./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/memsafety/global-atexit-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version f4b24e32 Calling Ultimate with: /usr/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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/global-atexit-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 05:52:11,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 05:52:11,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 05:52:11,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 05:52:11,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 05:52:11,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 05:52:11,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 05:52:11,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 05:52:11,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 05:52:11,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 05:52:11,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 05:52:11,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 05:52:11,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 05:52:11,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 05:52:11,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 05:52:11,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 05:52:11,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 05:52:11,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 05:52:11,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 05:52:11,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 05:52:11,420 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 05:52:11,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 05:52:11,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 05:52:11,423 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 05:52:11,424 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 05:52:11,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 05:52:11,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 05:52:11,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 05:52:11,433 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 05:52:11,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 05:52:11,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 05:52:11,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 05:52:11,436 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 05:52:11,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 05:52:11,437 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 05:52:11,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 05:52:11,438 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 05:52:11,439 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 05:52:11,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 05:52:11,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 05:52:11,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 05:52:11,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 05:52:11,444 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2022-07-14 05:52:11,477 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 05:52:11,478 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 05:52:11,478 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 05:52:11,478 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 05:52:11,479 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 05:52:11,479 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 05:52:11,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 05:52:11,480 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 05:52:11,480 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 05:52:11,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 05:52:11,481 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-14 05:52:11,482 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 05:52:11,482 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 05:52:11,482 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-14 05:52:11,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 05:52:11,482 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-14 05:52:11,482 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-14 05:52:11,483 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 05:52:11,483 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 05:52:11,483 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-14 05:52:11,483 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 05:52:11,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 05:52:11,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 05:52:11,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 05:52:11,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 05:52:11,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 05:52:11,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 05:52:11,484 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 05:52:11,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 05:52:11,485 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:/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-07-14 05:52:11,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 05:52:11,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 05:52:11,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 05:52:11,763 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 05:52:11,764 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 05:52:11,765 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-07-14 05:52:11,827 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e81278d0/60ed18072aa04e40a4cb8d6da5384c1a/FLAG218fc63c2 [2022-07-14 05:52:12,303 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 05:52:12,304 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-07-14 05:52:12,320 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e81278d0/60ed18072aa04e40a4cb8d6da5384c1a/FLAG218fc63c2 [2022-07-14 05:52:12,620 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e81278d0/60ed18072aa04e40a4cb8d6da5384c1a [2022-07-14 05:52:12,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 05:52:12,623 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 05:52:12,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 05:52:12,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 05:52:12,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 05:52:12,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:52:12" (1/1) ... [2022-07-14 05:52:12,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d7e2c11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:52:12, skipping insertion in model container [2022-07-14 05:52:12,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:52:12" (1/1) ... [2022-07-14 05:52:12,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 05:52:12,664 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 05:52:12,962 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-14 05:52:12,964 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@593b4fed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:52:12, skipping insertion in model container [2022-07-14 05:52:12,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 05:52:12,965 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-14 05:52:12,967 INFO L158 Benchmark]: Toolchain (without parser) took 342.54ms. Allocated memory is still 119.5MB. Free memory was 82.0MB in the beginning and 94.4MB in the end (delta: -12.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-14 05:52:12,968 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 119.5MB. Free memory is still 99.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 05:52:12,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 338.00ms. Allocated memory is still 119.5MB. Free memory was 81.7MB in the beginning and 94.4MB in the end (delta: -12.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-14 05:52:12,971 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 119.5MB. Free memory is still 99.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 338.00ms. Allocated memory is still 119.5MB. Free memory was 81.7MB in the beginning and 94.4MB in the end (delta: -12.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit 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/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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/global-atexit-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 05:52:14,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 05:52:14,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 05:52:14,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 05:52:14,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 05:52:14,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 05:52:14,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 05:52:14,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 05:52:14,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 05:52:14,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 05:52:14,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 05:52:14,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 05:52:14,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 05:52:14,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 05:52:14,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 05:52:14,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 05:52:14,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 05:52:14,854 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 05:52:14,856 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 05:52:14,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 05:52:14,863 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 05:52:14,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 05:52:14,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 05:52:14,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 05:52:14,868 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 05:52:14,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 05:52:14,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 05:52:14,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 05:52:14,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 05:52:14,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 05:52:14,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 05:52:14,878 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 05:52:14,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 05:52:14,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 05:52:14,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 05:52:14,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 05:52:14,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 05:52:14,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 05:52:14,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 05:52:14,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 05:52:14,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 05:52:14,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 05:52:14,892 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2022-07-14 05:52:14,922 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 05:52:14,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 05:52:14,922 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 05:52:14,923 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 05:52:14,923 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 05:52:14,924 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 05:52:14,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 05:52:14,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 05:52:14,925 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 05:52:14,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 05:52:14,925 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-14 05:52:14,925 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 05:52:14,926 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 05:52:14,926 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-14 05:52:14,926 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 05:52:14,926 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-14 05:52:14,926 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-14 05:52:14,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 05:52:14,927 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 05:52:14,927 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-14 05:52:14,927 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-14 05:52:14,928 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-14 05:52:14,928 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 05:52:14,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 05:52:14,929 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 05:52:14,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 05:52:14,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 05:52:14,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 05:52:14,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 05:52:14,930 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-14 05:52:14,930 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-14 05:52:14,931 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-14 05:52:14,931 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:/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-07-14 05:52:15,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 05:52:15,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 05:52:15,346 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 05:52:15,347 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 05:52:15,349 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 05:52:15,350 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-07-14 05:52:15,408 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6268026c1/127696e3720c498bacfdd9fdb93c7a90/FLAGd93100cb7 [2022-07-14 05:52:15,930 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 05:52:15,933 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-07-14 05:52:15,945 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6268026c1/127696e3720c498bacfdd9fdb93c7a90/FLAGd93100cb7 [2022-07-14 05:52:16,258 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6268026c1/127696e3720c498bacfdd9fdb93c7a90 [2022-07-14 05:52:16,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 05:52:16,261 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 05:52:16,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 05:52:16,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 05:52:16,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 05:52:16,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:52:16" (1/1) ... [2022-07-14 05:52:16,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@747310d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:52:16, skipping insertion in model container [2022-07-14 05:52:16,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:52:16" (1/1) ... [2022-07-14 05:52:16,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 05:52:16,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 05:52:16,607 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-14 05:52:16,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@238ee4ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:52:16, skipping insertion in model container [2022-07-14 05:52:16,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 05:52:16,609 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-14 05:52:16,611 INFO L158 Benchmark]: Toolchain (without parser) took 348.40ms. Allocated memory is still 69.2MB. Free memory was 50.9MB in the beginning and 52.9MB in the end (delta: -2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-14 05:52:16,612 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 69.2MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 05:52:16,614 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.90ms. Allocated memory is still 69.2MB. Free memory was 50.7MB in the beginning and 52.9MB in the end (delta: -2.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-14 05:52:16,616 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 69.2MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.90ms. Allocated memory is still 69.2MB. Free memory was 50.7MB in the beginning and 52.9MB in the end (delta: -2.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit 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: UNKNOWN