./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 78ba48a5ba258c97002ebbac7c4ac0368a62523f ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 78ba48a5ba258c97002ebbac7c4ac0368a62523f .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:16:06,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:16:06,217 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:16:06,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:16:06,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:16:06,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:16:06,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:16:06,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:16:06,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:16:06,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:16:06,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:16:06,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:16:06,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:16:06,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:16:06,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:16:06,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:16:06,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:16:06,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:16:06,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:16:06,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:16:06,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:16:06,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:16:06,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:16:06,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:16:06,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:16:06,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:16:06,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:16:06,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:16:06,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:16:06,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:16:06,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:16:06,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:16:06,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:16:06,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:16:06,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:16:06,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:16:06,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:16:06,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:16:06,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:16:06,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:16:06,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:16:06,368 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-10-13 00:16:06,411 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:16:06,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:16:06,412 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:16:06,412 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:16:06,420 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:16:06,420 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:16:06,421 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:16:06,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:16:06,421 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:16:06,421 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:16:06,422 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:16:06,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:16:06,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:16:06,423 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 00:16:06,423 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 00:16:06,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:16:06,424 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 00:16:06,424 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:16:06,424 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:16:06,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:16:06,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:16:06,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:16:06,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:16:06,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:16:06,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:16:06,426 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:16:06,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:16:06,426 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:16:06,427 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78ba48a5ba258c97002ebbac7c4ac0368a62523f [2021-10-13 00:16:06,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:16:06,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:16:06,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:16:06,773 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:16:06,774 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:16:06,775 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2021-10-13 00:16:06,861 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/data/0f7d3629b/77eeb38d2bc54495bfa680901a5a72c0/FLAGe0c13bff6 [2021-10-13 00:16:07,479 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:16:07,485 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/sv-benchmarks/c/memsafety/global-atexit-1.i [2021-10-13 00:16:07,497 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/data/0f7d3629b/77eeb38d2bc54495bfa680901a5a72c0/FLAGe0c13bff6 [2021-10-13 00:16:07,768 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/data/0f7d3629b/77eeb38d2bc54495bfa680901a5a72c0 [2021-10-13 00:16:07,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:16:07,772 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 00:16:07,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:16:07,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:16:07,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:16:07,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:16:07" (1/1) ... [2021-10-13 00:16:07,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28b8b28b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:16:07, skipping insertion in model container [2021-10-13 00:16:07,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:16:07" (1/1) ... [2021-10-13 00:16:07,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:16:07,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:16:08,114 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2021-10-13 00:16:08,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c668920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:16:08, skipping insertion in model container [2021-10-13 00:16:08,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:16:08,119 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-13 00:16:08,121 INFO L168 Benchmark]: Toolchain (without parser) took 348.14 ms. Allocated memory is still 109.1 MB. Free memory was 81.0 MB in the beginning and 70.8 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:16:08,123 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 81.8 MB. Free memory is still 49.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:16:08,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.13 ms. Allocated memory is still 109.1 MB. Free memory was 80.9 MB in the beginning and 70.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:16:08,128 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 81.8 MB. Free memory is still 49.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 345.13 ms. Allocated memory is still 109.1 MB. Free memory was 80.9 MB in the beginning and 70.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 566]: Unsupported Syntax Unsupported function: _Exit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:16:10,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:16:10,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:16:10,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:16:10,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:16:10,733 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:16:10,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:16:10,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:16:10,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:16:10,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:16:10,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:16:10,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:16:10,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:16:10,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:16:10,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:16:10,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:16:10,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:16:10,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:16:10,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:16:10,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:16:10,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:16:10,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:16:10,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:16:10,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:16:10,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:16:10,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:16:10,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:16:10,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:16:10,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:16:10,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:16:10,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:16:10,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:16:10,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:16:10,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:16:10,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:16:10,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:16:10,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:16:10,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:16:10,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:16:10,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:16:10,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:16:10,822 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-10-13 00:16:10,875 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:16:10,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:16:10,876 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:16:10,876 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:16:10,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:16:10,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:16:10,879 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:16:10,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:16:10,879 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:16:10,880 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:16:10,881 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:16:10,881 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:16:10,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:16:10,882 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 00:16:10,882 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 00:16:10,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:16:10,883 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 00:16:10,883 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 00:16:10,883 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 00:16:10,883 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:16:10,884 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:16:10,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:16:10,884 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:16:10,884 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:16:10,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:16:10,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:16:10,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:16:10,886 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 00:16:10,886 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 00:16:10,886 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:16:10,886 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 00:16:10,887 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78ba48a5ba258c97002ebbac7c4ac0368a62523f [2021-10-13 00:16:11,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:16:11,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:16:11,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:16:11,328 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:16:11,328 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:16:11,330 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/memsafety/global-atexit-1.i [2021-10-13 00:16:11,414 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/data/fae2f8b71/49451cf5a3dd4351bc8f4e4aae9197c9/FLAG470df3659 [2021-10-13 00:16:12,099 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:16:12,100 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/sv-benchmarks/c/memsafety/global-atexit-1.i [2021-10-13 00:16:12,116 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/data/fae2f8b71/49451cf5a3dd4351bc8f4e4aae9197c9/FLAG470df3659 [2021-10-13 00:16:12,369 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006200a7-8bed-4fe9-8e10-ed25195a1265/bin/uautomizer-WNIpwEf4Nt/data/fae2f8b71/49451cf5a3dd4351bc8f4e4aae9197c9 [2021-10-13 00:16:12,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:16:12,376 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-13 00:16:12,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:16:12,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:16:12,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:16:12,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:16:12" (1/1) ... [2021-10-13 00:16:12,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a53f645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:16:12, skipping insertion in model container [2021-10-13 00:16:12,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:16:12" (1/1) ... [2021-10-13 00:16:12,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:16:12,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:16:12,843 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: _Exit [2021-10-13 00:16:12,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11ef4bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:16:12, skipping insertion in model container [2021-10-13 00:16:12,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:16:12,846 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-13 00:16:12,849 INFO L168 Benchmark]: Toolchain (without parser) took 471.31 ms. Allocated memory is still 60.8 MB. Free memory was 37.7 MB in the beginning and 43.2 MB in the end (delta: -5.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:16:12,851 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 60.8 MB. Free memory is still 41.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:16:12,852 INFO L168 Benchmark]: CACSL2BoogieTranslator took 465.50 ms. Allocated memory is still 60.8 MB. Free memory was 37.5 MB in the beginning and 43.2 MB in the end (delta: -5.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:16:12,855 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 60.8 MB. Free memory is still 41.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 465.50 ms. Allocated memory is still 60.8 MB. Free memory was 37.5 MB in the beginning and 43.2 MB in the end (delta: -5.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 566]: Unsupported Syntax Unsupported function: _Exit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...