./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/mod3.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-industry-pattern/mod3.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 92b4501808affebdeca741bfd6f75263ab313d5eceb196bbb78aea107ecea6ed --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 22:18:53,780 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 22:18:53,843 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-09 22:18:53,846 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 22:18:53,846 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 22:18:53,862 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 22:18:53,862 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 22:18:53,863 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 22:18:53,863 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 22:18:53,865 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 22:18:53,865 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 22:18:53,865 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 22:18:53,866 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 22:18:53,866 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 22:18:53,866 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 22:18:53,866 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 22:18:53,866 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 22:18:53,866 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 22:18:53,867 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 22:18:53,867 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 22:18:53,867 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 22:18:53,870 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 22:18:53,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 22:18:53,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 22:18:53,871 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 22:18:53,871 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 22:18:53,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 22:18:53,871 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 22:18:53,871 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 22:18:53,871 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 22:18:53,872 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 22:18:53,872 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 22:18:53,872 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:18:53,872 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 22:18:53,872 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 22:18:53,872 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 22:18:53,872 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 22:18:53,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 22:18:53,873 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 22:18:53,873 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 22:18:53,873 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 22:18:53,873 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 22:18:53,874 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92b4501808affebdeca741bfd6f75263ab313d5eceb196bbb78aea107ecea6ed [2024-11-09 22:18:54,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 22:18:54,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 22:18:54,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 22:18:54,106 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 22:18:54,107 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 22:18:54,107 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2024-11-09 22:18:55,328 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 22:18:55,479 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 22:18:55,479 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2024-11-09 22:18:55,488 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9caa9250/f1dc0f31db9f4bb6bf465c7afe39d7b2/FLAG4822d7dda [2024-11-09 22:18:55,499 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9caa9250/f1dc0f31db9f4bb6bf465c7afe39d7b2 [2024-11-09 22:18:55,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 22:18:55,504 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 22:18:55,505 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 22:18:55,505 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 22:18:55,509 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 22:18:55,509 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:18:55" (1/1) ... [2024-11-09 22:18:55,510 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cce851a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:55, skipping insertion in model container [2024-11-09 22:18:55,510 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:18:55" (1/1) ... [2024-11-09 22:18:55,524 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 22:18:55,667 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/mod3.c.v+cfa-reducer.c[1250,1263] [2024-11-09 22:18:55,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:18:55,682 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 22:18:55,700 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/mod3.c.v+cfa-reducer.c[1250,1263] [2024-11-09 22:18:55,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:18:55,718 INFO L204 MainTranslator]: Completed translation [2024-11-09 22:18:55,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:55 WrapperNode [2024-11-09 22:18:55,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 22:18:55,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 22:18:55,719 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 22:18:55,719 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 22:18:55,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:55" (1/1) ... [2024-11-09 22:18:55,731 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:55" (1/1) ... [2024-11-09 22:18:55,744 INFO L138 Inliner]: procedures = 13, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 60 [2024-11-09 22:18:55,745 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 22:18:55,746 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 22:18:55,746 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 22:18:55,746 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 22:18:55,754 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:55" (1/1) ... [2024-11-09 22:18:55,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:55" (1/1) ... [2024-11-09 22:18:55,755 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:55" (1/1) ... [2024-11-09 22:18:55,762 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-09 22:18:55,763 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:55" (1/1) ... [2024-11-09 22:18:55,763 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:55" (1/1) ... [2024-11-09 22:18:55,764 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:55" (1/1) ... [2024-11-09 22:18:55,765 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:55" (1/1) ... [2024-11-09 22:18:55,765 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:55" (1/1) ... [2024-11-09 22:18:55,765 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:55" (1/1) ... [2024-11-09 22:18:55,766 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 22:18:55,767 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 22:18:55,767 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 22:18:55,767 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 22:18:55,768 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:55" (1/1) ... [2024-11-09 22:18:55,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:18:55,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:18:55,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-09 22:18:55,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-09 22:18:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 22:18:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 22:18:55,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 22:18:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 22:18:55,907 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 22:18:55,909 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 22:18:56,010 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L56: havoc main_~__tmp_1~0#1, main_~__VERIFIER_assert__cond~0#1; [2024-11-09 22:18:56,011 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L34: havoc main_~main____CPAchecker_TMP_1~0#1;assume true;#t~ret7#1 := main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_~main____CPAchecker_TMP_1~0#1, main_~__tmp_1~0#1, main_~__VERIFIER_assert__cond~0#1, main_~main__x~0#1, main_~main__y~0#1, main_~main____CPAchecker_TMP_0~0#1;assume { :end_inline_main } true; [2024-11-09 22:18:56,011 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L34: havoc main_~main____CPAchecker_TMP_1~0#1;assume true;#t~ret7#1 := main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_~main____CPAchecker_TMP_1~0#1, main_~__tmp_1~0#1, main_~__VERIFIER_assert__cond~0#1, main_~main__x~0#1, main_~main__y~0#1, main_~main____CPAchecker_TMP_0~0#1;assume { :end_inline_main } true; [2024-11-09 22:18:56,014 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.LiveIcfgUtils.initializeMapAndWorklist(LiveIcfgUtils.java:213) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.LiveIcfgUtils.computeFutureLiveVariables(LiveIcfgUtils.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.LiveIcfgUtils.applyFutureLiveOptimization(LiveIcfgUtils.java:81) at de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.IcfgBuilderObserver.process(IcfgBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 22:18:56,018 INFO L158 Benchmark]: Toolchain (without parser) took 513.12ms. Allocated memory is still 188.7MB. Free memory was 121.3MB in the beginning and 152.7MB in the end (delta: -31.4MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2024-11-09 22:18:56,018 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 102.8MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 22:18:56,019 INFO L158 Benchmark]: CACSL2BoogieTranslator took 213.73ms. Allocated memory is still 188.7MB. Free memory was 121.1MB in the beginning and 108.7MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 22:18:56,020 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.23ms. Allocated memory is still 188.7MB. Free memory was 108.5MB in the beginning and 107.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 22:18:56,020 INFO L158 Benchmark]: Boogie Preprocessor took 20.71ms. Allocated memory is still 188.7MB. Free memory was 107.2MB in the beginning and 105.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 22:18:56,020 INFO L158 Benchmark]: IcfgBuilder took 249.26ms. Allocated memory is still 188.7MB. Free memory was 105.5MB in the beginning and 152.7MB in the end (delta: -47.2MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2024-11-09 22:18:56,023 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 102.8MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 213.73ms. Allocated memory is still 188.7MB. Free memory was 121.1MB in the beginning and 108.7MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.23ms. Allocated memory is still 188.7MB. Free memory was 108.5MB in the beginning and 107.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.71ms. Allocated memory is still 188.7MB. Free memory was 107.2MB in the beginning and 105.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 249.26ms. Allocated memory is still 188.7MB. Free memory was 105.5MB in the beginning and 152.7MB in the end (delta: -47.2MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.LiveIcfgUtils.initializeMapAndWorklist(LiveIcfgUtils.java:213) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 22:18:56,045 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-industry-pattern/mod3.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 92b4501808affebdeca741bfd6f75263ab313d5eceb196bbb78aea107ecea6ed --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-09 22:18:57,830 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 22:18:57,889 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-09 22:18:57,894 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 22:18:57,896 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 22:18:57,916 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 22:18:57,917 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 22:18:57,917 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 22:18:57,918 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 22:18:57,918 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 22:18:57,918 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 22:18:57,919 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 22:18:57,919 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 22:18:57,919 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 22:18:57,921 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 22:18:57,921 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 22:18:57,921 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 22:18:57,921 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 22:18:57,922 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 22:18:57,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 22:18:57,922 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 22:18:57,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 22:18:57,923 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 22:18:57,923 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 22:18:57,923 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 22:18:57,923 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 22:18:57,924 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 22:18:57,926 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 22:18:57,926 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 22:18:57,926 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 22:18:57,926 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-09 22:18:57,927 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 22:18:57,927 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 22:18:57,927 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 22:18:57,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:18:57,927 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 22:18:57,928 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 22:18:57,928 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 22:18:57,928 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-09 22:18:57,928 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 22:18:57,928 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 22:18:57,928 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 22:18:57,929 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 22:18:57,929 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 22:18:57,929 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92b4501808affebdeca741bfd6f75263ab313d5eceb196bbb78aea107ecea6ed [2024-11-09 22:18:58,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 22:18:58,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 22:18:58,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 22:18:58,203 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 22:18:58,203 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 22:18:58,204 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2024-11-09 22:18:59,555 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 22:18:59,706 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 22:18:59,708 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2024-11-09 22:18:59,716 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72e41844a/6c4ed7ddd59a403ab0b0dc5feacf2f57/FLAGe5cb9e114 [2024-11-09 22:18:59,729 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72e41844a/6c4ed7ddd59a403ab0b0dc5feacf2f57 [2024-11-09 22:18:59,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 22:18:59,734 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 22:18:59,735 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 22:18:59,735 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 22:18:59,740 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 22:18:59,741 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:18:59" (1/1) ... [2024-11-09 22:18:59,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62899e39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:59, skipping insertion in model container [2024-11-09 22:18:59,741 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:18:59" (1/1) ... [2024-11-09 22:18:59,757 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 22:18:59,902 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/mod3.c.v+cfa-reducer.c[1250,1263] [2024-11-09 22:18:59,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:18:59,923 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 22:18:59,944 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/mod3.c.v+cfa-reducer.c[1250,1263] [2024-11-09 22:18:59,945 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 22:18:59,961 INFO L204 MainTranslator]: Completed translation [2024-11-09 22:18:59,961 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:59 WrapperNode [2024-11-09 22:18:59,961 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 22:18:59,962 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 22:18:59,962 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 22:18:59,962 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 22:18:59,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:59" (1/1) ... [2024-11-09 22:18:59,975 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:59" (1/1) ... [2024-11-09 22:18:59,988 INFO L138 Inliner]: procedures = 13, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57 [2024-11-09 22:18:59,989 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 22:18:59,990 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 22:18:59,990 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 22:18:59,990 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 22:18:59,997 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:59" (1/1) ... [2024-11-09 22:18:59,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:59" (1/1) ... [2024-11-09 22:18:59,999 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:59" (1/1) ... [2024-11-09 22:19:00,009 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-09 22:19:00,009 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:59" (1/1) ... [2024-11-09 22:19:00,010 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:59" (1/1) ... [2024-11-09 22:19:00,014 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:59" (1/1) ... [2024-11-09 22:19:00,017 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:59" (1/1) ... [2024-11-09 22:19:00,018 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:59" (1/1) ... [2024-11-09 22:19:00,019 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:59" (1/1) ... [2024-11-09 22:19:00,020 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 22:19:00,022 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-09 22:19:00,022 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-09 22:19:00,022 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-09 22:19:00,023 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:18:59" (1/1) ... [2024-11-09 22:19:00,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 22:19:00,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 22:19:00,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-09 22:19:00,052 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-09 22:19:00,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 22:19:00,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 22:19:00,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 22:19:00,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-09 22:19:00,135 INFO L256 CfgBuilder]: Building ICFG [2024-11-09 22:19:00,136 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 22:19:00,293 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L56: havoc main_~__tmp_1~0#1, main_~__VERIFIER_assert__cond~0#1; [2024-11-09 22:19:00,294 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L34: havoc main_~main____CPAchecker_TMP_1~0#1;assume true;#t~ret7#1 := main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_~main____CPAchecker_TMP_1~0#1, main_~__tmp_1~0#1, main_~__VERIFIER_assert__cond~0#1, main_~main__x~0#1, main_~main__y~0#1, main_~main____CPAchecker_TMP_0~0#1;assume { :end_inline_main } true; [2024-11-09 22:19:00,294 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L34: havoc main_~main____CPAchecker_TMP_1~0#1;assume true;#t~ret7#1 := main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_~main____CPAchecker_TMP_1~0#1, main_~__tmp_1~0#1, main_~__VERIFIER_assert__cond~0#1, main_~main__x~0#1, main_~main__y~0#1, main_~main____CPAchecker_TMP_0~0#1;assume { :end_inline_main } true; [2024-11-09 22:19:00,297 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.LiveIcfgUtils.initializeMapAndWorklist(LiveIcfgUtils.java:213) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.LiveIcfgUtils.computeFutureLiveVariables(LiveIcfgUtils.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.LiveIcfgUtils.applyFutureLiveOptimization(LiveIcfgUtils.java:81) at de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.IcfgBuilderObserver.process(IcfgBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 22:19:00,302 INFO L158 Benchmark]: Toolchain (without parser) took 567.47ms. Allocated memory is still 67.1MB. Free memory was 41.4MB in the beginning and 32.6MB in the end (delta: 8.8MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2024-11-09 22:19:00,303 INFO L158 Benchmark]: CDTParser took 0.99ms. Allocated memory is still 46.1MB. Free memory is still 22.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 22:19:00,303 INFO L158 Benchmark]: CACSL2BoogieTranslator took 226.21ms. Allocated memory is still 67.1MB. Free memory was 41.2MB in the beginning and 46.4MB in the end (delta: -5.2MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-11-09 22:19:00,304 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.90ms. Allocated memory is still 67.1MB. Free memory was 46.4MB in the beginning and 44.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 22:19:00,304 INFO L158 Benchmark]: Boogie Preprocessor took 31.66ms. Allocated memory is still 67.1MB. Free memory was 44.9MB in the beginning and 43.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 22:19:00,305 INFO L158 Benchmark]: IcfgBuilder took 278.26ms. Allocated memory is still 67.1MB. Free memory was 43.1MB in the beginning and 32.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 22:19:00,307 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99ms. Allocated memory is still 46.1MB. Free memory is still 22.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 226.21ms. Allocated memory is still 67.1MB. Free memory was 41.2MB in the beginning and 46.4MB in the end (delta: -5.2MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.90ms. Allocated memory is still 67.1MB. Free memory was 46.4MB in the beginning and 44.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.66ms. Allocated memory is still 67.1MB. Free memory was 44.9MB in the beginning and 43.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 278.26ms. Allocated memory is still 67.1MB. Free memory was 43.1MB in the beginning and 32.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.LiveIcfgUtils.initializeMapAndWorklist(LiveIcfgUtils.java:213) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 22:19:00,329 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null