./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/time_var_mutex.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-atomic/time_var_mutex.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx --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 1985bb251db70a1c798d345be7e1671f9dcc6a359b969ca99d23e0003d9a3770 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:25:09,777 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:25:09,892 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 22:25:09,899 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:25:09,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:25:09,945 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:25:09,946 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:25:09,946 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:25:09,948 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:25:09,955 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:25:09,956 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:25:09,957 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:25:09,958 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:25:09,960 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:25:09,961 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:25:09,961 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:25:09,961 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:25:09,962 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:25:09,963 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:25:09,963 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:25:09,963 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:25:09,964 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:25:09,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:25:09,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:25:09,965 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:25:09,966 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:25:09,966 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:25:09,967 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:25:09,967 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:25:09,968 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:25:09,969 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:25:09,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:25:09,970 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:25:09,970 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:25:09,970 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:25:09,970 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:25:09,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:25:09,971 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:25:09,971 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:25:09,971 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:25:09,972 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:25:09,972 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:25:09,972 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1985bb251db70a1c798d345be7e1671f9dcc6a359b969ca99d23e0003d9a3770 [2023-11-21 22:25:10,308 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:25:10,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:25:10,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:25:10,343 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:25:10,343 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:25:10,345 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/pthread-atomic/time_var_mutex.i [2023-11-21 22:25:13,478 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:25:13,834 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:25:13,835 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/sv-benchmarks/c/pthread-atomic/time_var_mutex.i [2023-11-21 22:25:13,857 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/data/12efb41e2/23aaba2b677d4d39b52b6a6236e8fb0c/FLAG892f256dc [2023-11-21 22:25:13,876 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/data/12efb41e2/23aaba2b677d4d39b52b6a6236e8fb0c [2023-11-21 22:25:13,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:25:13,885 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:25:13,887 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:25:13,888 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:25:13,894 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:25:13,894 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:25:13" (1/1) ... [2023-11-21 22:25:13,896 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3470cc63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:13, skipping insertion in model container [2023-11-21 22:25:13,896 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:25:13" (1/1) ... [2023-11-21 22:25:13,955 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:25:14,422 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/sv-benchmarks/c/pthread-atomic/time_var_mutex.i[30247,30260] [2023-11-21 22:25:14,429 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/sv-benchmarks/c/pthread-atomic/time_var_mutex.i[30452,30465] [2023-11-21 22:25:14,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:25:14,457 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:25:14,520 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/sv-benchmarks/c/pthread-atomic/time_var_mutex.i[30247,30260] [2023-11-21 22:25:14,523 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/sv-benchmarks/c/pthread-atomic/time_var_mutex.i[30452,30465] [2023-11-21 22:25:14,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:25:14,593 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:25:14,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:14 WrapperNode [2023-11-21 22:25:14,594 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:25:14,596 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:25:14,596 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:25:14,596 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:25:14,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:14" (1/1) ... [2023-11-21 22:25:14,644 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:14" (1/1) ... [2023-11-21 22:25:14,683 INFO L138 Inliner]: procedures = 170, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 61 [2023-11-21 22:25:14,684 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:25:14,685 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:25:14,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:25:14,685 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:25:14,698 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:14" (1/1) ... [2023-11-21 22:25:14,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:14" (1/1) ... [2023-11-21 22:25:14,714 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:14" (1/1) ... [2023-11-21 22:25:14,732 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor has thrown an exception: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0 at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processJoinStatement(AliasAnalysis.java:175) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processStatementList(AliasAnalysis.java:161) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processBody(AliasAnalysis.java:128) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.aliasAnalysis(AliasAnalysis.java:117) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.HeapSplitter.tryToSliceMemory(HeapSplitter.java:116) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.HeapSplitter.process(HeapSplitter.java:102) 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:155) 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) [2023-11-21 22:25:14,738 INFO L158 Benchmark]: Toolchain (without parser) took 851.36ms. Allocated memory is still 148.9MB. Free memory was 107.8MB in the beginning and 84.3MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-21 22:25:14,739 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:25:14,740 INFO L158 Benchmark]: CACSL2BoogieTranslator took 707.72ms. Allocated memory is still 148.9MB. Free memory was 107.8MB in the beginning and 87.7MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 22:25:14,741 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.11ms. Allocated memory is still 148.9MB. Free memory was 87.3MB in the beginning and 85.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:25:14,742 INFO L158 Benchmark]: Boogie Preprocessor took 51.26ms. Allocated memory is still 148.9MB. Free memory was 85.6MB in the beginning and 84.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:25:14,746 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 707.72ms. Allocated memory is still 148.9MB. Free memory was 107.8MB in the beginning and 87.7MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.11ms. Allocated memory is still 148.9MB. Free memory was 87.3MB in the beginning and 85.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.26ms. Allocated memory is still 148.9MB. Free memory was 85.6MB in the beginning and 84.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - ExceptionOrErrorResult: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0 de.uni_freiburg.informatik.ultimate.boogie.preprocessor: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0: de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processJoinStatement(AliasAnalysis.java:175) RESULT: Ultimate could not prove your program: Toolchain returned no result. 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: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-atomic/time_var_mutex.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx --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 1985bb251db70a1c798d345be7e1671f9dcc6a359b969ca99d23e0003d9a3770 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:25:17,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:25:17,483 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-21 22:25:17,493 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:25:17,494 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:25:17,539 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:25:17,540 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:25:17,541 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:25:17,542 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:25:17,547 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:25:17,548 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:25:17,548 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:25:17,549 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:25:17,551 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:25:17,551 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:25:17,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:25:17,553 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:25:17,553 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:25:17,554 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:25:17,555 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:25:17,555 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:25:17,556 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:25:17,556 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:25:17,557 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:25:17,557 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 22:25:17,558 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 22:25:17,558 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:25:17,559 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:25:17,559 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:25:17,559 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:25:17,561 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:25:17,561 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:25:17,562 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:25:17,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:25:17,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:25:17,562 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:25:17,564 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:25:17,564 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 22:25:17,564 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 22:25:17,564 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:25:17,565 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:25:17,565 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:25:17,565 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:25:17,565 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:25:17,566 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 22:25:17,566 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1985bb251db70a1c798d345be7e1671f9dcc6a359b969ca99d23e0003d9a3770 [2023-11-21 22:25:17,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:25:18,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:25:18,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:25:18,011 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:25:18,012 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:25:18,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/pthread-atomic/time_var_mutex.i [2023-11-21 22:25:21,428 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:25:21,732 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:25:21,733 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/sv-benchmarks/c/pthread-atomic/time_var_mutex.i [2023-11-21 22:25:21,750 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/data/9af1143e6/d0d1276f4acf4329908f106e1bf5ba6e/FLAGcca339c2d [2023-11-21 22:25:21,765 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/bin/uautomizer-verify-bycVGegfSx/data/9af1143e6/d0d1276f4acf4329908f106e1bf5ba6e [2023-11-21 22:25:21,768 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:25:21,769 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:25:21,771 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:25:21,771 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:25:21,776 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:25:21,777 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:25:21" (1/1) ... [2023-11-21 22:25:21,778 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ab8d52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:21, skipping insertion in model container [2023-11-21 22:25:21,779 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:25:21" (1/1) ... [2023-11-21 22:25:21,849 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:25:22,244 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/sv-benchmarks/c/pthread-atomic/time_var_mutex.i[30247,30260] [2023-11-21 22:25:22,251 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/sv-benchmarks/c/pthread-atomic/time_var_mutex.i[30452,30465] [2023-11-21 22:25:22,264 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:25:22,288 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:25:22,368 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/sv-benchmarks/c/pthread-atomic/time_var_mutex.i[30247,30260] [2023-11-21 22:25:22,369 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57c33d85-f8d6-47ec-b11d-4d09efbf1989/sv-benchmarks/c/pthread-atomic/time_var_mutex.i[30452,30465] [2023-11-21 22:25:22,373 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:25:22,456 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:25:22,457 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:22 WrapperNode [2023-11-21 22:25:22,457 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:25:22,459 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:25:22,459 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:25:22,459 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:25:22,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:22" (1/1) ... [2023-11-21 22:25:22,501 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:22" (1/1) ... [2023-11-21 22:25:22,536 INFO L138 Inliner]: procedures = 174, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2023-11-21 22:25:22,537 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:25:22,538 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:25:22,538 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:25:22,539 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:25:22,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:22" (1/1) ... [2023-11-21 22:25:22,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:22" (1/1) ... [2023-11-21 22:25:22,564 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:22" (1/1) ... [2023-11-21 22:25:22,581 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor has thrown an exception: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0 at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processJoinStatement(AliasAnalysis.java:175) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processStatementList(AliasAnalysis.java:161) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processBody(AliasAnalysis.java:128) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.aliasAnalysis(AliasAnalysis.java:117) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.HeapSplitter.tryToSliceMemory(HeapSplitter.java:116) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.HeapSplitter.process(HeapSplitter.java:102) 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:155) 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) [2023-11-21 22:25:22,592 INFO L158 Benchmark]: Toolchain (without parser) took 822.44ms. Allocated memory is still 79.7MB. Free memory was 54.8MB in the beginning and 48.3MB in the end (delta: 6.5MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2023-11-21 22:25:22,595 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 55.2MB in the end (delta: 149.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:25:22,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 686.73ms. Allocated memory is still 79.7MB. Free memory was 54.6MB in the beginning and 51.6MB in the end (delta: 2.9MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2023-11-21 22:25:22,597 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.17ms. Allocated memory is still 79.7MB. Free memory was 51.6MB in the beginning and 49.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:25:22,598 INFO L158 Benchmark]: Boogie Preprocessor took 52.73ms. Allocated memory is still 79.7MB. Free memory was 49.5MB in the beginning and 48.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:25:22,601 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 55.2MB in the end (delta: 149.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 686.73ms. Allocated memory is still 79.7MB. Free memory was 54.6MB in the beginning and 51.6MB in the end (delta: 2.9MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.17ms. Allocated memory is still 79.7MB. Free memory was 51.6MB in the beginning and 49.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.73ms. Allocated memory is still 79.7MB. Free memory was 49.5MB in the beginning and 48.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - ExceptionOrErrorResult: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0 de.uni_freiburg.informatik.ultimate.boogie.preprocessor: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0: de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processJoinStatement(AliasAnalysis.java:175) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0