0MB in the end (delta: 63.3MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2025-02-07 18:42:16,817 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 226.5MB. Free memory is still 146.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:16,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 165.72ms. Allocated memory is still 167.8MB. Free memory was 123.3MB in the beginning and 110.3MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 18:42:16,818 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.05ms. Allocated memory is still 167.8MB. Free memory was 110.3MB in the beginning and 107.2MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 18:42:16,818 INFO L158 Benchmark]: Boogie Preprocessor took 41.52ms. Allocated memory is still 167.8MB. Free memory was 107.2MB in the beginning and 103.7MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:16,818 INFO L158 Benchmark]: IcfgBuilder took 604.87ms. Allocated memory is still 167.8MB. Free memory was 103.7MB in the beginning and 75.4MB in the end (delta: 28.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-02-07 18:42:16,818 INFO L158 Benchmark]: TraceAbstraction took 366.72ms. Allocated memory is still 167.8MB. Free memory was 74.5MB in the beginning and 60.9MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 18:42:16,819 INFO L158 Benchmark]: Witness Printer took 7.02ms. Allocated memory is still 167.8MB. Free memory was 60.9MB in the beginning and 60.0MB in the end (delta: 865.3kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:16,824 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 226.5MB. Free memory is still 146.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 165.72ms. Allocated memory is still 167.8MB. Free memory was 123.3MB in the beginning and 110.3MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.05ms. Allocated memory is still 167.8MB. Free memory was 110.3MB in the beginning and 107.2MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.52ms. Allocated memory is still 167.8MB. Free memory was 107.2MB in the beginning and 103.7MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 604.87ms. Allocated memory is still 167.8MB. Free memory was 103.7MB in the beginning and 75.4MB in the end (delta: 28.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 366.72ms. Allocated memory is still 167.8MB. Free memory was 74.5MB in the beginning and 60.9MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 7.02ms. Allocated memory is still 167.8MB. Free memory was 60.9MB in the beginning and 60.0MB in the end (delta: 865.3kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 26]: 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 146, overapproximation of union with floats in the HoenickeLindenmann_Original memory model at line 26. Possible FailurePath: [L20] static const double one_modf = 1.0; [L146] double x = 1.0 / 0.0; [L147] double iptr = __VERIFIER_nondet_double(); [L147] double iptr = __VERIFIER_nondet_double(); [L148] CALL modf_double(x, &iptr) [L23] __int32_t i0, i1, j0; [L24] __uint32_t i; VAL [iptr={4:0}, one_modf=1, x=53] [L30] COND TRUE 0 VAL [one_modf=1] [L26] ieee_double_shape_type ew_u; VAL [iptr={4:0}, one_modf=1, x=53] - UnprovableResult [Line: 152]: 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: 131]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 116]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 35]: 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: 52]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 47]: 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: 60]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: Not analyzed. - UnprovableResult [Line: 72]: 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: 94]: 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: 89]: 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: 102]: 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, 88 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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=87occurred 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 18:42:16,848 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 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_1211a.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 c138455c2c75a696dc60caebdab82a6c0df133a81cb55608013e037f91912548 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 18:42:19,506 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 18:42:19,616 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-07 18:42:19,622 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 18:42:19,625 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 18:42:19,649 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 18:42:19,650 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 18:42:19,651 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 18:42:19,651 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 18:42:19,651 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 18:42:19,652 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 18:42:19,652 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 18:42:19,652 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 18:42:19,652 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 18:42:19,653 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 18:42:19,653 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 18:42:19,653 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 18:42:19,653 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 18:42:19,653 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 18:42:19,653 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 18:42:19,653 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 18:42:19,653 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 18:42:19,654 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 18:42:19,654 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-07 18:42:19,654 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-07 18:42:19,654 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-07 18:42:19,654 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 18:42:19,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 18:42:19,654 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 18:42:19,654 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 18:42:19,654 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 18:42:19,655 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 18:42:19,655 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 18:42:19,655 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 18:42:19,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:42:19,655 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 18:42:19,655 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 18:42:19,655 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 18:42:19,655 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 18:42:19,655 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-07 18:42:19,655 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-07 18:42:19,655 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 18:42:19,655 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 18:42:19,656 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 18:42:19,656 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 18:42:19,656 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 -> c138455c2c75a696dc60caebdab82a6c0df133a81cb55608013e037f91912548 [2025-02-07 18:42:19,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 18:42:19,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 18:42:19,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 18:42:19,961 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 18:42:19,961 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 18:42:19,963 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1211a.c [2025-02-07 18:42:21,232 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2d8b7b4ac/98833b641800432b983568be318cb448/FLAG26a61896f [2025-02-07 18:42:21,452 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 18:42:21,452 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1211a.c [2025-02-07 18:42:21,460 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2d8b7b4ac/98833b641800432b983568be318cb448/FLAG26a61896f [2025-02-07 18:42:21,810 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2d8b7b4ac/98833b641800432b983568be318cb448 [2025-02-07 18:42:21,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 18:42:21,814 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 18:42:21,815 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 18:42:21,815 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 18:42:21,818 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 18:42:21,819 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:42:21" (1/1) ... [2025-02-07 18:42:21,820 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64a7d397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:21, skipping insertion in model container [2025-02-07 18:42:21,820 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 06:42:21" (1/1) ... [2025-02-07 18:42:21,833 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 18:42:21,997 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_1211a.c[3716,3729] [2025-02-07 18:42:22,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:42:22,023 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 18:42:22,093 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_1211a.c[3716,3729] [2025-02-07 18:42:22,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 18:42:22,128 INFO L204 MainTranslator]: Completed translation [2025-02-07 18:42:22,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:22 WrapperNode [2025-02-07 18:42:22,133 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 18:42:22,135 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 18:42:22,135 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 18:42:22,136 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 18:42:22,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:22" (1/1) ... [2025-02-07 18:42:22,168 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:22" (1/1) ... [2025-02-07 18:42:22,214 INFO L138 Inliner]: procedures = 23, calls = 80, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 247 [2025-02-07 18:42:22,222 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 18:42:22,222 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 18:42:22,222 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 18:42:22,222 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 18:42:22,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:22" (1/1) ... [2025-02-07 18:42:22,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:22" (1/1) ... [2025-02-07 18:42:22,246 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:22" (1/1) ... [2025-02-07 18:42:22,285 INFO L175 MemorySlicer]: Split 44 memory accesses to 14 slices as follows [2, 10, 2, 2, 2, 3, 3, 3, 3, 3, 3, 2, 3, 3]. 23 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 24 writes are split as follows [0, 6, 1, 1, 1, 1, 2, 2, 2, 2, 2, 1, 2, 1]. [2025-02-07 18:42:22,290 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:22" (1/1) ... [2025-02-07 18:42:22,290 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:22" (1/1) ... [2025-02-07 18:42:22,334 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:22" (1/1) ... [2025-02-07 18:42:22,335 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:22" (1/1) ... [2025-02-07 18:42:22,344 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:22" (1/1) ... [2025-02-07 18:42:22,355 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:22" (1/1) ... [2025-02-07 18:42:22,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 18:42:22,368 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 18:42:22,368 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 18:42:22,368 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 18:42:22,370 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:22" (1/1) ... [2025-02-07 18:42:22,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 18:42:22,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 18:42:22,433 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 18:42:22,437 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 18:42:22,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 18:42:22,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2025-02-07 18:42:22,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2025-02-07 18:42:22,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2025-02-07 18:42:22,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2025-02-07 18:42:22,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2025-02-07 18:42:22,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2025-02-07 18:42:22,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2025-02-07 18:42:22,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2025-02-07 18:42:22,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#8 [2025-02-07 18:42:22,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#9 [2025-02-07 18:42:22,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#10 [2025-02-07 18:42:22,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#11 [2025-02-07 18:42:22,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#12 [2025-02-07 18:42:22,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#13 [2025-02-07 18:42:22,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2025-02-07 18:42:22,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2025-02-07 18:42:22,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2025-02-07 18:42:22,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2025-02-07 18:42:22,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2025-02-07 18:42:22,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2025-02-07 18:42:22,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#6 [2025-02-07 18:42:22,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#7 [2025-02-07 18:42:22,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#8 [2025-02-07 18:42:22,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#9 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#10 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#11 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#12 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#13 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2025-02-07 18:42:22,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#6 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#7 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#8 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#9 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#10 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#11 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#12 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#13 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2025-02-07 18:42:22,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2025-02-07 18:42:22,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2025-02-07 18:42:22,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 18:42:22,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 18:42:22,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2025-02-07 18:42:22,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2025-02-07 18:42:22,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2025-02-07 18:42:22,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2025-02-07 18:42:22,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2025-02-07 18:42:22,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2025-02-07 18:42:22,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2025-02-07 18:42:22,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2025-02-07 18:42:22,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2025-02-07 18:42:22,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2025-02-07 18:42:22,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2025-02-07 18:42:22,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2025-02-07 18:42:22,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2025-02-07 18:42:22,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2025-02-07 18:42:22,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 18:42:22,616 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 18:42:22,618 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 18:42:23,572 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L130-1: assume false; [2025-02-07 18:42:23,572 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L130-1: assume !false; [2025-02-07 18:42:23,573 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L151: assume main_#t~short26#1;havoc main_#t~mem22#1;havoc main_#t~ret23#1;havoc main_#t~ret24#1;havoc main_#t~short25#1;havoc main_#t~short26#1; [2025-02-07 18:42:23,573 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L151: assume !main_#t~short26#1;havoc main_#t~mem22#1;havoc main_#t~ret23#1;havoc main_#t~ret24#1;havoc main_#t~short25#1;havoc main_#t~short26#1;main_#res#1 := 0bv32;call ULTIMATE.dealloc(main_~#iptr~0#1.base, main_~#iptr~0#1.offset);havoc main_~#iptr~0#1.base, main_~#iptr~0#1.offset; [2025-02-07 18:42:23,573 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L151-1: main_#t~short26#1 := !main_#t~short25#1; [2025-02-07 18:42:23,573 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L151-2: main_#t~ret24#1 := __signbit_double_#res#1;havoc __signbit_double_#t~mem19#1, __signbit_double_~#gh_u~3#1.base, __signbit_double_~#gh_u~3#1.offset, __signbit_double_~x#1, __signbit_double_~msw~0#1;havoc __signbit_double_#in~x#1;assume { :end_inline___signbit_double } true;main_#t~short25#1 := 0bv32 == main_#t~ret24#1; [2025-02-07 18:42:23,573 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L85: havoc modf_double_~high~2#1; [2025-02-07 18:42:23,573 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L151-3: assume main_#t~short25#1;assume { :begin_inline___signbit_double } true;__signbit_double_#in~x#1 := main_~res~0#1;havoc __signbit_double_#res#1;havoc __signbit_double_#t~mem19#1, __signbit_double_~#gh_u~3#1.base, __signbit_double_~#gh_u~3#1.offset, __signbit_double_~x#1, __signbit_double_~msw~0#1;__signbit_double_~x#1 := __signbit_double_#in~x#1;havoc __signbit_double_~msw~0#1; [2025-02-07 18:42:23,573 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L151-3: assume !main_#t~short25#1; [2025-02-07 18:42:23,573 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L147: call ULTIMATE.dealloc(main_~#iptr~0#1.base, main_~#iptr~0#1.offset);havoc main_~#iptr~0#1.base, main_~#iptr~0#1.offset; [2025-02-07 18:42:23,573 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L151-4: assume main_#t~short26#1;main_#t~short25#1 := ~fp.eq~64(main_~res~0#1, ~Pluszero~64()); [2025-02-07 18:42:23,573 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L151-4: assume !main_#t~short26#1; [2025-02-07 18:42:23,573 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L65: havoc modf_double_#t~mem10#1; [2025-02-07 18:42:23,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-07 18:42:23,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L152: assume false;main_#res#1 := 1bv32;call ULTIMATE.dealloc(main_~#iptr~0#1.base, main_~#iptr~0#1.offset);havoc main_~#iptr~0#1.base, main_~#iptr~0#1.offset; [2025-02-07 18:42:23,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L152: assume !false; [2025-02-07 18:42:23,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L148: main_#t~ret21#1 := modf_double_#res#1;havoc modf_double_#t~mem4#1, modf_double_#t~mem5#1, modf_double_~#ew_u~0#1.base, modf_double_~#ew_u~0#1.offset, modf_double_#t~mem6#1, modf_double_~#iw_u~0#1.base, modf_double_~#iw_u~0#1.offset, modf_double_#t~mem7#1, modf_double_~#gh_u~0#1.base, modf_double_~#gh_u~0#1.offset, modf_double_#t~mem8#1, modf_double_~#iw_u~1#1.base, modf_double_~#iw_u~1#1.offset, modf_double_~high~0#1, modf_double_#t~mem9#1, modf_double_~#iw_u~2#1.base, modf_double_~#iw_u~2#1.offset, modf_double_#t~mem10#1, modf_double_#t~mem11#1, modf_double_~#gh_u~1#1.base, modf_double_~#gh_u~1#1.offset, modf_double_#t~mem12#1, modf_double_~#iw_u~3#1.base, modf_double_~#iw_u~3#1.offset, modf_double_~high~1#1, modf_double_#t~mem13#1, modf_double_~#gh_u~2#1.base, modf_double_~#gh_u~2#1.offset, modf_double_#t~mem14#1, modf_double_~#iw_u~4#1.base, modf_double_~#iw_u~4#1.offset, modf_double_~high~2#1, modf_double_#t~mem15#1, modf_double_~#iw_u~5#1.base, modf_double_~#iw_u~5#1.offset, modf_double_#t~mem16#1, modf_double_~x#1, modf_double_~iptr#1.base, modf_double_~iptr#1.offset, modf_double_~i0~0#1, modf_double_~i1~0#1, modf_double_~j0~0#1, modf_double_~i~0#1;havoc modf_double_#in~x#1, modf_double_#in~iptr#1.base, modf_double_#in~iptr#1.offset;assume { :end_inline_modf_double } true;main_~res~0#1 := main_#t~ret21#1;havoc main_#t~ret21#1;call main_#t~mem22#1 := read~intFLOATTYPE8#1(main_~#iptr~0#1.base, main_~#iptr~0#1.offset, 8bv32);assume { :begin_inline_isinf_double } true;isinf_double_#in~x#1 := main_#t~mem22#1;havoc isinf_double_#res#1;havoc isinf_double_#t~mem17#1, isinf_double_#t~mem18#1, isinf_double_~#ew_u~1#1.base, isinf_double_~#ew_u~1#1.offset, isinf_double_~x#1, isinf_double_~hx~0#1, isinf_double_~lx~0#1;isinf_double_~x#1 := isinf_double_#in~x#1;havoc isinf_double_~hx~0#1;havoc isinf_double_~lx~0#1; [2025-02-07 18:42:23,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L115: assume true;call isinf_double_~#ew_u~1#1.base, isinf_double_~#ew_u~1#1.offset := #Ultimate.allocOnStack(8bv32);call write~intFLOATTYPE8#13(isinf_double_~x#1, isinf_double_~#ew_u~1#1.base, isinf_double_~#ew_u~1#1.offset, 8bv32);call isinf_double_#t~mem17#1 := read~intINTTYPE4#13(isinf_double_~#ew_u~1#1.base, ~bvadd~32(4bv32, isinf_double_~#ew_u~1#1.offset), 4bv32);isinf_double_~hx~0#1 := isinf_double_#t~mem17#1;havoc isinf_double_#t~mem17#1;call isinf_double_#t~mem18#1 := read~intINTTYPE4#13(isinf_double_~#ew_u~1#1.base, isinf_double_~#ew_u~1#1.offset, 4bv32);isinf_double_~lx~0#1 := isinf_double_#t~mem18#1;call ULTIMATE.dealloc(isinf_double_~#ew_u~1#1.base, isinf_double_~#ew_u~1#1.offset);havoc isinf_double_~#ew_u~1#1.base, isinf_double_~#ew_u~1#1.offset;havoc isinf_double_~#ew_u~1#1.base, isinf_double_~#ew_u~1#1.offset;havoc isinf_double_#t~mem18#1; [2025-02-07 18:42:23,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L115: assume !true; [2025-02-07 18:42:23,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L115-1: assume false; [2025-02-07 18:42:23,575 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L115-1: assume !false; [2025-02-07 18:42:23,575 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L107: havoc modf_double_#t~mem16#1; [2025-02-07 18:42:23,575 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L136-1: __signbit_double_#res#1 := (if 0bv32 != ~bvand~32(2147483648bv32, __signbit_double_~msw~0#1) then 1bv32 else 0bv32); [2025-02-07 18:42:23,575 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L153: #t~ret27#1 := main_#res#1;havoc main_#t~nondet20#1, main_#t~ret21#1, main_#t~mem22#1, main_#t~ret23#1, main_#t~ret24#1, main_#t~short25#1, main_#t~short26#1, main_~x~0#1, main_~#iptr~0#1.base, main_~#iptr~0#1.offset, main_~res~0#1;assume { :end_inline_main } true; [2025-02-07 18:42:23,575 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L121: isinf_double_~hx~0#1 := ~bvand~32(2147483647bv32, isinf_double_~hx~0#1);isinf_double_~hx~0#1 := ~bvor~32(isinf_double_~hx~0#1, ~bvlshr~32(~bvor~32(isinf_double_~lx~0#1, ~bvneg~32(isinf_double_~lx~0#1)), 31bv32));isinf_double_~hx~0#1 := ~bvsub~32(2146435072bv32, isinf_double_~hx~0#1);isinf_double_#res#1 := ~bvsub~32(1bv32, ~bvlshr~32(~bvor~32(isinf_double_~hx~0#1, ~bvneg~32(isinf_double_~hx~0#1)), 31bv32));main_#t~ret23#1 := isinf_double_#res#1;havoc isinf_double_#t~mem17#1, isinf_double_#t~mem18#1, isinf_double_~#ew_u~1#1.base, isinf_double_~#ew_u~1#1.offset, isinf_double_~x#1, isinf_double_~hx~0#1, isinf_double_~lx~0#1;havoc isinf_double_#in~x#1;assume { :end_inline_isinf_double } true;main_#t~short26#1 := 0bv32 != main_#t~ret23#1; [2025-02-07 18:42:23,575 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L43: havoc modf_double_~high~0#1; [2025-02-07 18:42:23,575 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L68: havoc modf_double_~high~1#1; [2025-02-07 18:42:23,576 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L130: assume true;call __signbit_double_~#gh_u~3#1.base, __signbit_double_~#gh_u~3#1.offset := #Ultimate.allocOnStack(8bv32);call write~intFLOATTYPE8#11(__signbit_double_~x#1, __signbit_double_~#gh_u~3#1.base, __signbit_double_~#gh_u~3#1.offset, 8bv32);call __signbit_double_#t~mem19#1 := read~intINTTYPE4#11(__signbit_double_~#gh_u~3#1.base, ~bvadd~32(4bv32, __signbit_double_~#gh_u~3#1.offset), 4bv32);__signbit_double_~msw~0#1 := __signbit_double_#t~mem19#1;call ULTIMATE.dealloc(__signbit_double_~#gh_u~3#1.base, __signbit_double_~#gh_u~3#1.offset);havoc __signbit_double_~#gh_u~3#1.base, __signbit_double_~#gh_u~3#1.offset;havoc __signbit_double_~#gh_u~3#1.base, __signbit_double_~#gh_u~3#1.offset;havoc __signbit_double_#t~mem19#1; [2025-02-07 18:42:23,576 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L130: assume !true; [2025-02-07 18:42:23,586 INFO L? ?]: Removed 38 outVars from TransFormulas that were not future-live. [2025-02-07 18:42:23,588 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 18:42:23,596 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 18:42:23,596 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 18:42:23,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 06:42:23 BoogieIcfgContainer [2025-02-07 18:42:23,596 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 18:42:23,598 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 18:42:23,598 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 18:42:23,604 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 18:42:23,604 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 06:42:21" (1/3) ... [2025-02-07 18:42:23,605 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6247629c 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 18:42:23,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 06:42:22" (2/3) ... [2025-02-07 18:42:23,606 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6247629c 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 18:42:23,606 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 18:42:23,607 INFO L128 eAbstractionObserver]: Analyzing ICFG double_req_bl_1211a.c [2025-02-07 18:42:23,622 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 18:42:23,623 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG double_req_bl_1211a.c that has 1 procedures, 35 locations, 1 initial locations, 12 loop locations, and 1 error locations. [2025-02-07 18:42:23,658 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 18:42:23,666 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;@6465981f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 18:42:23,666 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 18:42:23,669 INFO L276 IsEmpty]: Start isEmpty. Operand has 34 states, 33 states have (on average 1.7575757575757576) internal successors, (58), 33 states have internal predecessors, (58), 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 18:42:23,673 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 18:42:23,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-07 18:42:23,679 INFO L422 BasicCegarLoop]: Path program histogram: [] [2025-02-07 18:42:23,682 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 34 states, 33 states have (on average 1.7575757575757576) internal successors, (58), 33 states have internal predecessors, (58), 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 18:42:23,698 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 18:42:23,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 06:42:23 BoogieIcfgContainer [2025-02-07 18:42:23,706 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 18:42:23,706 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 18:42:23,706 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 18:42:23,706 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 18:42:23,707 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 18:42:23,709 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 18:42:23,714 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2025-02-07 18:42:23,714 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2025-02-07 18:42:23,714 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-02-07 18:42:23,715 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 18:42:23,773 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 18:42:23,774 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 18:42:23,774 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 18:42:23,774 INFO L158 Benchmark]: Toolchain (without parser) took 1960.92ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 35.9MB in the end (delta: 23.5MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2025-02-07 18:42:23,775 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 83.9MB. Free memory was 62.0MB in the beginning and 62.0MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:23,775 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.70ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 45.6MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 18:42:23,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.70ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 43.4MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:23,775 INFO L158 Benchmark]: Boogie Preprocessor took 145.06ms. Allocated memory is still 83.9MB. Free memory was 43.4MB in the beginning and 39.5MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 18:42:23,775 INFO L158 Benchmark]: IcfgBuilder took 1228.13ms. Allocated memory is still 83.9MB. Free memory was 39.5MB in the beginning and 50.2MB in the end (delta: -10.7MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2025-02-07 18:42:23,776 INFO L158 Benchmark]: TraceAbstraction took 107.88ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 42.4MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 18:42:23,776 INFO L158 Benchmark]: Witness Printer took 67.57ms. Allocated memory is still 83.9MB. Free memory was 42.4MB in the beginning and 35.9MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 18:42:23,777 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 83.9MB. Free memory was 62.0MB in the beginning and 62.0MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.70ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 45.6MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.70ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 43.4MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 145.06ms. Allocated memory is still 83.9MB. Free memory was 43.4MB in the beginning and 39.5MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 1228.13ms. Allocated memory is still 83.9MB. Free memory was 39.5MB in the beginning and 50.2MB in the end (delta: -10.7MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * TraceAbstraction took 107.88ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 42.4MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 67.57ms. Allocated memory is still 83.9MB. Free memory was 42.4MB in the beginning and 35.9MB in the end (delta: 6.5MB). 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 - PositiveResult [Line: 152]: 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, 35 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=34occurred 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 18:42:23,796 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 Writing output log to file Ultimate.log Result: TRUE